| Part | Manufacturer | OEM Part # | Price | Notes |
| Inter Clutch Roller |
| THM 400-475 (3L80-3L80HD) | GMO | 7471021 | 42.25 | Contact Dealer for most current part and price information. Order By Thickness. |
| Race, Inter Clutch Outer |
| THM 400-475 (3L80-3L80HD) | GMO | 8629083 | 60.23 | Contact Dealer for most current part and price information. Order By Thickness. |
| Backing Plate, Inter Clutch |
| THM 400-475 (3L80-3L80HD) | GMO | 8623152 | 12.97 | Contact Dealer for most current part and price information. Order By Thickness. |
| Driving Plate, Inter Clutch |
| THM 400-475 (3L80-3L80HD) | GMO | 8675521 | 22.48 | Order By Thickness. |
| Waved Plate |
| THM 400-475 (3L80-3L80HD) | GMO | 8679946 | 38.70 | Contact Dealer for most current part and price information. Order By Thickness. |
| Ring, Oil Seal |
| THM 400-475 (3L80-3L80HD) | GMO | 8626356 | 4.75 | Order By Size. |
| Snap Ring |
| THM 400-475 (3L80-3L80HD) | GMO | 8623120 | 5.25 | Contact Dealer for most current part and price information. Order By Thickness. |
GMO | 8623149 | 8.32 | Order By Thickness. | GMO | 8623437 | 8.48 | Order By Thickness. | GMO | 8623153 | 8.44 | Order By Thickness. | | Retainer |
| THM 400-475 (3L80-3L80HD) | GMO | 8627334 | 24.97 | Order By Thickness. |
GMO | 8679935 | 6.60 | Contact Dealer for most current part and price information. Order By Thickness. | | Release Spring |
| THM 400-475 (3L80-3L80HD) | GMO | 8623145 | 3.07 | Order By Thickness. |
| Plates |
| THM 400-475 (3L80-3L80HD) |
| Part Of 53-DRIVING PLATE, INTER CLUTCH |
| Guide |
| THM 400-475 (3L80-3L80HD) | GMO | 8626938 | 0.00 | |
| Inter Clutch Piston |
| THM 400-475 (3L80-3L80HD) | GMO | 8670196 | 27.40 | