Eaton Fuller FSB-5406B Parts Manual
Rebuilding this unit? Every part below is priced and ready to order. If the FSB-5406B is past saving, we also stock reman Eaton Fuller transmissions for sale in every speed, ready to ship.
Case
Item 47Item 3Item 7Item 10Item 33Item 1Item 36Item 6Item 5Item 5Item 8Item 49Item 4Item 4Item 34Item 6Item 44Item 30Item 32Item 31Item 23Item 12Item 18Item 16Item 24Item 15Item 21Item 11Item 17Item 50Item 38Item 37Item 27Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | A-5634 | Clutch Hsg Assy | 1 | Replaces 23726, 3316236, 3316237, A-5632, A-5771. #2 ALUMINUM, ABOVE CENTER LINE PULL TYPE | $429.71 | Add to Cart |
| 2 | S-2952 | Case Assy | 1 | Replaces 3316276, 4301285, 4304643, 4305177. | $1,717.12 | Add to Cart |
| 3 | 4300301 | FITTING-45 Degree | 2 | Replaces 11H15. | $5.45 | Add to Cart |
| 4 | 201398 | Pto Cover | 2 | $9.08 | Add to Cart | |
| 5 | 12815 | Bushing | 4 | $5.26 | Add to Cart | |
| 6 | 239613 | Capscrew | 12 | 3/8"-16X5/8" | $4.45 | Add to Cart |
| 7 | 23380 | Cover | 1 | Replaces 206466. | $5.20 | Add to Cart |
| 8 | 3315679 | Plug | 1 | $5.72 | Add to Cart | |
| 10 | X-8L-408 | Screw & Washer Assy | 2 | $1.79 | Add to Cart | |
| 11 | X-8-1011 | Capscrew | 4 | Replaces 1C1036. 5/8"-11X2-1/4" | $3.64 | Add to Cart |
| 12 | X-3-1000 | Lockwasher | 4 | 5/8" | $1.69 | Add to Cart |
| 15 | 3315659 | Gasket | 1 | $1.13 | Add to Cart | |
| 16 | 4302356 | Front Brg Cover-pull | 1 | $125.76 | Add to Cart | |
| 17 | 4300121 | Oil Seal | 1 | Replaces 3315623. SHAFT 1.873, WIDTH .375, OD 2.68 | $9.12 | Add to Cart |
| 18 | 239614 | Screw | 6 | 5/16-18X.81 | $7.31 | Add to Cart |
| 21 | 3315681 | Shim .004 | 1 | QUANTITY AS REQUIRED | $3.01 | Add to Cart |
| 21 | 3315682 | Shim .007 | 1 | QUANTITY AS REQUIRED | $2.24 | Add to Cart |
| 21 | 3315683 | Shim .010 | 1 | QUANTITY AS REQUIRED | $3.06 | Add to Cart |
| 21 | 3315684 | Shim .020 | 1 | QUANTITY AS REQUIRED | $3.74 | Add to Cart |
| 21 | 4300977 | Shim .040 | 1 | $3.34 | Add to Cart | |
| 23 | X-12-1207 | Pipe Plug | 1 | Replaces X121202X121206. 3/4" MAGNETIC | $4.53 | Add to Cart |
| 24 | X-12-1207 | Pipe Plug | 1 | Replaces X121202X121206. 3/4" MAGNETIC | $4.53 | Add to Cart |
| 27 | 4301607 | C/s Rear Brg Cover | 1 | $72.73 | Add to Cart | |
| 30 | 3316160 | Speedo Rotor | 1 | 16 TEETH | $71.38 | Add to Cart |
| 31 | 711123 | Bearing Cup | 1 | Call for availability | ||
| 32 | 3315662 | Shim .004 | 1 | QUANTITY AS REQUIRED | $5.74 | Add to Cart |
| 32 | 3315663 | Shim .007 | 1 | QUANTITY AS REQUIRED | $6.73 | Add to Cart |
| 32 | 3315664 | Shim .010 | 1 | QUANTITY AS REQUIRED | $3.71 | Add to Cart |
| 32 | 3315665 | Shim .020 | 1 | QUANTITY AS REQUIRED | $5.51 | Add to Cart |
| 32 | 4300978 | Shim .040 | 1 | $12.31 | Add to Cart | |
| 33 | K-7045 | Rear Brg Cover Kit | 1 | Replaces 4302621. | $158.90 | Add to Cart |
| 34 | 4300119 | Oil Seal | 1 | SHAFT 2.753, WIDTH .5 | $11.37 | Add to Cart |
| 36 | K-3411 | Nut Kit | 1 | Replaces 21937, 4301920, 4304690. | $34.14 | Add to Cart |
| 37 | 239436 | Washer | 4 | 1/2" | $2.49 | Add to Cart |
| 38 | 86D8 | Nut | 4 | Replaces 86D08. 1/2"-20 | $2.63 | Add to Cart |
| 44 | X-8C-604 | Capscrew | 4 | 3/8"-16X1-1/4" | $3.74 | Add to Cart |
| 47 | 14373 | Magnet | 1 | $3.89 | Add to Cart | |
| 49 | 239433 | Stud | 4 | 1/2"-20X2-5/16" | $5.16 | Add to Cart |
| 50 | X-12-405 | Pipe Plug | 1 | $2.19 | Add to Cart | |
| 52 | 238370 | Lifting Eye | 1 | $4.99 | Add to Cart |
Countershaft Assy
Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | 3315686 | Snap Ring | 1 | $5.26 | Add to Cart | |
| 2 | 3315687 | Washer | 1 | $20.36 | Add to Cart | |
| 3 | K-3795 | Countershaft Brg Kit | 1 | Replaces 1313645, 791943. | $34.45 | Add to Cart |
| 5 | 3315752 | Snap Ring | 1 | Replaces 3315751. | $5.01 | Add to Cart |
| 6 | 4303297 | Drive Gear-cntrshft | 1 | $179.32 | Add to Cart | |
| 7 | 4301478 | 5TH Gear-cntrshft | 1 | $164.46 | Add to Cart | |
| 8 | 4304097 | 4TH Gear-cntrshft | 1 | Replaces 4304099. | $114.39 | Add to Cart |
| 9 | 4304056 | 3RD Gear-cntrshft | 1 | Replaces 4304062. | $127.86 | Add to Cart |
| 10 | 230292 | Key | 2 | $4.27 | Add to Cart | |
| 11 | 4303299 | Countershaft | 1 | $461.87 | Add to Cart | |
| 12 | 658981 | Bearing Cone | 1 | $69.47 | Superseded by K4155Add to Cart | |
| 13 | 660181 | Bearing Cup | 1 | $69.47 | Superseded by K4155Add to Cart |
Input Shaft
Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | 675250 | Bearing Cup | 1 | 1.75" INPUT | Call for availability | |
| 2 | 742259 | Bearing Cone | 1 | 1.75" INPUT | $93.34 | Superseded by K4152Add to Cart |
| 3 | 4303867 | Input Shaft | 1 | $309.80 | Add to Cart |
Kits & Assemblies
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| K-2183 | Shim Kit | 1 | $65.70 | Add to Cart | ||
| K-3411 | Nut Kit | 1 | Replaces 21937, 4301920, 4304690. | $34.14 | Add to Cart | |
| K-3421 | Synchronizer Kit | 1 | Replaces K-7004. | $515.53 | Add to Cart | |
| K-3422 | Small Parts Kit | 1 | $132.86 | Add to Cart | ||
| K-3423 | Basic Rebuild Kit | 1 | $475.20 | Add to Cart | ||
| K-3795 | Countershaft Brg Kit | 1 | Replaces 1313645, 791943. | $34.45 | Add to Cart | |
| K-7028 | Gasket Kit | 1 | $17.54 | Add to Cart | ||
| K-7045 | Rear Brg Cover Kit | 1 | Replaces 4302621. | $158.90 | Add to Cart | |
