| Part | Manufacturer | OEM Part # | Price | Notes |
| THM-125C/3T40 |
| Governor Kit With Seals |
| VIN X |
| 2.84 Ratio | GMO | 8631932 | 86.00 | Contact Dealer for most current part and price information. |
| 2.53 Ratio | GMO | 8637949 | 77.00 | Contact Dealer for most current part and price information. |
| VIN 3 |
| 3.06 Ratio | GMO | 8643969 | 73.75 | Contact Dealer for most current part and price information. |
| 3.33 Ratio | GMO | 8643991 | 74.25 | Contact Dealer for most current part and price information. |
| VIN W |
| 2.84 Ratio | GMO | 8653925 | 86.00 | Contact Dealer for most current part and price information. |
| 3.18 Ratio | GMO | 8653929 | 86.00 | Contact Dealer for most current part and price information. |
| VIN Z |
| 2.97 Ratio | GMO | 8637990 | 66.75 | Contact Dealer for most current part and price information. |
| 3.06 Ratio | GMO | 8643969 | 73.75 | Contact Dealer for most current part and price information. |
| 3.33 Ratio | GMO | 8643991 | 74.25 | Contact Dealer for most current part and price information. |