| Part | Manufacturer | OEM Part # | Price | Notes |
| Fluid Pan Gasket |
| THM 350 |
| Gasket | GMO | 25504700 | 7.00 | Contact Dealer for most current part and price information. |
| THM 400 |
| Gasket | GMO | 8655625 | 9.84 | Contact Dealer for most current part and price information. |
| THM 700-R4 |
| Gasket | GMO | 8642360 | 7.79 | Contact Dealer for most current part and price information. |
| Extension Housing Seal |
| THM 350 |
| Seal | GMO | NO LISTING | 0.00 | |
| THM 400 |
| Oil Seal | GMO | 8655031 | 8.48 | |
| THM 700-R4 |
| Seal | GMO | 8673526 | 8.55 | Order Number & Color |
| Extension Housing Gasket |
| THM 350 |
| Seal | GMO | 1358899 | 2.89 | |
| Oil Pump Seal |
| THM 350 |
| Seal | GMO | 8641952 | 8.28 | Contact Dealer for most current part and price information. |
| THM 700-R4 |
| Seal | GMO | 8648394 | 8.48 | |