Differential: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| 4 Speed RL4F02A, RE4F02A/V | ||||
| Differential Case Assembly | 8.3 | 5.9 | B | Includes: R&R Transaxle. |
| 4 Speed RL4F03A/V, RE4F04A/V | ||||
| Differential Case Assembly | 8.3 | 5.9 | B | Includes: R&R Transaxle. |
| Overhaul/Rebuild | ||||
| 4 Speed RL4F02A, RE4F02A/V | ||||
| Differential Case Assembly | 8.5 | 6.1 | A | Includes: R&R Transaxle. |
| 4 Speed RL4F03A/V, RE4F04A/V | ||||
| Differential Case Assembly | 8.5 | 6.1 | A | Includes: R&R Transaxle. |