Eaton Fuller RTO-12710B-AS2 Parts Manual
Rebuilding this unit? Every part below is priced and ready to order. If the RTO-12710B-AS2 is past saving, we also stock reman and new Eaton Fuller 10 speed transmissions, ready to ship.
Auxiliary Drive Gear
Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | 16763 | Snap Ring | 2 | $2.01 | Add to Cart | |
| 2 | 21320 | Snap Ring Retainer | 1 | $29.52 | Add to Cart | |
| 3 | 16628 | Snap Ring | 1 | $4.37 | Add to Cart | |
| 4 | 5566507-BOX | Bearing | 1 | Replaces 5566504, 5566507. | $73.44 | Add to Cart |
| 5 | 16138 | Bearing Retainer | 1 | $58.58 | Add to Cart | |
| 6 | X-8-645 | Capscrew | 6 | Replaces X8612. 3/8"-16X1" | $1.78 | Add to Cart |
| 7 | 23159 | Auxiliary Drive Gear | 1 | Replaces 21321. | $232.07 | Add to Cart |
Case (Aux)
Item 7Item 1Item 11Item 9Item 17Item 5Item 4Item 14Item 15Item 16Item 10Item 2Item 8Item 13Item 12Item 3Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | 14335 | Gasket | 1 | $4.43 | Add to Cart | |
| 2 | 22900 | Rear Housing | 1 | $586.91 | Add to Cart | |
| 3 | X-8L-602 | Capscrew | 16 | 3/8"-16X1-1/2" | $1.72 | Add to Cart |
| 3 | X-8L-614 | Capscrew | 2 | 3/8"-16X2" | $3.24 | Add to Cart |
| 3 | X-8L-616 | Capscrew | 1 | Replaces X8616. 3/8"-16X2-3/4" | $3.01 | Add to Cart |
| 4 | 21364 | Gasket | 1 | $2.65 | Add to Cart | |
| 5 | S-2257 | Rear Brg Cover Assy | 1 | Replaces 4302556. | $214.70 | Add to Cart |
| 6 | X-8C-409 | Capscrew | 1 | 1/4"-20X5/8" | $1.87 | Add to Cart |
| 7 | X-8L-631 | Capscrew | 6 | Replaces X8631. 3/8"-16X3-1/2" | $3.11 | Add to Cart |
| 8 | 14142 | O-ring | 1 | $1.96 | Add to Cart | |
| 9 | 20224 | Plug-magnetic | 2 | $9.19 | Add to Cart | |
| 10 | K-2262 | Oil Seal W/slinger | 1 | Replaces 1910920807, 20808. "FOR MECHANICAL COVER" | $30.59 | Add to Cart |
| 11 | K-2805 | Shim Kit | 1 | Replaces 21452, K-2106. | $46.55 | Add to Cart |
| 12 | 4305978 | Gasket | 2 | Replaces 4302246. | $7.06 | Superseded by 4309436Add to Cart |
| 13 | 4302320 | Cover | 2 | Replaces 21346. | $43.61 | Add to Cart |
| 14 | 20815 | Lifting Eye | 2 | Replaces 17105. | $2.88 | Add to Cart |
| 15 | X-8L-600 | Capscrew | 8 | 3/8"-16X1" | $1.76 | Add to Cart |
| 16 | K-3231 | Speed Sensor Kit | 1 | Replaces A-6398, A-6724. SINGLE PICK-UP (2 PIN) | $48.61 | Superseded by K4148Add to Cart |
| 16 | K-3455 | Speed Sensor Kit, Dual | 1 | Replaces A-7046, A-7518. DUAL PICK-UP (4 PIN) | $56.53 | Superseded by K4151Add to Cart |
| 17 | 4301954 | Sensor Seal | 2 | $4.84 | Add to Cart |
Case (Front)
Item 4Item 7Item 7Item 10Item 37Item 27Item 22Item 31Item 40Item 28Item 24Item 2Item 39Item 20Item 19Item 6Item 14Item 36Item 29Item 38Item 12Item 11Item 41Item 1Item 3Item 21Item 9Item 16Item 15Item 18Item 19Item 3Item 1Item 8Item 23Item 5Item 15Item 13Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | S-2996 | Case Assy | 1 | Replaces 4301355, 4305766, S-1989. | $1,047.11 | Add to Cart |
| 1 | S-2998 | Case Assy | 1 | Replaces 4302218, 4305765, S-2075. FOR USE W/INTEGRAL PUMP | $7,002.67 | Add to Cart |
| 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
Item 7Item 1Item 6Item 4Item 4Item 12Item 8Item 3Item 11Item 5Item 2Item 9Item 3Item 10Item 13Item 6Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | 4301302 | Bracket | 4 | $7.74 | Superseded by 4307036Add to Cart | |
| 2 | 5559348 | Ty-rap | 4 | $2.40 | 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-3444RX | Reman Exchange Transmission Controller Kit | 1 | Replaces K-3444, K-3444R. | $5,011.35 | Superseded by K4195RXAdd to Cart |
| 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-3682 | Range/splitter Valve Kit | 1 | Replaces 5561801, 5561804, K-2907. | $300.65 | Add to Cart |
| 10 | K-2908 | O-ring Kit | 1 | FOR SOLENOID VALVE | $5.80 | Add to Cart |
| 11 | X-8-264 | Hex Flange Head Screw | 4 | Replaces X8259. #10-24 X 1 1/4 | $3.95 | Add to Cart |
| 12 | X-3-301 | Lockwasher | 4 | #10 PLAIN | $1.33 | Add to Cart |
| 13 | K-4118 | Transmission Harness Kit | 1 | Replaces 691664, K-3527. | $229.22 | Add to Cart |
Countershaft & Brgs(Aux)
Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | 4302074-BOX | Bearing | 4 | Replaces 21343, 4302074. | $33.91 | Add to Cart |
| 2 | A-6338 | Welded Countershaft Assy | 2 | Replaces A-5626. C/S 4302093 - D/G 23160 | $467.69 | Add to Cart |
| 3 | 22903 | Spacer | 2 | $7.51 | Add to Cart |
Countershaft Assy
Item 1Item 7Item 14Item 10Item 9Item 8Item 12Item 5Item 4Item 15Item 11Item 6Item 2Item 3Item 5Item 13Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | 14317 | Snap Ring | 2 | $1.81 | Add to Cart | |
| 2 | 14366 | Bearing | 2 | No longer available - Call for replacement | ||
| 3 | 4303621 | Cntrshft-w/rev & 1ST | 2 | Replaces 4303619. | $414.76 | Add to Cart |
| 4 | X-6-E | Key | 2 | $4.27 | Superseded by 230292Add to Cart | |
| 5 | 62511 | Roll Pin | 4 | $1.54 | Add to Cart | |
| 6 | 4304840 | Key | 2 | Replaces 19673. | $12.44 | Add to Cart |
| 7 | 4306076 | 2ND Gear-cntrshft | 2 | Replaces 19247, 20471. | $111.39 | Add to Cart |
| 8 | 20482 | 3RD Gear-cntrshft | 2 | Replaces 19615. | $101.39 | Add to Cart |
| 9 | 4305661 | Od Gear-cntrshft | 2 | Replaces 19631, 19633, 20481, 4302233, 20459. | $150.84 | 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 | 4305657 | Drive Gear-cntrshft | 2 | Replaces 19240, 19243, 20392, 4302087, 21020. | $118.01 | Add to Cart |
| 12 | 19198 | Snap Ring | 2 | $2.12 | Add to Cart | |
| 13 | 4304599 | Bearing | 2 | Replaces 43026774304598. | $64.23 | Add to Cart |
| 14 | 4304605 | Retainer | 2 | Replaces 19548. ROLL PIN NO LONGER REQUIRED | $26.65 | Add to Cart |
| 15 | X-7-1005 | Capscrew | 2 | 5/8"-18X1-3/4" | $5.13 | Add to Cart |
Filter Regulator
Click a number on the diagram to highlight that part below.
| 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 | 3 | 1/8" NPT | $2.30 | Add to Cart |
Gear Display Module
Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | K-3199 | Driver Display Module | 1 | Replaces 4302640. | $516.96 | Add to Cart |
Input Shaft & Drive Gear
Click a number on the diagram to highlight that part below.
| 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 | 4305659 | Main Drive Gear | 1 | Replaces 22030, 4302086, 22028. | $154.92 | Add to Cart |
| 8 | S-1659 | Input Shaft | 1 | Replaces 20535235664302661. 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
Item 11Item 7Item 25Item 6Item 27Item 24Item 18Item 2Item 16Item 8Item 12Item 26Item 5Item 9Item 17Item 13Item 15Item 10Item 19Item 1Item 23Item 3Item 14Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | X-8C-409 | Capscrew | 5 | 1/4"-20X5/8" | $1.87 | Add to Cart |
| 2 | K-2402 | Cover & Screw Kit | 1 | Replaces 20513, 4300751. | $13.53 | Add to Cart |
| 3 | 20514 | Gasket | 1 | $2.07 | Add to Cart | |
| 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 | |
| 23 | 4306584 | Clutch Housing Gasket | 1 | Replaces 4304815, 4305668. | $22.49 | Add to Cart |
| 24 | S-2998 | Case Assy | 1 | Replaces 4302218, 4305765, S-2075. FOR USE W/INTEGRAL PUMP | $7,002.67 | Add to Cart |
| 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-2262 | Oil Seal W/slinger | 1 | Replaces 1910920807, 20808. "FOR MECHANICAL COVER" | $30.59 | Add to Cart | |
| K-2402 | Cover & Screw Kit | 1 | Replaces 20513, 4300751. | $13.53 | Add to Cart | |
| K-2468 | Clutch Installation Kit | 1 | FOR USE WITH S-1659 INPUT SHAFT ASSY AND 81504 INPUT SHAFT BEARING | $318.86 | 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-3231 | Speed Sensor Kit | 1 | Replaces A-6398, A-6724. SINGLE PICK-UP (2 PIN) | $48.61 | Superseded by K4148Add to Cart | |
| K-3365 | Range Cyl Cover Kit | 1 | Replaces 691442. | $147.56 | 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-3436 | Xy Shifter Kit | 1 | Replaces 691381, A-7034. | $2,443.44 | Add to Cart | |
| K-3438 | Position Sensor Kit | 1 | Replaces 691551, 691926. | $117.41 | Add to Cart | |
| K-3444RX | Reman Exchange Transmission Controller Kit | 1 | Replaces K-3444, K-3444R. | $5,011.35 | Superseded by K4195RXAdd to Cart | |
| K-3455 | Speed Sensor Kit, Dual | 1 | Replaces A-7046, A-7518. DUAL PICK-UP (4 PIN) | $56.53 | Superseded by K4151Add to Cart | |
| K-3484 | O-ring Kit - Range | 1 | $20.36 | Add to Cart | ||
| K-3485 | Gasket Kit | 1 | $37.93 | Add to Cart | ||
| K-3488 | Basic Rebuild Kit | 1 | $987.26 | Add to Cart | ||
| K-3492 | Synchronizer Kit | 1 | Replaces K-2446. | $228.43 | Add to Cart | |
| K-3494 | Synchronizer Replacement Kit | 1 | Replaces K-2448. SLIDING CLUTCH INCLUDED IN KIT | $421.10 | Add to Cart | |
| K-3651 | Oil Seal Tool Kit | 1 | No longer available - Call for replacement | |||
| K-3682 | Range/splitter Valve Kit | 1 | Replaces 5561801, 5561804, K-2907. | $300.65 | Add to Cart | |
| K-3979 | Spacer Kit | 1 | INCLUDES (4) SPACER MOUNTING SCREWS | $40.18 | Add to Cart | |
| K-3980 | Cobra Shift Lever Kit (rho) | 1 | Replaces K-3680. (LEFT HAND DRIVE), ALSO KNOWN AS (RHO) RIGHT HAND OPERATION | $1,557.68 | Add to Cart | |
| K-3997 | Cobra Shift Lever Kit (rho) W/mack Swing Arm | 1 | Replaces A-7181, K-3680. (LEFT HAND DRIVE), ALSO KNOWN AS (RHO) RIGHT HAND OPERATION - FOR UNITS USING THE MACK 10MY559M SWING ARM BRACKET | No longer available - Call for replacement | ||
| K-4118 | Transmission Harness Kit | 1 | Replaces 691664, K-3527. | $229.22 | Add to Cart | |
