| Part | Manufacturer | OEM Part # | Price | Notes |
| Clutch Low & Rev Overrunning |
| THM 250, 250C, 350 & 350C | GMO | 8687996 | 295.81 | Order By Thickness. |
| Ring |
| THM 250, 250C, 350 & 350C | GMO | 6261051 | 7.30 | Order By Thickness. |
| Snap Ring |
| THM 250, 250C, 350 & 350C | GMO | 24200278 | 7.30 | Order By Thickness. |
| Clutch Support |
| THM 250, 250C, 350 & 350C | GMO | 8647411 | 0.00 | |
| Low & Rev Clutch Drive Plate |
| THM 250, 250C, 350 & 350C |
| Without M31 | GMO | 8641512 | 5.63 | |
| With M31 | GMO | 8681813 | 8.20 | Contact Dealer for most current part and price information. |
| Reaction Planet Carrier |
| THM 250, 250C, 350 & 350C | GMO | 6261645 | 150.00 | Contact Dealer for most current part and price information. Order By Thickness. |
| Thrust Bearing |
| THM 250, 250C, 350 & 350C | GMO | 1256852 | 23.47 | Order By Thickness. |
| Output Ring Gear Kit |
| THM 250, 250C, 350 & 350C | GMO | 1250022 | 91.20 | Contact Dealer for most current part and price information. Order By Thickness. |
| Bearing |
| THM 250, 250C, 350 & 350C | GMO | 8640228 | 46.96 | Contact Dealer for most current part and price information. Order By Thickness. |
| Low & Reverse Clutch Plates |
| THM 250, 250C, 350 & 350C | GMO | 24205268 | 8.48 | Contact Dealer for most current part and price information. Order By Size & ID Number. |
| Retainer Spring |
| THM 250, 250C, 350 & 350C | GMO | 6261415 | 8.48 | Order By Size & ID Number. |
| Seat With Springs |
| THM 250, 250C, 350 & 350C |
| 17 Springs | GMO | 6260382 | 9.00 | Contact Dealer for most current part and price information. Order By Thickness. |
| 10 Springs | GMO | 8647523 | 0.00 | |
| Low & Rev Clutch Plates |
| THM 250, 250C, 350 & 350C |
| Without M32, MV4 | GMO | 344211 | 0.00 | |
| With M32 | GMO | 8641011 | 0.00 | |
| Seal Kit |
| THM 250, 250C, 350 & 350C | GMO | 3947089 | 0.00 | |
| Retainer Ring |
| THM 250, 250C, 350 & 350C | GMO | 6261041 | 6.26 | Contact Dealer for most current part and price information. Order By Thickness. |
GMO | 6261039 | 5.34 | | | Bushing |
| THM 250, 250C, 350 & 350C | GMO | 8680027 | 8.28 | Order By Thickness. |
| Without M31, MV4, MX2, M33, MX5 | GMO | 3789034 | 17.72 | |
| M31, MV4, MX2, M33, MX5 | GMO | 8641058 | 5.26 | |