Planetary Gears: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| THM-700-R4 (4L60-4L60E) | ||||
| Transmission Reaction Gear Set | 6.6 | 4.7 | A | Includes: R&I Transmission. |
| Note | ||||
| With Skid Plate, Add | 0.4 | 0.2 | A | |
| With Compressed Natural Gas, Add | 0.8 | 0.5 | A | |
| Transmission Reaction Carrier | 7.3 | 5.4 | A | Includes: R&I Transmission. |
| Note | ||||
| With Skid Plate, Add | 0.4 | 0.2 | A | |
| 4L80E | ||||
| Sun Gear Shaft | 6.6 | 4.6 | A | Includes: R&I Transmission. |