| K-4125 | Clutch Installation Kit (rt), Hydraulic Release | 1 | STANDARD RT INPUT SHAFT AND YOKE FOR HYDRAULIC CLUTCH RELEASE | $455.35 | Superseded by K4125CLAdd 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-2257 | Rear Brg Cover Assy | 1 | Replaces 4302556. | $214.70 | Add to Cart | |
| S-2688 | Mainshaft Assy | 1 | Replaces 4303404, 4303913. | $149.23 | Add to Cart | |
| S-2905 | Shift Bar Housing Assy | 1 | Replaces 691532. COMPLETE | $1,429.21 | Add to Cart | |
| S-2915 | Shift Bar Housing Assy | 1 | Replaces 691532. HOUSING ONLY (DOES NOT INCLUDE SPEED SENSORS) | $736.82 | Add to Cart | |
| S-2989 | Pushbutton Assembly | 1 | Replaces S-2985. | Call for availability | ||
| S-2990 | Pushbutton Assembly | 1 | FOR USE WITH REMOTE LEVER | $1,510.01 | Superseded by S2990RXAdd to Cart | |
| S-2996 | Case Assy | 1 | Replaces 4301355, 4305766, S-1989. | $1,047.11 | Add to Cart | |
| S-2998 | Case Assy | 1 | Replaces 4302218, 4305765, S-2075. FOR USE W/INTEGRAL PUMP | $7,002.67 | 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 | 14897 | Spring | 3 | $1.40 | Add to Cart | |
| 2 | A-7331 | Synchronizer Assy | 1 | Replaces 43043964304397, A-5917. HI RANGE | $118.88 | Add to Cart |
| 3 | 20323 | Sliding Clutch | 1 | $122.31 | Add to Cart | |
| 4 | A-7254 | Synchronizer Assembly | 1 | Replaces A-4937, A-5876. LO RANGE | $146.52 | Add to Cart |
| 5 | 23022 | Auxiliary Mainshaft | 1 | $347.24 | Add to Cart | |
| 7 | 22899 | Washer | 1 | $64.19 | Add to Cart | |
| 8 | 4302092 | Reduction Gear | 1 | Replaces 23661. | $346.43 | Add to Cart |
| 10 | 22898 | Spacer | 1 | $71.12 | Add to Cart | |
| 11 | 21355-BOX | Bearing | 1 | Replaces 21355. | $212.19 | Add to Cart |
| 12 | 20192 | Rotor | 1 | $36.80 | Add to Cart | |
| 13 | 22254 | Nut | 1 | Replaces 11956. | $15.84 | Add to Cart |
Mainshaft Assy
Item 1Item 7Item 14Item 14Item 7Item 9Item 14Item 14Item 9Item 10Item 15Item 5Item 4Item 2Item 3Item 6Item 8Item 12Item 11Item 13Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | S-2688 | Mainshaft Assy | 1 | Replaces 4303404, 4303913. | $149.23 | Add to Cart |
| 2 | 62504 | Roll Pin | 1 | $1.28 | Add to Cart | |
| 3 | 4304614 | 3-SIDED Key | 1 | Replaces 4300890. | $6.30 | Add to Cart |
| 4 | 14750 | Snap Ring | 1 | $2.20 | Add to Cart | |
| 5 | 23653 | Reverse Gear- Mainshaft | 1 | $234.70 | Add to Cart | |
| 6 | 14749 | Spacer | 1 | $6.93 | Add to Cart | |
| 7 | 4305997 | Sliding Clutch | 2 | Replaces 4301407. | $41.73 | Add to Cart |
| 8 | 4303620 | 1ST Gear-mainshaft | 1 | Replaces 4303618. | $196.83 | Add to Cart |
| 9 | 4303603 | Washer | 2 | Replaces 4302397. | $14.45 | Add to Cart |
| 10 | 4303477 | 2ND Gear-mainshaft | 1 | Replaces 4303414. | $180.99 | Add to Cart |
| 11 | 4302384 | 3RD Gear-mainshaft | 1 | Replaces 4302385. | $195.59 | Add to Cart |
| 12 | 4302381 | Od Gear-mainshaft | 1 | Replaces 4302382, 4302383. | $161.14 | Add to Cart |
| 13 | 4300830 | Washer .244-BLUE | 1 | $9.36 | 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 | |
|---|---|---|---|---|---|---|
| 5586260 | 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
Item 11Item 7Item 1Item 4Item 10Item 9Item 7Item 2Item 7Item 6Item 6Item 7Item 6Item 3Item 13Item 12Item 6Item 13Item 2Item 8Click 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 |
