| Part | Manufacturer | OEM Part # | Price | Notes |
| THM 200-4R, 4 Speed |
| Trans Gasket Kit, With Seals | GMO | 8639948 | 129.96 | Contact Dealer for most current part and price information. |
| Trans Overhaul Kit | GMO | 8639949 | 227.43 | Contact Dealer for most current part and price information. |
| Snap Ring Kit | GMO | 8634910 | 13.00 | Contact Dealer for most current part and price information. |
| THM 200C - 3 Speed |
| Trans Gasket & Seal Kit | GMO | 8638958 | 75.00 | Contact Dealer for most current part and price information. |
| Trans Overhaul Kit | GMO | 8638959 | 121.05 | Contact Dealer for most current part and price information. |
| Trans Snap Ring Kit | GMO | 8628942 | 5.70 | Contact Dealer for most current part and price information. |