| Item | Part No. | Part Name | Qty | Serial No. |
| 01 | 643 940 40 | Drive sprocket assy. | ||
| 01 | 643 936 40 | Drive sprocket assy., oversize | ||
| 02 | 887 110 40 | Drive sprocket No field repair item | ||
| 02 | 887 105 40 | Drive sprocket, oversize No field repair item | ||
| 03 | 361 031 40 | Drive sprocket hub No field repair item | ||
| 04 | 621 095 40 | Pin Ø 52 | ||
| 05 | 504 386 98 | Bolt | ||
| 06 | 501 124 98 | Nut | ||
| 07 | 255 056 40 | Washer |