| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes |
| Replace |
| 4T65E |
| Drum |
| Reverse Reaction Drum | 9.8 | 6.9 | A | Includes: R&I Transaxle. |
| Input Carrier | 9.8 | 7.0 | A | Includes: R&I Transaxle. |
| Reaction Carrier | 9.8 | 7.0 | A | Includes: R&I Transaxle. |
| Reaction Sun Gear | 9.8 | 7.3 | A | Includes: R&I Transaxle. |
| Support |
| 1st-2nd Support Assembly | 9.8 | 7.2 | A | Includes: R&I Transaxle. |
| Internal Gear Assembly |
| Final Drive Internal Gear | 10.8 | 7.4 | A | Includes: R&I Transaxle. |
| Sun Gear |
| Final Drive Sun Gear | 2.7 | 1.7 | B | |
| Parking Gear | 2.7 | 1.7 | B | |
| Sun Gear Shaft |
| Final Drive Sun Gear Shaft | 2.7 | 1.7 | B | |
| 4T80E |
| Sun Gear | 4.8 | 3.5 | B | |
| 2ND Clutch Sprag Assembly | 13.7 | 8.4 | B | |
| Reaction Carrier | 13.7 | 8.9 | B | |
| Support |
| Forward Clutch Support | 14.7 | 9.3 | B | |
| Sprag Assembly | 14.7 | 9.4 | B | |
| Input Carrier | 14.7 | 9.2 | B | |
| Reaction Sun Gear | 13.7 | 8.9 | B | |
| Sun Gear Shaft | 14.7 | 9.1 | B | |
| Reaction Shaft | 13.7 | 8.7 | B | |
| Reaction Clutch Shell | 13.7 | 8.5 | B | |
| Internal Gear Assembly |
| Input Internal Gear | 14.7 | 9.3 | B | |
| Reaction Internal Gear | 14.7 | 9.2 | B | |