Extension Housing: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| A727 | ||||
| 2 Wheel Drive | 1.7 | 1.2 | B | |
| 4 Wheel Drive | 2.2 | 1.7 | B | |
| Note | ||||
| With Skid Plate, Add | 0.5 | 0.3 | B | |
| A904, A998, A999 | ||||
| 2 Wheel Drive | 1.7 | 1.2 | B | |
| 4 Wheel Drive | 2.2 | 1.7 | B | |
| Note | ||||
| With Skid Plate, Add | 0.5 | 0.3 | B |