| Part | Manufacturer | OEM Part # | Price | Notes |
| 4T40E |
| Planetary Gears |
| Bearing | GMO | 24200248 | 16.25 | |
GMO | 24200246 | 14.16 | | GMO | 24200249 | 15.86 | | GMO | 24200252 | 15.86 | | | Bushing |
| See Reaction Carrier Shell |
| Bushing, Flange |
| Part Of Flange. |
| Shell |
| Reaction Carrier Shell | GMO | 24202267 | 86.84 | |
| Reaction Sun Gear Shell | GMO | 24218026 | 97.93 | |
| Thrust Bearing | GMO | 24200251 | 15.86 | |
| Sun Gear Bushing |
| See Sun Gear Shell. |
| Reaction Carrier | GMO | 24221736 | 302.47 | |
| Sun Gear | GMO | 8684581 | 51.58 | |
| Carrier Sun Gear | GMO | 8684311 | 94.70 | |
| Retaining Ring | GMO | 8684580 | 8.28 | |
GMO | 8684893 | 8.00 | | GMO | 24203619 | 8.00 | | GMO | 8684575 | 8.28 | | | Gear | GMO | 24215273 | 229.25 | |
| Input Carrier | GMO | 24228792 | 236.28 | |
| Flange | GMO | 24202221 | 73.23 | |
| Shaft | GMO | 24201609 | 160.98 | |
| Roller | GMO | 24215825 | 72.59 | |
| Oil Seal | GMO | 24204223 | 15.86 | |
| Parking Gear | GMO | 24204708 | 48.77 | |
| Retainer | GMO | 8684580 | 8.28 | |
| 4T45E |
| Planetary Gears |
| Bearing | GMO | 24200248 | 16.25 | |
GMO | 24200246 | 14.16 | | GMO | 24200249 | 15.86 | | GMO | 24200252 | 15.86 | | | Bushing | GMO | NOT LISTED | 0.00 | |
GMO | NOT LISTED | 0.00 | | | Bushing, Reaction Carrier Shell |
| See Reaction Carrier Shell |
| Bushing, Flange |
| See Flange. |
| Shell |
| Reaction Carrier Shell | GMO | 24202267 | 86.84 | |
| Reaction Sun Gear Shell | GMO | 24218026 | 97.93 | |
| Thrust Bearing | GMO | 24200251 | 15.86 | |
| Sun Gear Bushing |
| See Sun Gear Shell. |
| Reaction Carrier | GMO | 24221736 | 302.47 | |
| Sun Gear |
| Input Sun Gear | GMO | 8684581 | 51.58 | |
| Carrier Sun Gear |
| 3.05 Ratio | GMO | 24209288 | 156.28 | |
| 3.29 Ratio | GMO | 24209289 | 146.11 | |
| Retaining Ring | GMO | 8684580 | 8.28 | |
GMO | 8684893 | 8.00 | | GMO | 24203619 | 8.00 | | GMO | 8684575 | 8.28 | | | Gear |
| Reaction Gear | GMO | 24215273 | 229.25 | |
| Input Carrier | GMO | 24228792 | 236.28 | |
| Flange | GMO | 24202221 | 73.23 | |
| Shaft | GMO | 24201609 | 160.98 | |
| Roller | GMO | 24215825 | 72.59 | |
| Parking Gear | GMO | 24204708 | 48.77 | |
| Retainer | GMO | 8684580 | 8.28 | |