Drive Chain: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| NP-242 | ||||
| Manual Trans | 3.0 | 2.2 | B | Includes: R&I Transfer Case. |
| Auto Trans | 2.7 | 2.0 | B | Includes: R&I Transfer Case. |
| NOTE | ||||
| With Skid Plate, Add | 0.1 | 0.1 | B | |
| NP231 Non-Synchro, NV231 | ||||
| Manual Trans | 3.0 | 2.2 | B | Includes: R&I Transfer Case. |
| Auto Trans | 2.7 | 2.0 | B | Includes: R&I Transfer Case. |
| NOTE | ||||
| With Skid Plate, Add | 0.1 | 0.1 | B |