Seals and Gaskets: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Transfer Case Oil Seal | ||||
| 241, 243 | ||||
| Front | 0.8 | 0.5 | B | |
| Rear | 0.7 | 0.4 | B | |
| 1370, 4401 & 4470 | ||||
| Front | 0.8 | 0.5 | B | |
| Rear | 0.7 | 0.4 | B | |
| Rear Output Shaft Housing Gasket or Seal | ||||
| 241, 243 | 0.9 | 0.6 | B | |
| 1370, 4401 & 4470 | 0.8 | 0.5 | B | |
| Transfer Case to Adapter Gasket | ||||
| 241, 243 | 3.0 | 2.2 | B | |
| Note | ||||
| With Skid Plate, Add | 0.4 | 0.2 | B | |
| 1370, 4401 & 4470 | 3.5 | 2.4 | B | |
| Note | ||||
| With Skid Plate, Add | 0.4 | 0.2 | B |