| K-7051 | Synchronizer Kit -3/4 | 1 | $524.77 | Add to Cart | ||
| K-7061 | Shift Lever Hsg Kit | 1 | Replaces 241075, 4302711, A-6439. ALUMINUM HOUSING MEDIUM - LEVER HEIGHT 3-1/8" | $54.04 | Add to Cart | |
| S-2861 | Shift Bar Hsg Assy | 1 | Replaces 4303606. COMPLETE REVERSE SWITCH POSITION - RIGHT FRONT | $1,269.02 | Add to Cart | |
| S-2952 | Case Assy | 1 | Replaces 3316276, 4301285, 4304643, 4305177. | $1,717.12 | Add to Cart |
Lever Assy
Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 2 | 23180 | Pin | 2 | $4.86 | Add to Cart | |
| 3 | 4300690 | Spring | 1 | Replaces 229337. | $9.49 | Add to Cart |
| 4 | 23181 | Washer | 1 | $2.77 | Add to Cart | |
| 5 | 241076 | Shift Lever 27-1/2 | 1 | STRAIGHT LEVER - "BEND TO SUIT" | $369.68 | Add to Cart |
| 6 | 202484 | Dust Cover | 1 | $7.34 | Add to Cart | |
| 7 | 4301958 | Gasket | 1 | $13.93 | Add to Cart | |
| 8 | X-8C-604 | Capscrew | 4 | 3/8"-16X1-1/4" | $3.74 | Add to Cart |
| 9 | 201401 | Shift Knob | 1 | 3/8"X24 THREAD | $19.73 | Add to Cart |
| 10 | K-7061 | Shift Lever Hsg Kit | 1 | Replaces 241075, 4302711, A-6439. ALUMINUM HOUSING MEDIUM - LEVER HEIGHT 3-1/8" | $54.04 | Add to Cart |
Mainshaft Assy
Item 4Item 7Item 8Item 14Item 21Item 9Item 27Item 9Item 6Item 15Item 16Item 36Item 11Item 20Item 24Item 17Item 28Item 14Item 28Item 10Item 25Item 23Item 31Item 26Item 5Item 34Item 35Item 31Item 31Item 13Item 13Item 31Item 19Item 22Item 18Item 33Item 12Item 15Item 19Item 5Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 4 | 710787 | Bearing Cone | 1 | $35.16 | Add to Cart | |
| 5 | 4301467 | Synchronizer Cup 5/6 | 2 | $44.85 | Add to Cart | |
| 6 | A-6608 | Synchronizer Assy 5/6 | 1 | Replaces A-6137. | $370.99 | Add to Cart |
| 7 | 4301476 | Clutch Hub 5/6 | 1 | $48.99 | Add to Cart | |
| 8 | 4301477 | 5TH Gear-mainshaft | 1 | $148.30 | Add to Cart | |
| 9 | 3315737 | Bearing | 2 | $26.96 | Add to Cart | |
| 10 | 3315728 | Snap Ring | 1 | Replaces 3315729. | $3.06 | Add to Cart |
| 11 | 3315727 | Washer | 1 | $28.00 | Add to Cart | |
| 12 | 4304098 | 4TH Gear-mainshaft | 1 | Replaces 4304401. | $219.90 | Add to Cart |
| 13 | 4124075 | Bearing | 2 | $34.53 | Add to Cart | |
| 14 | 4301466 | Synchronizer Cup 3/4 | 2 | $49.75 | Add to Cart | |
| 15 | 3315725 | Snap Ring | 2 | $3.33 | Add to Cart | |
| 16 | A-6136 | Synchronizer Assy 3/4 | 1 | Replaces 43014574304050, 4304452. | $481.68 | Add to Cart |
| 17 | 4301475 | Clutch Hub 3/4 | 1 | $36.51 | Add to Cart | |
| 18 | 4304057 | 3RD Gear-mainshaft | 1 | Replaces 4304063. | $191.71 | Add to Cart |
| 19 | 3315722 | Bearing | 2 | $19.60 | Add to Cart | |
