Eaton Fuller RTLO-18918B-AS Parts Manual
This is the Eaton Fuller Illustrated Parts List covering the RTLO-18918B-AS transmission. Use it to identify every serviceable part in your unit — assemblies, gears, shafts, housings and seals — before you order replacements.
| Models covered | RTLO-18918B-AS |
| Transmission type | 18-speed, twin-countershaft, heavy duty |
| Document | Illustrated Parts List (Eaton Fuller) |
| Length | 35 pages |
| Format | PDF — view below or download free |
What’s inside
- Service kits & assemblies with recommended stocking quantities
- Mainshaft & countershaft gear groups
- Drive gears, idler & auxiliary drive gears
- Case, clutch & shift-bar housings
- Shift lever, forks & selector assemblies
- Bearings, seals, snap rings & small parts
- Air-shift and range-control components (where fitted)
- Exploded parts diagrams with OEM part numbers
Read the manual
This is the complete factory parts breakdown for the Eaton Fuller RTLO-18918B-AS — every part in the manual, matched to our live inventory. We stock 343 of the 363 parts below; click any part number to view it, or add it straight to your cart. Click a number on any diagram to jump to that part.
Auxiliary Drive Gear Case (Aux) Case (Front) Controller Ecu & Harness Countershaft & Brgs(Aux) Countershaft Assy Driver Command Console Filter Regulator Gear Display Module Heat Exchanger Input Shaft & Drive Gear Integral Oil Pump Kits & Assemblies Mainshaft & Synchro(Aux) Mainshaft Assy Miscellaneous Oil Cooler Oil Filter Range Cylinder Reverse Idler Shift Bar Housing Splitter Cylinder X-Y Shifter Module
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Auxiliary Drive Gear
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | 4304499 | Spacer | 1 | $62.25 | Add to Cart | |
| 2 | 5566510-BOX | Bearing | 1 | Replaces 5566510. | $176.04 | Add to Cart |
| 3 | 4304497 | Retainer | 1 | $258.87 | Add to Cart | |
| 4 | X-8-680 | Capscrew | 6 | 3/8"-16X1-1/2" | $1.97 | Add to Cart |
| 5 | 4304500 | Spacer | 1 | $25.06 | Add to Cart | |
| 6 | 4303825 | Auxiliary Drive Gear | 1 | $205.10 | Add to Cart | |
| 7 | 4303185 | Washer | 1 | Replaces 4300901. | $13.50 | Add to Cart |
| 8 | 4301254 | Snap Ring | 1 | $2.12 | Add to Cart |
Case (Aux)
Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | S-2501 | Speedo Rotor Assy | 1 | Replaces 4302242. MAGNETIC | $97.27 | Add to Cart |
| 2 | 5568511 | O-ring | 1 | $3.85 | Add to Cart | |
| 3 | K-2918 | Oil Seal Kit | 1 | Replaces 43023224302323. "FOR MAGNETIC COVER" | $46.53 | Add to Cart |
| 4 | X-8-0801M | Capscrew | 2 | M8 X 1.25 X 12MM | $2.57 | Add to Cart |
| 5 | S-2809 | Rear Bearing Cover | 1 | Replaces 4302332, 4303872. PUSH-IN/THREAD-IN MAGNETIC | $218.01 | Add to Cart |
| 6 | 1009551 | Gasket - Red Edge Molded | 1 | RED EDGE MOLDED GASKET - UNCOMPRESSED THICKNESS .043 - .051 - NOT INTERCHANGEABLE WITH ANY OTHER GASKET | $6.27 | Add to Cart |
| 6 | 4302247 | Gasket - Purple Edge Molded | 1 | NON EDGE MOLDED GASKET - UNCOMPRESSED THICKNESS - .013 - .018 - NOT INTERCHANGABLE WITH ANY OTHER GASKET | $6.40 | Add to Cart |
| 7 | X-8L-614 | Capscrew | 6 | 3/8"-16X2" | $3.24 | Add to Cart |
| 8 | X-8L-602 | Capscrew | 17 | 3/8"-16X1-1/2" | $2.09 | Add to Cart |
| 8 | X-8L-614 | Capscrew | 2 | 3/8"-16X2" | $3.24 | Add to Cart |
| 9 | 4302320 | Cover | 2 | Replaces 21346. | $43.61 | Add to Cart |
| 10 | 4305978 | Gasket | 2 | Replaces 4302246. | — | Call for availability |
| 11 | K-2805 | Shim Kit | 1 | Replaces 21452, K-2106. | $46.55 | Add to Cart |
| 12 | 14335 | Gasket | 1 | $4.43 | Add to Cart | |
| 13 | 4303586 | Rear Housing | 1 | $606.54 | Add to Cart | |
| 15 | 20815 | Lifting Eye | 2 | Replaces 17105. | $2.88 | Add to Cart |
| 16 | X-8L-604 | Capscrew | 8 | 3/8"-16X1-1/4" | $2.34 | Add to Cart |
| 23 | K-3231 | Speed Sensor Kit | 1 | Replaces A-6398, A-6724. SINGLE PICK-UP (2 PIN) | — | Call for availability |
| 24 | K-3523 | Speedo Plug Kit | 2 | Replaces 4302707. | $5.15 | Add to Cart |
Case (Front)
Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | S-2791 | Case Assy | 1 | Replaces 4304067. | — | Call for availability |
| 2 | X-12-2007 | Pipe Plug | 1 | Replaces X122006. | $9.36 | Add to Cart |
| 3 | X-12-1207 | Pipe Plug | 1 | Replaces X121202, X121206. 3/4" MAGNETIC | $4.53 | Add to Cart |
| 4 | 4305310 | Gasket | 1 | Replaces 4302810. | $8.53 | Add to Cart |
| 5 | 4302809 | Pto Cover | 1 | Replaces 16596, 4300571. | $19.11 | Add to Cart |
| 6 | X-8-725 | Capscrew | 8 | Replaces X8724. 7/16"-14X7/8" | $2.42 | Add to Cart |
| 7 | 4306584 | Clutch Housing Gasket | 1 | Replaces 4304815, 4305668. | $22.49 | Add to Cart |
| 8 | A-3713 | Clutch Housing Assy | 1 | Replaces A-3700. #1 PUSH-PULL IRON | $1,231.08 | Add to Cart |
| 8 | A-3723 | Clutch Housing Assy | 1 | Replaces A-3721, A-3722. #2 PUSH-PULL IRON | $1,887.32 | Add to Cart |
| 8 | A-4772 | Clutch Housing Assy | 1 | Replaces A-4344, A-4771. #2 PUSH-PULL ALUM. | $2,336.63 | Add to Cart |
| 8 | A-6064 | Clutch Housing Assy | 1 | Replaces A-4342, A-4770, A-6062, A-6063, A-6065. #1 PUSH-PULL ALUM. | $1,376.22 | Add to Cart |
| 9 | 239614 | Screw | 4 | Replaces X-8, L-509. 5/16-18X.81 QUANTITY DEPENDENT ON DESIGN | $7.31 | Add to Cart |
| 10 | 14506 | Hand Hole Cover | 1 | #2 PUSH | $25.71 | Add to Cart |
| 10 | 14507 | Hand Hole Cover | 1 | #2 PULL | $9.50 | Add to Cart |
| 10 | 4305230 | Hand Hole Cover | 1 | Replaces 11453. #1 PULL | $10.20 | Add to Cart |
| 10 | 4305231 | Hand Hole Cover | 1 | Replaces 1565. #1 PUSH | $11.29 | Add to Cart |
| 11 | 4306583 | Stud | 6 | Replaces 5966. | $3.21 | Add to Cart |
| 12 | X-10-1005 | Washer | 6 | Replaces X31000, X101000, X101004. 1.23 X 6.60 | $1.50 | Add to Cart |
| 13 | X-1-1012 | Hex Nut | 6 | Replaces X-1-1005. .625-18 | $2.04 | Add to Cart |
| 14 | 20550 | Front Brg Cover | 1 | 2" PULL | $42.67 | Add to Cart |
| 15 | X-8L-604 | Capscrew | 6 | 3/8"-16X1-1/4" | $2.34 | Add to Cart |
| 16 | 20549 | Front Brg Cover | 1 | 2" PUSH | $107.56 | Add to Cart |
| 17 | 14311 | Gasket | 1 | $2.04 | Add to Cart | |
| 18 | 12815 | Bushing | 4 | FOR #1 HOUSING UPPER | $5.26 | Add to Cart |
| 18 | 12815 | Bushing | 2 | FOR #2 HOUSING UPPER | $5.26 | Add to Cart |
| 18 | 8677 | Bushing | 1 | FOR #2 HOUSING UPPER | $19.09 | Add to Cart |
| 19 | 8677 | Bushing | 2 | FOR #1 AND #2 HOUSING LOWER | $19.09 | Add to Cart |
| 20 | X-8C-830 | Hex Head Screw/washer Assy | 4 | Replaces X-8, C-826. .500-13 X 1.490, USE 2 PCS FOR IRON HOUSING, USE 4 PCS FOR ALUMINUM HOUSING | $3.46 | Add to Cart |
| 20 | X-8C-831 | Hex Head Screw/washer Assy | 2 | Replaces X-8, C-822. .500-13 X 3.460, FOR IRON HOUSING | $3.46 | Add to Cart |
| 21 | 4304023 | Plug | 1 | Replaces 4303747. 1-1/16" MAGNETIC, O-RING INCLUDED | $15.41 | Add to Cart |
| 22 | X-8-686 | Capscrew | 6 | 3/8"-16X3/4" | $1.97 | Add to Cart |
| 23 | 14575 | Pto Cover | 1 | Replaces 4302254. | $14.97 | Add to Cart |
| 24 | 4305309 | Gasket | 1 | Replaces 1684. | $8.58 | Add to Cart |
| 27 | 14373 | Magnet | 3 | $3.89 | Add to Cart | |
| 28 | 18128 | Pin | 2 | $24.16 | Add to Cart | |
| 29 | X-1-1012 | Hex Nut | 2 | .625-18 | $2.04 | Add to Cart |
| 30 | X-10-1005 | Washer | 2 | Replaces X31000, X101000, X101004. 1.23 X 6.60 | $1.50 | Add to Cart |
| 31 | 14554 | Stud | 2 | Replaces 1632, 6579. 5/8" X 2-3/16" | $3.29 | Add to Cart |
| 36 | 23104 | Plug | 2 | Replaces 1712. | $5.64 | Add to Cart |
| 37 | X-8-1005 | Capscrew | 2 | 5/8"-11X1-1/4" | $8.23 | Add to Cart |
| 38 | 20814 | Spacer | 2 | $2.70 | Add to Cart | |
| 39 | X-12-802 | Pipe Plug | 1 | Replaces X12800. 1/2" | $1.94 | Add to Cart |
| 40 | X-12-1207 | Pipe Plug | 1 | Replaces X121202, X121206. 3/4" MAGNETIC | $4.53 | Add to Cart |
| 41 | 691447 | Pin | 1 | $5.34 | Add to Cart |
Controller Ecu & Harness
Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | K-3281 | P.i.m. Replacement Kit | 1 | Replaces 4301645. | $541.74 | Add to Cart |
| 2 | X-13-206 | Self-tapping Screw | 2 | Replaces X13229. 5/16" | $1.50 | Add to Cart |
| 3 | 4301367 | Mounting Pad | 4 | $7.89 | Add to Cart | |
