Planetary Gears: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| 4T80E | ||||
| Sun Gear | 4.6 | 3.2 | B | |
| 2ND Clutch Sprag Assembly | 13.7 | 9.2 | B | |
| Reaction Carrier | 13.7 | 9.7 | B | |
| Support | ||||
| Forward Clutch Support | 14.7 | 10.1 | B | |
| Sprag Assembly | 14.7 | 10.2 | B | |
| Input Carrier | 14.7 | 10.0 | B | |
| Reaction Sun Gear | 13.7 | 9.7 | B | |
| Sun Gear Shaft | 14.7 | 9.9 | B | |
| Reaction Shaft | 13.7 | 9.5 | B | |
| Reaction Clutch Shell | 13.7 | 9.3 | B | |
| Internal Gear Assembly | ||||
| Input Internal Gear | 14.7 | 10.1 | B | |
| Reaction Internal Gear | 14.7 | 10.0 | B |