Range Cylinder
Item 7Item 4Item 1Item 2Item 15Item 5Item 17Item 9Item 11Item 18Item 8Item 16Item 6Item 15Item 13Item 3Item 15Item 10Item 12Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | A-5474 | Shift Yoke Assy | 1 | $105.70 | Add to Cart | |
| 2 | 14347 | Gasket | 1 | $2.29 | Add to Cart | |
| 3 | 691348 | Range Cylinder | 1 | $111.33 | Add to Cart | |
| 4 | 14765 | O-ring | 1 | $2.70 | Add to Cart | |
| 5 | 14341 | Piston | 1 | Replaces 23353. | $26.70 | Add to Cart |
| 6 | 14345 | O-ring | 1 | $1.84 | Add to Cart | |
| 7 | 14344 | O-ring | 1 | $8.00 | Add to Cart | |
| 8 | X-1-1010 | Nut | 1 | 5/8"-18 | $2.11 | Add to Cart |
| 9 | 691955 | Gasket | 1 | Replaces 691440. | $8.09 | Add to Cart |
| 10 | K-3365 | Range Cyl Cover Kit | 1 | Replaces 691442. | $147.56 | Add to Cart |
| 11 | X-8-647 | Capscrew | 2 | 3/8"-16X4-3/4" | $6.37 | Add to Cart |
| 12 | X-8L-605 | Capscrew | 2 | 3/8"-16X3" | $4.71 | Add to Cart |
| 13 | X-3-600 | Lockwasher | 2 | 3/8" | $1.33 | Add to Cart |
| 15 | X-12-208 | Pipe Plug | 3 | 1/8" NPT | $2.30 | Add to Cart |
| 16 | K-2908 | O-ring Kit | 1 | FOR SOLENOID VALVE | $5.80 | 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 | K-3682 | Range/splitter Valve Kit | 1 | Replaces 5561801, 5561804, K-2907. | $300.65 | Add to Cart |
Reverse Idler
Click a number on the diagram to highlight that part below.
| 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. | $23.17 | 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 | $2.70 | Add to Cart | |
| 8 | 4303336 | Retaining Ring | 4 | $2.70 | Add to Cart | |
| 9 | 4305513 | Idler Shaft | 2 | $22.92 | Add to Cart |
Shift Bar Housing
Item 7Item 17Item 17Item 4Item 1Item 11Item 16Item 24Item 14Item 26Item 38Item 27Item 5Item 12Item 22Item 15Item 18Item 26Item 26Item 6Item 29Item 34Item 8Item 10Item 21Item 20Item 16Item 19Item 32Item 31Item 15Item 33Item 26Item 26Item 24Item 35Item 35Item 34Item 19Item 28Item 20Item 25Item 23Item 30Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | S-2915 | Shift Bar Housing Assy | 1 | Replaces 691532. HOUSING ONLY (DOES NOT INCLUDE SPEED SENSORS) | $736.82 | Add to Cart |
| 2 | 4302676 | Gasket | 1 | Replaces 14918. | $5.64 | 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" | $1.72 | 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 | 2 | $4.30 | Add to Cart | |
| 18 | 15900 | Gasket | 2 | $2.24 | Add to Cart | |
| 19 | 22940 | Reverse Light Switch | 1 | Replaces 16830. SWITCH NORMALLY OPEN | $17.31 | Add to Cart |
| 20 | 4303656 | Plug | 2 | Replaces 15917. | $2.91 | Add to Cart |
| 21 | 691661 | Compression Spring | 3 | $5.05 | 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/1ST | $75.44 | Add to Cart |
| 24 | X-14-1200 | Steel Ball | 2 | 3/4" | $2.83 | Add to Cart |
| 25 | 14658 | Shift Block | 1 | 2ND/3RD | $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 | 4TH/5TH | $31.48 | Add to Cart |
| 29 | 691601 | Shift Yoke | 1 | Replaces 4302212. 4TH/5TH | $289.67 | Add to Cart |
| 30 | 4301366 | Yoke Bar | 1 | 4TH/5TH | $99.83 | Add to Cart |
| 31 | 691600 | Shift Yoke | 1 | Replaces 4302994. 2ND/3RD | $301.54 | Add to Cart |
| 32 | 4301365 | Yoke Bar | 1 | 2ND/3RD | $101.23 | Add to Cart |