| 4 | 4301378 | Dowel Pin | 2 | $13.58 | Add to Cart | |
| 5 | K-3353RX | Reman Exchange Transmission Controller Kit | 1 | Replaces K-3353, K-3353R. | — | No longer available — call for replacement |
| 6 | 4301369 | Sleeve | 2 | $22.94 | Add to Cart | |
| 7 | 4302114 | Washer | 2 | $2.82 | Add to Cart | |
| 8 | X-8-552 | Screw | 2 | 5/16"-18X1-1/2" | $1.96 | Add to Cart |
| 9 | K-2604 | Shift Sensor Kit | 1 | Replaces 691743, 4301668, 4302725. | $49.81 | Add to Cart |
| 10 | K-3352 | Ecu Harness Kit | 1 | Replaces 691301, 691439. | $659.77 | Add to Cart |
| 11 | 14142 | O-ring | 2 | $1.96 | Add to Cart | |
| 12 | 4302746 | Spring Clip | 2 | $5.15 | Add to Cart | |
| 13 | K-3231 | Speed Sensor Kit | 3 | Replaces A-6398, A-6724. SINGLE PICK-UP (2 PIN) | — | Call for availability |
| 15 | X-8-0801M | Capscrew | 1 | M8 X 1.25 X 12MM | $2.57 | Add to Cart |
| 15 | X-8L-604 | Capscrew | 2 | 3/8"-16X1-1/4" | $2.34 | Add to Cart |
| 16 | K-3682 | Range/splitter Valve Kit | 2 | Replaces 5561801, 5561804, K-2907. ONE FOR THE RANGE CYLINDER AND ONE FOR THE SPLITTER CYLINDER | $300.65 | Add to Cart |
| 17 | X-8-264 | Hex Flange Head Screw | 4 | Replaces X8259. #10-24 X 1 1/4 | $3.95 | Add to Cart |
| 18 | X-3-301 | Lockwasher | 4 | #10 PLAIN | $1.33 | Add to Cart |
| 19 | 5559348 | Ty-rap | 5 | $2.40 | Add to Cart | |
| 20 | 4301302 | Bracket | 4 | — | Call for availability | |
| 21 | K-2908 | O-ring Kit | 1 | FOR SOLENOID VALVE | $5.80 | Add to Cart |
Countershaft & Brgs(Aux)
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | 4301851-BOX | Bearing | 4 | Replaces 4301851. | $47.21 | Add to Cart |
| 2 | K-3220 | Countershaft Replt Kit | 2 | Replaces 4301792, 4301793, A-6187, A-6602, A-6603. | $497.11 | Add to Cart |
| 3 | 43031242 | Spacer | Replaces K-3220. | — | Call for availability |
Countershaft Assy
Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | 4302082 | Snap Ring | 2 | $1.99 | Add to Cart | |
| 2 | 4302712 | Bearing | 2 | — | No longer available — call for replacement | |
| 3 | K-2947 | Cntrshft W/rev & Lo | 2 | Replaces 4302652. | $338.98 | Add to Cart |
| 4 | X-6-E | Key | 2 | — | No longer available — call for replacement | |
| 5 | 62511 | Roll Pin | 2 | $1.54 | Add to Cart | |
| 6 | 4304840 | Key | 2 | Replaces 19673. | $12.44 | Add to Cart |
| 7 | 4304765 | 1ST Gear-cntrshft | 2 | Replaces 4303702, 4304520. | $193.66 | Add to Cart |
| 8 | 4300247 | 2ND Gear-cntrshft | 2 | $183.28 | Add to Cart | |
| 9 | 4303666 | Od Gear-cntrshft | 2 | Replaces 4304508, 4304315. | $199.49 | Add to Cart |
| 10 | 15953 | Pto Gear - Lower | 1 | $103.41 | Add to Cart | |
| 10 | 20840 | Pto Gear - Upper | 1 | Replaces 15952. | $105.45 | Add to Cart |
| 11 | 4302666 | Drive Gear-cntrshft | 2 | Replaces 4303697, 4304512. | $185.54 | Add to Cart |
| 12 | 19198 | Snap Ring | 2 | $2.12 | Add to Cart | |
| 13 | 4304599 | Bearing | 2 | Replaces 4302677, 4304598, 4306332. | $64.23 | Add to Cart |
| 14 | 4304605 | Retainer | 2 | Replaces 19548. | $26.65 | Add to Cart |
| 15 | X-7-1005 | Capscrew | 2 | 5/8"-18X1-3/4" | $5.13 | Add to Cart |
Driver Command Console
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | K-3794 | No Longer Available | 1 | Replaces A-6133. | — | Call for availability |
| 2 | K-3318 | Tower Harness Kit | 1 | Replaces 691302, 691539. | — | No longer available — call for replacement |
| 3 | B- | System Manager Assy, Reman Exchange | 1 | Replaces B-3000422700, B-3000423700. | — | Call for availability |
| 4 | X-210-002 | Power Connect Relay | 1 | $18.05 | Add to Cart |
Filter Regulator
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | K-2170 | Filter Reg Kit | 1 | Replaces A-5454. | $68.95 | Add to Cart |
| 2 | K-1698 | O-ring/element Kit | 1 | FOR FILTER REGULATOR | $16.42 | Add to Cart |
| 3 | X-8C-412 | Capscrew | 2 | Replaces X8S412. 1/4"-20X2-1/4" | $2.11 | Add to Cart |
| 4 | 15114 | O-ring | 2 | $1.59 | Add to Cart | |
| 5 | X-12-208 | Pipe Plug | 2 | 1/8" NPT | $2.30 | Add to Cart |
