| RR Part No. | OEM Part No. | Part Description | No. of Teeth |
| 501 | 1013257 | 3rd Speed Gear (21T) | 21 |
| 502 | 1013269 | 4th Speed Gear (25T) | 25 |
| 503 | 1013270 | 5th Speed Gear (30T) | 30 |
| 504 | 1014444 | 3rd & 4th Sliding Gear (23/19T) | 23/19 |
| 505 | 1013336 | 5th & 6th Sliding Gear (15T) | 15 |
| 506 | NPN | Clutch Shaft (Primary Shaft O/M) | 15/10 |
| 507 | 1013725 | Clutch Shaft (Primary Shaft N/M) | 15/10 |
| 508 | 1012666 | Lay Shaft O/M | 9//10/15 |
| 509 | 1014134 | Lay Shaft N/M | 9/10/20/15 |
| 510 | 1011110 | Constant Mesh Gear (50T) | 50 |
| 511 | 1011029 | Reverse Gear (19T) With Bush | 19 |
| 512 | 1121017 | Cam Shaft Gear (Timing Gear) | 64 |
| 513 | 1121029 | Crank Shaft Gear (Timing Gear) | 32 |
| 514 | 1121030 | Pump Drive Gear (Old Design) | 64 |
| 515 | 1129272 | Pump Drive Gear (New Design) | 64 |
| 516 | NPN | Bull Gear (Gear Wheel) | 60/18 |
| 517 | NPN | Long Axle (Diffrential Shaft) | 15/21/17 |