| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes |
| Diagnose/Test |
| ZF (5 Speed) |
| Oil Leak, Diagnosis | 0.6 | 0.5 | B | |
| ZF (6 Speed) |
| Oil Leak, Diagnosis | 0.6 | 0.5 | B | |
| Replace |
| ZF (5 Speed) |
| Complete Assembly Without Transfer Of Parts | 2.7 | 1.9 | B | |
| NOTE |
| With P.T.O., Add | 0.5 | 0.4 | B | |
| Complete Assembly With Transfer Of Parts | 3.0 | 2.1 | B | |
| NOTE |
| With P.T.O., Add | 0.5 | 0.4 | B | |
| To Replace Top Cover Gasket, Add | 0.2 | 0.0 | B | |
| ZF (6 Speed) |
| Complete Assembly Without Transfer Of Parts | 3.8 | 2.8 | B | |
| NOTE |
| With P.T.O., Add | 0.6 | 0.5 | B | |
| To Replace Top Cover Gasket, Add | 0.2 | 0.0 | B | |
| Complete Assembly With Transfer Of Parts | 4.1 | 3.0 | B | |
| NOTE |
| With P.T.O., Add | 0.6 | 0.5 | B | |
| To Replace Top Cover Gasket, Add | 0.2 | 0.0 | B | |
| Overhaul/Rebuild |
| ZF (5 Speed) | 10.0 | 2.1 | A | Includes: R&I Transmission. |
| NOTE |
| With P.T.O., Add | 0.5 | 0.4 | A | |
| ZF (6 Speed) | 12.8 | 9.4 | A | Includes: R&I Transmission. |
| NOTE |
| With P.T.O., Add | 0.6 | 0.5 | A | |