| 6 | 55505 | Hose Assy | 1 | 16" | $20.34 | Add to Cart |
| 7 | 12845 | Elbow | 1 | 1/8" | $5.13 | Add to Cart |
Gear Display Module
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | K-3199 | Gear Display Kit | 1 | Replaces 4301944, A-6416. | $516.96 | Add to Cart |
| 1 | K-3199 | Driver Display Module | 1 | Replaces 4302640. | $516.96 | Add to Cart |
| 3 | 4303654 | Adapter Harness | 1 | $85.07 | Add to Cart | |
| 4 | K-3199 | Gear Display Kit | 1 | Replaces 4301944, A-6416. | $516.96 | Add to Cart |
Heat Exchanger
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 0 | K-3902 | Mounting Bracket | 1 | Replaces 4304665. NOT PICTURED | $113.45 | Add to Cart |
| 0 | X-8C-6111 | Screw | 2 | 3/8"-16X3/4" - NOT PICTURED, FOR MOUNTING BRACKET | $3.82 | Add to Cart |
| 1 | K-3967 | Heat Exchanger Kit | 1 | Replaces 5586604, 5586616, K-3624. MUST USE WHEN REPLACING 5586604 HEAT EXCHANGER WITH 5/8" PORTS, 5/8" TO 3/4" ADAPTERS ARE INCLUDED IN THIS KIT | $642.63 | Add to Cart |
| 2 | K-3956 | Heat Exchanger Kit | 1 | Replaces 5586629. 3/4" PORTS | $592.32 | Add to Cart |
| 3 | 5588108 | Oil Hose Assembly | 1 | Replaces 5586908. 52.0" | $59.88 | Add to Cart |
| 4 | 4304076 | Elbow | 1 | $27.98 | Add to Cart | |
| 5 | 4301123 | Elbow | 1 | $18.13 | Add to Cart | |
| 6 | 21425 | Strap | 2 | $1.73 | Add to Cart | |
| 7 | 5588107 | Oil Hose Assembly | 1 | Replaces 5586907. 45.0" | $56.36 | Add to Cart |
Input Shaft & Drive Gear
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | 23559 | Shipping Seal | 1 | NOT SOLD FOR SERVICE | $2.62 | Add to Cart |
| 2 | 16980 | Snap Ring | 1 | $2.75 | Add to Cart | |
| 3 | 81504 | Bearing | 1 | $51.99 | Add to Cart | |
| 4 | 16463 | Spacer | 1 | $26.65 | Add to Cart | |
| 5 | 14750 | Snap Ring | 1 | $2.20 | Add to Cart | |
| 6 | 4304510 | Main Drive Gear | 1 | Replaces 4303695, 4304314. | $182.62 | Add to Cart |
| 8 | S-1659 | Input Shaft | 1 | Replaces 2053523566, 4302661. 2" PULL - USE W/FBC 20550 | $110.63 | Add to Cart |
| 8 | S-1660 | Input Shaft | 1 | Replaces 20536, 23567. 2" PUSH - USE W/FBC 20549 | $364.63 | Add to Cart |
| 9 | 16566 | Bushing | 1 | $2.88 | Add to Cart |
Integral Oil Pump
Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 4 | 20823 | Plug | 1 | $25.18 | Add to Cart | |
| 5 | 14765 | O-ring | 1 | $2.70 | Add to Cart | |
| 6 | X-8-448 | Screw | 3 | Replaces X8445. 1/4"-20X1-1/4" | $1.76 | Add to Cart |
| 7 | 20824 | Washer | 3 | $18.88 | Add to Cart | |
| 8 | 20825 | Dowel Pin | 1 | $2.82 | Add to Cart | |
| 9 | 4303773 | Retainer | 1 | $41.32 | Add to Cart | |
| 10 | K-3367 | Oil Pump Kit | 1 | Replaces 4301829, 4301948, 4303776, 4304529, 4304572, A-6963, A-7173. | $367.14 | Add to Cart |
| 11 | K-3367 | Oil Pump Kit | 1 | Replaces 4301829, 4301948, 4303776, 4304529, 4304572, A-6963, A-7173. | $367.14 | Add to Cart |
| 12 | 20509 | Key | 1 | $10.21 | Add to Cart | |
| 13 | 14853 | Snap Ring | 2 | $1.66 | Add to Cart | |
| 14 | 4303774 | Pump Drive Gear | 1 | Replaces 4304880. | $64.04 | Add to Cart |
| 15 | K-3367 | Oil Pump Kit | 1 | Replaces 4301829, 4301948, 4303776, 4304529, 4304572, A-6963, A-7173. | $367.14 | Add to Cart |
| 16 | X-14-700 | Steel Ball | 1 | 7/16" | $1.63 | Add to Cart |
| 17 | 4303775 | Spring | 1 | $8.37 | Add to Cart | |
| 18 | 4305713 | Suction Tube | 1 | Replaces 4304628. O-RING INCLUDED ON SUCTION TUBE | $19.40 | Add to Cart |
| 19 | 4304629 | Plug | 1 | $7.19 | Add to Cart | |
| 20 | 4303828 | Plug | 1 | $16.88 | Add to Cart | |
| 21 | X-8-686 | Capscrew | 2 | 3/8"-16X3/4" | $1.97 | Add to Cart |
| 22 | 4305715 | Splitter Lube Tube | 1 | Replaces A-7197. | $41.73 | Add to Cart |
| 23 | 4306584 | Clutch Housing Gasket | 1 | Replaces 4304815, 4305668. | $22.49 | Add to Cart |
| 24 | S-2791 | Case Assy | 1 | Replaces 4304067. | — | Call for availability |
| 25 | 14373 | Magnet | 3 | $3.89 | Add to Cart | |
| 26 | X-8-447 | Screw | 2 | $2.85 | Add to Cart | |
| 27 | 20225 | O-ring | 1 | $2.06 | Add to Cart | |
