| Item | Part No. | Part Name | Qty | Serial No. |
| 01 | 643 936 40 | Drive sprocket assy., oversize (cold weather design) | ||
| 01 | 643 940 40 | Drive sprocket assy. (cold weather design) | ||
| 01 | 643 945 40 | Drive sprocket assy. (standard) | ||
| 02 | 887 105 40 | Drive sprocket, oversize | ||
| 03 | 361 031 40 | Drive sprocket hub | ||
| 04 | 504 386 98 | Bolt (cold weather design) | ||
| 05 | 501 124 98 | Nut (cold weather design) | ||
| 06 | 255 056 40 | Washer | ||
| 07 | 429 691 40 | Pin, Oversize Ø 52 | ||
| 08 | 887 110 40 | Drive sprocket | ||
| 09 | 429 689 40 | Pin Ø 50 | ||
| 10 | 308 356 99 | Bolt (standard) | ||
| 11 | 332 369 99 | Nut (standard) |