| 20 | 3315717 | Snap Ring | 1 | Replaces 3315718. | $4.63 | Add to Cart |
| 21 | 3315719 | Washer | 1 | $42.55 | Add to Cart | |
| 22 | 4304544 | 2ND Gear-mainshaft | 1 | Replaces 4303811, 4303945. | $278.39 | Add to Cart |
| 23 | A-7934 | Synchronizer Assy 1/2 | 1 | Replaces 4304551, A-6801, A-6932. | $868.26 | Add to Cart |
| 24 | 4303947 | 1ST Gear-mainshaft | 1 | $400.41 | Add to Cart | |
| 25 | 4304548 | Reverse Gear- Mainshaft | 1 | $236.56 | Add to Cart | |
| 26 | 4301474 | Clutch Hub-rev | 1 | $42.60 | Add to Cart | |
| 27 | 4304550 | Sliding Clutch-rev | 1 | $102.98 | Add to Cart | |
| 28 | 10J06 | Steel Ball | 2 | 3/16" | $1.71 | Add to Cart |
| 31 | 3315703 | Bearing | 4 | $40.64 | Add to Cart | |
| 33 | 4304549 | Mainshaft | 1 | Replaces 4303808. | $380.23 | Add to Cart |
| 34 | 4301492 | Washer | 1 | $20.56 | Add to Cart | |
| 35 | 5557003 | Bearing Cone | 1 | $165.84 | Superseded by K4160Add to Cart | |
| 36 | 4304555 | Bearing | 1 | $95.58 | Add to Cart |
Miscellaneous
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 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 | |
| 71231 | Gasket Sealant | 1 | 8 MILLILITER SIZE | $33.25 | Add to Cart | |
| 71232 | Thread Adhesive | 1 | 10 MILLILITER SIZE | $28.73 | Add to Cart |
Reverse Idler Gear Assy
Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 15 | 3315674 | Bearing | 2 | $19.40 | Add to Cart | |
| 16 | 3315676 | Spacer | 1 | $22.06 | Add to Cart | |
| 18 | 3315672 | Reverse Idler Shaft | 1 | $133.45 | Add to Cart | |
| 19 | 10J06 | Steel Ball | 1 | 3/16" | $1.71 | Add to Cart |
| 20 | 4304319 | Reverse Idler Gear | 1 | $134.34 | Add to Cart |
Shift Bar Housing
Item 1Item 4Item 47Item 7Item 5Item 22Item 3Item 5Item 44Item 47Item 46Item 34Item 3Item 24Item 5Item 35Item 36Item 30Item 34Item 43Item 41Item 41Item 5Item 32Item 34Item 35Item 19Item 34Item 6Item 43Item 37Item 39Item 46Item 40Item 2Item 6Item 33Item 39Item 31Item 26Item 28Item 27Item 41Item 21Item 43Item 29Item 25Item 34Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | A-6744 | Shift Bar Hsg Assy | 1 | Replaces 3315760, 4302947. | $190.54 | Add to Cart |
| 2 | 4300854 | Gasket | 1 | Replaces 3315678. | $4.98 | Add to Cart |
| 3 | X-8C-600 | Capscrew | 14 | Replaces 239611. 3/8"-16X1" | $4.58 | Add to Cart |
| 4 | 3315765 | Spring | 4 | $2.77 | Add to Cart | |
| 5 | 10J14 | Steel Ball | 13 | 7/16" | $1.81 | Add to Cart |
| 6 | 201044 | Pin | 2 | $2.91 | Add to Cart | |
| 7 | 4301719 | Ball Retainer- Reverse | 1 | $1.76 | Add to Cart | |
| 19 | 21736 | Snap Ring | 1 | $2.02 | Add to Cart | |
| 21 | 3316296 | Plunger | 1 | $18.55 | Add to Cart | |
| 22 | 3316298 | Washer | 1 | $4.99 | Add to Cart | |