| 999 | K-3367 | Oil Pump Kit | 1 | Replaces 4301829, 4301948, 4303776, 4304529, 4304572, A-6963, A-7173. | $367.14 | Add to Cart |
Kits & Assemblies
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| K-1698 | O-ring/element Kit | 1 | FOR FILTER REGULATOR | $16.42 | Add to Cart | |
| K-1956 | Cooler Instln Kit | 1 | $859.65 | Add to Cart | ||
| K-2170 | Filter Reg Kit | 1 | Replaces A-5454. | $68.95 | Add to Cart | |
| K-2604 | Shift Sensor Kit | 1 | Replaces 691743, 4301668, 4302725. | $49.81 | Add to Cart | |
| K-2803 | O-ring Kit - Splitter | 1 | $10.99 | Add to Cart | ||
| K-2805 | Shim Kit | 1 | Replaces 21452, K-2106. | $46.55 | Add to Cart | |
| K-2908 | O-ring Kit | 1 | FOR SOLENOID VALVE | $5.80 | Add to Cart | |
| K-2918 | Oil Seal Kit | 1 | Replaces 43023224302323. "FOR MAGNETIC COVER" | $46.53 | Add to Cart | |
| K-2947 | Countershaft Repl Kit | 1 | Replaces 4302652. | $338.98 | Add to Cart | |
| K-3199 | Gear Display Kit | 1 | Replaces 4301944, A-6416. | $516.96 | Add to Cart | |
| K-3220 | Countershaft Replt Kit | 1 | Replaces 4301792, 4301793, A-6187, A-6602, A-6603. | $497.11 | Add to Cart | |
| K-3231 | Speed Sensor Kit | 1 | Replaces A-6398, A-6724. SINGLE PICK-UP (2 PIN) | — | Call for availability | |
| K-3281 | P.i.m. Replacement Kit | 1 | Replaces 4301645. | $541.74 | Add to Cart | |
| K-3318 | Tower Harness Kit | 1 | Replaces 691302, 691539. | — | No longer available — call for replacement | |
| K-3352 | Ecu Harness Kit | 1 | Replaces 691301, 691439. | $659.77 | Add to Cart | |
| K-3353RX | Reman Exchange Transmission Controller Kit | 1 | Replaces K-3353, K-3353R. | — | No longer available — call for replacement | |
| K-3365 | Range Cyl Cover Kit | 1 | Replaces 691442. | $147.56 | Add to Cart | |
| K-3366 | Splt Cyl Cover Kit | 1 | Replaces 691444. | $353.08 | Add to Cart | |
| K-3367 | Oil Pump Kit | 1 | Replaces 4301829, 4301948, 4303776, 4304529, 4304572, A-6963, A-7173. | $367.14 | Add to Cart | |
| K-3441 | Oil Filter/adapter Kit | 1 | $256.71 | Add to Cart | ||
| K-3484 | O-ring Kit - Range | 1 | $20.36 | Add to Cart | ||
| K-3492 | Synchronizer Kit | 1 | Replaces K-2446. | $228.43 | Add to Cart | |
| K-3497 | Synchronizer Replacement Kit | 1 | Replaces K-3200. SLIDING CLUTCH INCLUDED IN KIT | $508.76 | Add to Cart | |
| K-3510 | O-ring Kit - Complete | 1 | $27.84 | Add to Cart | ||
| K-3523 | Speedo Plug Kit | 1 | Replaces 4302707. | $5.15 | Add to Cart | |
| K-3531 | Small Parts Kit | 1 | $141.24 | Add to Cart | ||
| K-3532 | Gasket Kit | 1 | $55.90 | Add to Cart | ||
| K-3533 | Basic Overhaul Kit | 1 | $1,201.70 | Add to Cart | ||
| K-3534 | Basic Rebuild Kit | 1 | $1,130.94 | Add to Cart | ||
| K-3682 | Range/splitter Valve Kit | 1 | Replaces 5561801, 5561804, K-2907. | $300.65 | Add to Cart | |
| S-1404 | Oil Filter | 1 | Replaces 17238. | $273.36 | Add to Cart | |
| S-1659 | Input Shaft | 1 | Replaces 2053523566, 4302661. 2" PULL - USE W/FBC 20550 | $110.63 | Add to Cart | |
| S-1660 | Input Shaft | 1 | Replaces 20536, 23567. 2" PUSH - USE W/FBC 20549 | $364.63 | Add to Cart | |
| S-2501 | Speedo Rotor Assy | 1 | Replaces 4302242. MAGNETIC | $97.27 | Add to Cart | |
| S-2612 | Shift Bar Hsg Assy | 1 | Replaces 4301357, 4302747, S-1990. COMPLETE | $1,319.70 | Add to Cart | |
| S-2616 | Shift Bar Hsg Assy | 1 | Replaces 4301357, 4302747, S-1991. HOUSING ONLY (DOES NOT INCLUDE SPEED SENSORS) | $1,197.42 | Add to Cart | |
| S-2745R | Reman Xy Shifter Assy | 1 | Replaces 691365, 691366, 691381, A-6859, A-7332. COMPONENT PARTS NOT SOLD SEPARATELY | $2,180.15 | Add to Cart | |
| S-2791 | Case Assy | 1 | Replaces 4304067. | — | Call for availability | |
| S-2809 | Rear Bearing Cover Assy | 1 | Replaces 4302332, 4303872, 4304652, 4305830. PUSH-IN/THREAD-IN MAGNETIC PICK-UP | $218.01 | Add to Cart | |
| S-2960 | Range Section Assy | 1 | $4,395.58 | Add to Cart | ||
| S-2960R | Reman Range Section Assy | 1 | $2,852.95 | Add to Cart | ||
| S-3108 | Mainshaft Assy | 1 | Replaces 4302658, 4303403, S-2268, S-2560. | $191.07 | Add to Cart |
Mainshaft & Synchro(Aux)
Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | 691934 | Sliding Clutch- Splitter | 1 | Replaces 4303822. | $55.92 | Add to Cart |
| 2 | X-7-1007 | Screw | 1 | 5/8"-18X1-3/4" | $3.82 | Add to Cart |
| 3 | 4301843 | Retainer | 1 | $16.09 | Add to Cart | |
| 4 | 691445 | Splitter Gear | 1 | $210.69 | Add to Cart | |
| 5 | 4300902-BOX | Tapered Roller Brg | 1 | Replaces 4300902. | $144.13 | Add to Cart |
| 6 | 4301844 | Bearing Sleeve | 1 | $23.10 | Add to Cart | |
| 8 | 4303424 | Snap Ring | 1 | $8.20 | Add to Cart | |
| 9 | 14897 | Spring | 3 | $1.40 | Add to Cart | |
| 10 | A-7331 | Synchronizer Assy | 1 | Replaces 4304396, 4304397, A-5917. HI RANGE | $118.88 | Add to Cart |
| 11 | 4301840 | Sliding Clutch | 1 | Replaces 4303386. | $177.82 | Add to Cart |
| 12 | A-7254 | Synchronizer Assembly | 1 | Replaces A-4937, A-5876. LO RANGE | $146.52 | Add to Cart |
| 13 | 4303705 | Mainshaft | 1 | $297.63 | Add to Cart | |
| 14 | 4301842 | Washer | 1 | $15.71 | Add to Cart | |
| 15 | 4301795 | Reduction Gear | 1 | Replaces 4301794. | $332.57 | Add to Cart |
| 16 | 4300912 | Spacer | 1 | $84.43 | Add to Cart | |
| 17 | 5556503-BOX | Bearing | 1 | Replaces 5556503. | $165.74 | Add to Cart |
| 19 | K-4122 | Hex Flange Crimped Nut Kit | 1 | Replaces 4302321, 4306520. | $34.01 | Add to Cart |
Mainshaft Assy
Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | S-3108 | Mainshaft Assy | 1 | Replaces 4302658, 4303403, S-2268, S-2560. | $191.07 | Add to Cart |
| 2 | 62504 | Roll Pin | 1 | $1.28 | Add to Cart | |
| 3 | 4304615 | 3-SIDED Key | 1 | Replaces 4300120. | $5.90 | Add to Cart |
| 4 | 14750 | Snap Ring | 1 | $2.20 | Add to Cart | |
| 5 | 16756 | Reverse Gear- Mainshaft | 1 | Replaces 22408. | $93.74 | Add to Cart |
| 6 | 4302047 | Spacer | 1 | $15.38 | Add to Cart | |
| 7 | 4305997 | Sliding Clutch | 2 | Replaces 4301407. | $41.73 | Add to Cart |
| 8 | 4303409 | Lo Gear-mainshaft | 1 | Replaces 4303407. | $159.18 | Add to Cart |
| 9 | 4303603 | Washer | 2 | Replaces 4302397. | $14.45 | Add to Cart |
| 10 | 4303701 | 1ST Gear-mainshaft | 1 | $169.88 | Add to Cart | |
| 11 | 4302670 | 2ND Gear-mainshaft | 1 | $164.57 | Add to Cart | |
| 12 | 4304514 | Od Gear-mainshaft | 1 | Replaces 4302664, 4303698, 4304316. | $145.10 | Add to Cart |
| 13 | 4300382 | Washer .249-WHITE | 1 | $12.09 | Add to Cart | |
| 14 | 4302398 | Washer | 4 | $10.08 | Add to Cart | |
| 15 | 4305996 | Sliding Clutch | 1 | Replaces 691922. | $76.97 | Add to Cart |
Miscellaneous
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 5586250 | Shift Diagram Label | 1 | $28.59 | Add to Cart | ||
| 71203 | Silicone Lube | 1 | 8 OZ (236.59 CC)-FLEET SIZE | $46.48 | Add to Cart | |
| 71204 | Adhesive Sealant | 1 | 0.5 CC (SINGLE APPLICATION SIZE) | $10.64 | Add to Cart | |
| 71205 | Sealant | 1 | 2 CC (SINGLE APPLICATION SIZE) | $10.82 | Add to Cart | |
| 71206 | Silicone Lube | 1 | 4 CC (SINGLE APPLICATION SIZE) | $4.23 | Add to Cart |
Oil Cooler
Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | 18025 | Oil Cooler | 1 | $297.40 | Add to Cart | |
| 2 | 19424 | Hose | 1 | 25 FEET | $379.73 | Add to Cart |
| 3 | X-8-535 | Capscrew | 2 | 5/16"-16X2-1/2" | $1.94 | Add to Cart |
| 4 | X-3-506 | Lockwasher | 2 | 5/16" | $1.36 | Add to Cart |
| 5 | 18211 | Bracket | 4 | $3.23 | Add to Cart | |
| 6 | 19419 | Connector | 6 | $9.93 | Add to Cart | |
| 7 | 19415 | Swivel | 4 | $41.50 | Add to Cart | |
| 8 | X-10-501 | Washer | 2 | 5/16" | $1.13 | Add to Cart |
| 9 | 18209 | Plug-rubber Mount | 2 | $5.18 | Add to Cart | |
| 10 | 17190 | Strap | 8 | $3.24 | Add to Cart | |
| 11 | 19423 | Clamp | 5 | $3.67 | Add to Cart | |
| 12 | 18210 | Nut | 2 | $2.29 | Add to Cart | |
| 13 | 19422 | Elbow | 4 | $50.85 | Add to Cart | |
| 14 | S-1404 | Oil Filter | 1 | Replaces 17238. | $273.36 | Add to Cart |
| 15 | 17237 | Filter Element | 1 | $25.51 | Add to Cart |
Oil Filter
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | 19419 | Connector | 1 | $9.93 | Add to Cart | |
