Spicer 313084X Parts Manual
Bearing Kits
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 312476-12X | Bearing Kit-7041 8031 R8031 8341 R8341 Auxiliaries - | 1 | — | Call for availability | ||
| W-8 | 550448 | Cone Output Shaft Bearing | 2 | — | Call for availability | |
| W-9 | 550449 | Cup Output Shaft Bearing | 2 | — | Call for availability | |
| U-2 | 550903 | Bearing Intermediate Shaft Front | 1 | — | Call for availability | |
| U-7 | 550261 | Bearing Intermediate Shaft Rear | 1 | — | Call for availability | |
| V-5 | 550446 | Cone Reverse Shaft Bearing | 2 | — | Call for availability | |
| V-6 | 550447 | Cup Reverse Shaft Bearing | 2 | — | Call for availability | |
| V-6 | 312476-18X | Bearing Kit 1241 Auxiliary | — | Call for availability | ||
| U-4 | 550912 | Cone Intermediate Shaft Front Bearing | 1 | — | Call for availability | |
| U-5 | 550913 | Cup Intermediate Shaft Front Bearing | 1 | — | Call for availability | |
| U-10 | 550228 | Cup Intermediate Shaft Rear Bearing | 1 | $17.18 | Add to Cart | |
| U-11 | 550183 | Cone Intermediate Shaft Rear Bearing | 1 | — | Call for availability | |
| V-6 | 312476-21X | Bearing Kit-7041 8031 R8031 8341 R8341 Auxiliary - | 1 | $513.05 | Add to Cart | |
| W-10 | 550940 | Cylindrical Output Shaft Bearing | 2 | $151.26 | Add to Cart | |
| V-7 | 550941 | Cylindrical Reverse Shaft Bearing | 2 | $119.94 | Add to Cart | |
| V-7 | 312476-22X | Bearing Kit 1241 Auxiliary 1 | 1 | $392.95 | Add to Cart |
Cup Intermediate Shaft Front Bearing
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| U-10 | 550228 | - . . . . . . . . . . . . . . . . . . . . . . | $17.18 | Add to Cart | ||
| U-11 | 550183 | - . . . . . . . . . . . . . . . . . . . . . . . | — | Call for availability | ||
| V-7 | 550941 | - . . . . . . . . . . . . . . . . . . . . . . . | $119.94 | Add to Cart |
No parts match that search — try the part number with no dashes.
This is the complete factory parts breakdown for the Spicer Transmission Top-Mounted-PTO — every part in the manual, matched to our live inventory. We stock 92 of the 245 parts above; click any part number to view it, or add it straight to your cart.
This is the Spicer Illustrated Parts List covering the 313084X transmission. Use it to identify every serviceable part in your unit — assemblies, gears, shafts, housings and seals — before you order replacements.
| Models covered | 313084X |
| Transmission type | Spicer heavy-duty truck transmission |
| Document | Illustrated Parts List (Spicer) |
| Length | 18 pages |
| Format | PDF — free download |
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
Spicer parts & units we stock
Pro Gear and Transmission stocks new, remanufactured and good-used parts for Spicer transmission units:
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.