| 23 | 21723 | Spring | 1 | $10.31 | Add to Cart | |
| 24 | 21724 | Spring | 1 | $6.27 | Add to Cart | |
| 25 | 3316295 | Washer | 1 | $4.70 | Add to Cart | |
| 26 | 3316300 | Shift Block Rev | 1 | $82.30 | Add to Cart | |
| 27 | 4301469 | Yoke Bar Rev | 1 | $101.66 | Add to Cart | |
| 28 | 3315897 | Yoke Assy Rev | 1 | $95.85 | Add to Cart | |
| 29 | 3315778 | Shift Block 1ST/2ND | 1 | $63.20 | Add to Cart | |
| 30 | 4304561 | Yoke Bar 1ST/2ND | 1 | Replaces 4303819. | $134.43 | Add to Cart |
| 31 | 3315772 | Yoke Assy 1ST/2ND | 1 | Replaces 3315770. | $107.37 | Add to Cart |
| 32 | 4301471 | Yoke Bar 3RD/4TH | 1 | $49.86 | Add to Cart | |
| 33 | A-6139 | Yoke Assy 3RD/4TH | 1 | Replaces 4301486. | $150.73 | Add to Cart |
| 34 | 1JM6028 | Pin | 6 | $2.24 | Add to Cart | |
| 35 | 1JM3528 | Pin | 6 | $1.78 | Add to Cart | |
| 36 | 4301472 | Yoke Bar 5TH/6TH | 1 | $44.60 | Add to Cart | |
| 37 | A-6138 | Yoke Assy 5TH/6TH | 1 | Replaces 4301488. | $142.96 | Add to Cart |
| 39 | 4301279 | Shift Bar Retainer | 2 | Replaces 3315756. | $18.50 | Add to Cart |
| 40 | 3315757 | Shift Bar Retainer | 1 | $31.20 | Add to Cart | |
| 41 | 233043 | Capscrew | 8 | 3/8"-16X1" | $4.04 | Add to Cart |
| 43 | 227675 | Insert - Yoke Pad | 6 | $7.01 | Add to Cart | |
| 44 | 235052 | Ca Plug | 1 | 9/16 - 18 | $1.50 | Add to Cart |
| 44 | 4303656 | Plug | 1 | Replaces 15917. 9/16 - 18, THREADED | $2.91 | Add to Cart |
| 45 | 15900 | Gasket | 1 | $2.24 | Add to Cart | |
| 46 | X-8-688 | Capscrew | 3 | 3/8"-16X1" | $2.77 | Add to Cart |
| 47 | 238370 | Lifting Eye | 3 | $4.99 | Add to Cart | |
| 999 | S-2861 | Shift Bar Hsg Assy | 1 | Replaces 4303606. COMPLETE REVERSE SWITCH POSITION - RIGHT FRONT | $1,269.02 | Add to Cart |
This is the complete factory parts breakdown for the Eaton Fuller FSB-5406B, with every part in the manual matched to our live inventory. We stock 146 of the 152 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.
Case Countershaft Assy Input Shaft Kits & Assemblies Lever Assy Mainshaft Assy Miscellaneous Reverse Idler Gear Assy Shift Bar Housing
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This is the Eaton Fuller Illustrated Parts List covering the FSB-5406B transmission. Use it to identify every serviceable part in your unit (assemblies, gears, shafts, housings and seals) before you order replacements.
| Models covered | FSB-5406B |
| Transmission type | 6-speed, twin-countershaft, heavy duty |
| Document | Illustrated Parts List (Eaton Fuller) |
| Length | 19 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 FSB-5406B
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.