| 2 | X-8-453 | Screw | 4 | $2.49 | Add to Cart | |
| 3 | X-8-452 | Screw | 1 | $2.75 | Add to Cart | |
| 4 | 4304820 | Gasket | 1 | $9.09 | Add to Cart | |
| 5 | 4301123 | Elbow | 1 | $18.13 | Add to Cart | |
| 6 | K-3441 | Oil Filter/adapter Kit | 1 | Replaces A-7174. | $256.71 | Add to Cart |
| 7 | 4304827 | Oil Filter Element | 1 | $28.15 | Add to Cart | |
| 8 | 17007 | Elbow | 1 | $12.99 | Add to Cart | |
| 9 | K-3441 | Oil Filter/adapter Kit | 1 | $256.71 | Add to Cart | |
| 10 | A-7300 | Aux Countershaft Cover Assy | 1 | $140.84 | Add to Cart |
Range Cylinder
Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | 14347 | Gasket | 1 | $2.29 | Add to Cart | |
| 2 | 22823 | Shift Yoke | 1 | Replaces 16775. | $82.40 | Add to Cart |
| 3 | X-7-809 | Bolt | 2 | Replaces X7810, X7811. 1/2"-20X1-3/4" | $1.89 | Add to Cart |
| 4 | A-6690 | Range Cylinder Assy | 1 | Replaces 4303595. | $88.77 | Add to Cart |
| 6 | 14765 | O-ring | 1 | $2.70 | Add to Cart | |
| 7 | 4303596 | Yoke Bar | 1 | $56.12 | Add to Cart | |
| 8 | 14341 | Piston | 1 | Replaces 23353. | $26.70 | Add to Cart |
| 9 | 14345 | O-ring | 1 | $1.84 | Add to Cart | |
| 10 | 14344 | O-ring | 1 | $8.00 | Add to Cart | |
| 11 | X-1-1010 | Nut | 1 | 5/8"-18 | $2.11 | Add to Cart |
| 12 | 691955 | Gasket | 1 | Replaces 691440. | $8.09 | Add to Cart |
| 13 | K-3365 | Range Cyl Cover Kit | 1 | Replaces 691442. | $147.56 | Add to Cart |
| 14 | X-8L-636 | Capscrew | 2 | 3/8"-16X3-3/4" | $4.60 | Add to Cart |
| 15 | X-12-208 | Pipe Plug | 3 | 1/8" NPT | $2.30 | Add to Cart |
| 16 | X-8L-607 | Capscrew | 2 | 3/8"-16X2-1/4" | $3.06 | Add to Cart |
| 17 | K-2908 | O-ring Kit | 1 | FOR SOLENOID VALVE | $5.80 | Add to Cart |
| 18 | X-8-264 | Hex Flange Head Screw | 4 | Replaces X8259. #10-24 X 1 1/4 | $3.95 | Add to Cart |
| 19 | K-3682 | Range/splitter Valve Kit | 1 | Replaces 5561801, 5561804, K-2907. | $300.65 | Add to Cart |
Reverse Idler
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | X-7-1008 | Capscrew | 2 | 5/8"-18X1-1/4 | $3.48 | Add to Cart |
| 2 | 14283 | Washer | 2 | $4.40 | Add to Cart | |
| 3 | 4302982 | Washer | 4 | Replaces 14282. | $5.69 | Add to Cart |
| 4 | 14287 | Bearing | 2 | Replaces 4305020. | $20.16 | Add to Cart |
| 5 | 16757 | Reverse Idler Gear | 2 | Replaces 22409. | $145.40 | Add to Cart |
| 6 | K-3209 | Idler Shaft Repl Kit | 2 | Replaces 16405, 4302981, 4305513. | $64.28 | Add to Cart |
| 7 | 4303336 | Retaining Ring | 2 | $3.99 | Add to Cart | |
| 8 | 4303336 | Retaining Ring | 4 | $3.99 | Add to Cart | |
| 9 | 4305513 | Idler Shaft | 2 | $22.92 | Add to Cart |
Shift Bar Housing
Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | S-2616 | Shift Bar Hsg Assy | 1 | Replaces 4301357, 4302747, S-1991. HOUSING ONLY (DOES NOT INCLUDE SPEED SENSORS) | $1,197.42 | Add to Cart |
| 2 | 4302676 | Gasket | 1 | Replaces 14918. | $5.64 | Add to Cart |
| 3 | K-2604 | Shift Sensor Kit | 1 | NOT INCLUDED IN COMPLETE SHIFT BAR HOUSING ASSEMBLY (999) | $49.81 | Add to Cart |
| 4 | 20070 | Oil Trough | 1 | $17.04 | Add to Cart | |
| 5 | 20332 | Air Valve Shaft | 1 | Replaces 17177. | $17.23 | Add to Cart |
| 6 | X-8-423 | Capscrew | 2 | 1/4"-20X1/2" | $4.98 | Add to Cart |
| 7 | X-12-603 | Pipe Plug | 1 | Replaces X12602. 3/8" NPT | $4.40 | Add to Cart |
| 8 | 4301378 | Dowel Pin | 2 | $13.58 | Add to Cart | |
| 10 | 21966 | Plunger | 1 | $17.64 | Add to Cart | |
| 11 | 4301372 | Spring | 1 | $9.57 | Add to Cart | |
| 12 | 17179 | Gasket | 1 | $2.25 | Add to Cart | |
| 13 | 4303655 | Plug | 1 | Replaces 17178. | $5.22 | Add to Cart |
| 14 | 22941 | Neutral Light Switch | 1 | Replaces 12639. SWITCH NORMALLY CLOSED | $42.29 | Add to Cart |
| 15 | 20815 | Lifting Eye | 2 | Replaces 17105. | $2.88 | Add to Cart |
| 16 | X-8L-602 | Capscrew | 2 | 3/8"-16X1-1/2" | $2.09 | Add to Cart |
| 16 | X-8L-604 | Capscrew | 16 | 3/8"-16X1-1/4"- OR USE 14 PCS OF X- 8L-604 WITH 2 PCS OF X-8L-602 | $2.34 | Add to Cart |
| 17 | 15899 | Pin | 1 | $4.30 | Add to Cart | |