| 33 | 4301364 | Yoke Bar | 1 | REVERSE/1ST | $99.83 | Add to Cart |
| 34 | K-3231 | Speed Sensor Kit | 2 | Replaces A-6398, A-6724. SINGLE PICK-UP (2 PIN) | $48.61 | Superseded by K4148Add to Cart |
| 35 | 14142 | O-ring | 2 | $1.96 | Add to Cart | |
| 36 | X-8C-409 | Capscrew | 2 | 1/4"-20X5/8" | $1.87 | Add to Cart |
| 37 | 4303656 | Plug | 3 | Replaces 15917. | $2.91 | Add to Cart |
| 38 | 15900 | Gasket | 3 | $2.24 | Add to Cart | |
| 999 | S-2905 | Shift Bar Housing Assy | 1 | Replaces 691532. COMPLETE | $1,429.21 | Add to Cart |
Shift Controls
Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | S-2989 | Pushbutton Assembly | 1 | Replaces S-2985. | Call for availability | |
| 1 | S-2990 | Pushbutton Assembly | 1 | FOR USE WITH REMOTE LEVER | $1,510.01 | Superseded by S2990RXAdd to Cart |
| 2 | K-3997 | Cobra Shift Lever Kit (rho) W/mack Swing Arm | 1 | Replaces 4305447, K-3680. (LEFT HAND DRIVE), ALSO KNOWN AS (RHO) RIGHT HAND OPERATION - FOR UNITS USING THE MACK 10MY559M SWING ARM BRACKET | No longer available - Call for replacement | |
| 3 | 5505111 | Shift Lever Knob Decal | 1 | No longer available - Call for replacement | ||
| 4 | 5505110 | Shift Lever Position Strip | 1 | $11.88 | Add to Cart | |
| 5 | K-3980 | Cobra Shift Lever Kit (rho) | 1 | Replaces K-3680. (LEFT HAND DRIVE), ALSO KNOWN AS (RHO) RIGHT HAND OPERATION | $1,557.68 | Add to Cart |
| 6 | A-7982 | Jumper Harness Assy | 1 | $50.70 | Add to Cart | |
| 7 | K-3979 | Spacer Kit | 1 | INCLUDES (4) SPACER MOUNTING SCREWS | $40.18 | Add to Cart |
X-Y Shifter Module
Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | 4305452 | Gasket | 1 | Replaces 4301958. | $13.93 | Add to Cart |
| 2 | X-8C-615 | Capscrew | 4 | $10.25 | Add to Cart | |
| 3 | 4304602 | Breather | 1 | Replaces 23605. 1/4" NPT | $8.22 | Add to Cart |
| 4 | 5559348 | Ty-rap | 2 | $2.40 | Add to Cart | |
| 5 | K-3438 | Position Sensor Kit | 2 | Replaces 691551, 691926. | $117.41 | Add to Cart |
| 6 | K-4009 | Xy Shifter Repair Kit | 1 | $17.59 | Add to Cart | |
| 999 | K-3436 | Xy Shifter Kit | 1 | Replaces 691381, A-7034. | $2,443.44 | Add to Cart |
This is the complete factory parts breakdown for the Eaton Fuller RTO-12710B-AS2, with every part in the manual matched to our live inventory. We stock 288 of the 307 parts above; 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 Filter Regulator Gear Display Module Input Shaft & Drive Gear Integral Oil Pump Kits & Assemblies Mainshaft & Synchro(Aux) Mainshaft Assy Miscellaneous Oil Cooler Range Cylinder Reverse Idler Shift Bar Housing Shift Controls X-Y Shifter Module
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This is the Eaton Fuller Illustrated Parts List covering the RTO-12710B-AS2 transmission. Use it to identify every serviceable part in your unit (assemblies, gears, shafts, housings and seals) before you order replacements.
| Models covered | RTO-12710B-AS2 |
| Transmission type | 10-speed, twin-countershaft, heavy duty |
| Document | Illustrated Parts List (Eaton Fuller) |
| Length | 29 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
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 RTO-12710B-AS2
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.