Parts Information
| Part | Manufacturer | OEM Part # | Price | Notes |
| THM 200 & 200C - 3 Speed |
| Trans Gasket & Seal Kit | GMO | 8638919 | 0.00 | |
| 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. |
GMO | 8628942 | 5.70 | Contact Dealer for most current part and price information. | | THM 200-4R, 4 Speed |
| Trans Gasket Kit, With Seals | GMO | 8634988 | 0.00 | |
| 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 250, 250C, 350 & 350C |
| Gasket & Seal Kit |
| MX2 | GMO | 8641914 | 52.63 | |
| M31, MV4 | GMO | 8641914 | 52.63 | |
| M33, M38 | GMO | 14019845 | 58.26 | Contact Dealer for most current part and price information. |
| Trans Overhaul Kit |
| M33, M38 | GMO | 358045 | 182.55 | Contact Dealer for most current part and price information. |
| MX2 | GMO | 8641915 | 203.02 | Contact Dealer for most current part and price information. |
| M31 | GMO | 14024374 | 289.79 | |
| MV4 | GMO | 8641915 | 203.02 | Contact Dealer for most current part and price information. |
| Snap Ring Kit |
| Without M31 | GMO | 338202 | 25.25 | Contact Dealer for most current part and price information. |
GMO | 338202 | 25.25 | Contact Dealer for most current part and price information. | | With M31 | GMO | 14024373 | 0.00 | |
| THM 700-R4 |
| Gasket & Seal Kit | GMO | 8649992 | 0.00 | |
| Overhaul Kit | GMO | 8649995 | 182.00 | |
| Snap Ring Kit | GMO | 8642910 | 15.69 | |