| 18 | 15900 | Gasket | 1 | $2.24 | Add to Cart | |
| 19 | 22940 | Reverse Light Switch | 1 | Replaces 16830. SWITCH NORMALLY OPEN | $17.31 | Add to Cart |
| 20 | 4303656 | Plug | 1 | Replaces 15917. | $2.91 | Add to Cart |
| 21 | 1069 | Spring | 3 | $5.76 | Add to Cart | |
| 22 | X-14-800 | Steel Ball | 3 | 1/2" | $1.78 | Add to Cart |
| 23 | 691712 | Shift Yoke | 1 | Replaces 4301376. REVERSE/LO | $75.44 | Add to Cart |
| 24 | X-14-1200 | Steel Ball | 2 | 3/4" | $2.83 | Add to Cart |
| 25 | 14658 | Shift Block | 1 | 1ST/2ND | $43.77 | Add to Cart |
| 26 | 3220 | Lockscrew | 5 | $4.28 | Add to Cart | |
| 27 | 1634 | Interlock Pin | 1 | $3.13 | Add to Cart | |
| 28 | 14659 | Shift Block | 1 | 3RD/OD | $31.48 | Add to Cart |
| 29 | 691601 | Shift Yoke | 1 | Replaces 4302212. 3RD/OD | $289.67 | Add to Cart |
| 30 | 4301366 | Yoke Bar | 1 | 3RD/OD | $99.83 | Add to Cart |
| 31 | 691600 | Shift Yoke | 1 | Replaces 4302994. 1ST/2ND | $301.54 | Add to Cart |
| 32 | 4301365 | Yoke Bar | 1 | 1ST/2ND | $101.23 | Add to Cart |
| 33 | 4301364 | Yoke Bar | 1 | REVERSE/LO | $99.83 | Add to Cart |
| 34 | K-3231 | Speed Sensor Kit | 2 | Replaces A-6398, A-6724. SINGLE PICK-UP (2 PIN) | — | Call for availability |
| 35 | 14142 | O-ring | 2 | $1.96 | Add to Cart | |
| 36 | 4302746 | Spring Clip | 2 | $5.15 | Add to Cart | |
| 999 | S-2612 | Shift Bar Hsg Assy | 1 | Replaces 4301357, 4302747, S-1990. COMPLETE | $1,319.70 | Add to Cart |
Splitter Cylinder
Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | A-7012 | Splitter Yoke Assy | 1 | Replaces A-6304, A-6892. | $100.85 | Add to Cart |
| 2 | 4303583 | Gasket | 1 | $1.99 | Add to Cart | |
| 3 | 4303582 | Splitter Cylinder | 1 | — | Call for availability | |
| 4 | 21208 | O-ring | 1 | $4.80 | Add to Cart | |
| 5 | 4301964 | Piston | 1 | $111.49 | Add to Cart | |
| 6 | 13653 | O-ring | 1 | $3.00 | Add to Cart | |
| 7 | X-1-805 | Nut | 1 | $1.84 | Add to Cart | |
| 8 | 21209 | O-ring | 1 | $5.37 | Add to Cart | |
| 9 | 17073 | Gasket | 1 | $2.39 | Add to Cart | |
| 10 | K-3366 | Splt Cyl Cover Kit | 1 | Replaces 691444. | $353.08 | Add to Cart |
| 11 | X-12-208 | Pipe Plug | 3 | 1/8" NPT | $2.30 | Add to Cart |
| 12 | X-8L-540 | Capscrew | 4 | 5/16"-18X1-7/8" | $2.04 | Add to Cart |
| 13 | K-2908 | O-ring Kit | 1 | FOR SOLENOID VALVE | $5.80 | Add to Cart |
| 14 | X-8-264 | Hex Flange Head Screw | 4 | Replaces X8259. #10-24 X 1 1/4 | $3.95 | Add to Cart |
| 15 | K-3682 | Range/splitter Valve Kit | 1 | Replaces 5561801, 5561804, K-2907. | $300.65 | Add to Cart |
| 999 | K-3366 | Splt Cyl Cover Kit | 1 | Replaces 691444. | $353.08 | Add to Cart |
X-Y Shifter Module
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | S-2745R | Reman Xy Shifter Assy | 1 | Replaces 691365, 691366, 691381, A-6859, A-7332. COMPONENT PARTS NOT SOLD SEPARATELY | $2,180.15 | Add to Cart |
| 2 | 4305294 | Gasket | 1 | Replaces 4303431. | $10.08 | Add to Cart |
| 3 | 4304602 | Breather | 1 | Replaces 23605. 1/4" NPT | $8.22 | Add to Cart |
| 4 | X-8L-600 | Capscrew | 2 | 3/8"-16X1" | $1.76 | Add to Cart |
| 5 | X-8-624 | Capscrew | 2 | 3/8"-16X4" | $2.55 | Add to Cart |
| 6 | X-3-600 | Lockwasher | 2 | 3/8" | $1.33 | Add to Cart |
| 7 | 4301302 | Bracket | 1 | — | Call for availability | |
| 8 | 5559348 | Ty-rap | 1 | $2.40 | Add to Cart | |
| 9 | X-8C-500 | Capscrew | 4 | 18X1-1/4" | $2.52 | Add to Cart |
| 999 | S-2745R | Reman Xy Shifter Assy | 1 | Replaces 691365, 691366, 691381, A-6859, A-7332. COMPONENT PARTS NOT SOLD SEPARATELY | $2,180.15 | Add to Cart |
Eaton Fuller parts & units we stock
Pro Gear and Transmission stocks new, remanufactured and good-used parts for Eaton Fuller transmission units:
- All Eaton Fuller transmission parts & units
- Remanufactured transmissions
- Search our catalog for RTLO-18918B-AS
Not sure exactly which unit you have? Check our identification guides, or Ask an Expert — send us photos of your data tag and our drivetrain specialists will identify the unit and the exact parts you need. Or call (877) 776-4600.