Parts Information
| Part | Manufacturer | OEM Part # | Price | Notes |
| Seal |
| THM 325-4L, 4 Speed | GMO | 8628090 | 4.39 | Contact Dealer for most current part and price information. |
| Forward Clutch Housing |
| THM 325-4L, 4 Speed | GMO | 8632918 | 173.00 | Contact Dealer for most current part and price information. |
| Retainer & Ball |
| THM 325-4L, 4 Speed | GMO | 8633748 | 8.20 | |
| Plug |
| THM 325-4L, 4 Speed | GMO | 8628145 | 4.75 | Contact Dealer for most current part and price information. |
| Seal Kit |
| THM 325-4L, 4 Speed | GMO | 8628924 | 5.00 | Contact Dealer for most current part and price information. |
| Forward Clutch Piston, With Seal |
| THM 325-4L, 4 Speed | GMO | 8628971 | 27.00 | Contact Dealer for most current part and price information. |
| Apply Ring |
| THM 325-4L, 4 Speed | GMO | 8628458 | 14.00 | Contact Dealer for most current part and price information. |
| Retainer, With Spring |
| THM 325-4L, 4 Speed | GMO | 8628492 | 25.72 | Contact Dealer for most current part and price information. |
| Forward Clutch Plates |
| THM 325-4L, 4 Speed |
| Waved | GMO | 8678901 | 10.02 | Contact Dealer for most current part and price information. |
| Steel | GMO | 8678902 | 8.09 | Contact Dealer for most current part and price information. |
| Faced | GMO | 8648350 | 6.23 | Contact Dealer for most current part and price information. |
| Backing Plate |
| THM 325-4L, 4 Speed | GMO | 8628088 | 9.79 | Contact Dealer for most current part and price information. |
| Thrust Washer |
| THM 325-4L, 4 Speed | GMO | 8632504 | 3.00 | Contact Dealer for most current part and price information. |
| Snap Ring |
| THM 325-4L, 4 Speed | GMO | 8628153 | 5.48 | |
GMO | 8628089 | 4.00 | Contact Dealer for most current part and price information. |