| Part | Manufacturer | OEM Part # | Price | Notes |
| THM-125C/3T40 |
| Governor Kit With Seals |
| VIN M & K |
| With 3.18 Ratio | GMO | 8643993 | 123.32 | Contact Dealer for most current part and price information. |
| With 3.43 Ratio | GMO | 8643908 | 74.00 | Contact Dealer for most current part and price information. |
| With 3.73 Ratio | GMO | 8643910 | 67.50 | Contact Dealer for most current part and price information. |
| VIN P |
| Without 3.73 Ratio | GMO | 8643908 | 74.00 | Contact Dealer for most current part and price information. |
| With 3.73 Ratio | GMO | 8643910 | 67.50 | Contact Dealer for most current part and price information. |