Parts list:
| № | Number | Qty | Name | Options |
|---|---|---|---|---|
| 2 | AT256508 | 1 | Snap Ring | |
| 4 | AT256483 | 1 | Snap Ring | |
| 5 | TT178192 | 1 | Ring | Sub For AT256319, Transmission Serial Number (— 6610178281 Do Not Use Corresponding Allison Part Number |
| 5 | TTAL160511 | 1 | Ring | (Transmission Serial Number (6610178282 —) |
| 6 | TTAL160508 | 6 | Pin Fastener | |
| 7 | TTAL260081 | 1 | Planet Pinion Carrier | Sub For AT256860 |
| 9 | AT256539 | 1 | Bushing | |
| 10 | AT256509 | 12 | Thrust Washer | |
| 11 | AT256861 | 1 | Gear | Set Includes 6 Pinion Gears |
| 12 | TTAL150064 | 12 | Cylindrical Roller Bearing | Sub For AT256422 |
| 13 | AT256540 | 1 | Thrust Bearing | |
| 14 | AT256542 | 1 | Ring Gear |
