Parts Information
| Part | Manufacturer | OEM Part # | Price | Notes |
| Input Gear | ||||
| 4T80E | ||||
| Input Gear Kit | GMO | 24200461 | 751.00 | |
| Input Carrier | ||||
| 4T60E | GMO | 24205129 | 351.83 | |
| 4T80E | GMO | 8681887 | 660.51 | |
| Sun Gear | ||||
| 4T60E | ||||
| Input Sun Gear | GMO | 24208023 | 154.07 | |
| Final Drive Sun Gear | GMO | 24209157 | 73.23 | |
| 4T80E | GMO | 8678083 | 229.25 | GMO | 8678825 | 160.98 |
| Input Sun Gear | GMO | 8678076 | 49.02 | |
| Reaction Carrier | ||||
| 4T60E | GMO | 24205127 | 287.04 | |
| 4T80E | GMO | 8681884 | 763.37 | |
| Reaction Sun Gear | ||||
| 4T60E | GMO | 8651450 | 241.68 | |
| Final Drive Gear | ||||
| 4T60E | GMO | 24200788 | 266.86 |