Mainshaft: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| 5 Speed, Hydramatic (MG5/MY2/M50) | 7.3 | 5.2 | B | Includes: R&I Transmission. |
| Note | ||||
| With Skid Plate, Add | 0.5 | 0.2 | B | |
| 5 Speed, New Process (MW3) | ||||
| Without 3500 HD | 7.3 | 5.1 | B | Includes: R&I Transmission. |
| With 3500 HD | 7.3 | 5.2 | B | Includes: R&I Transmission. |
| Note | ||||
| With Skid Plate, Add | 0.5 | 0.2 | B |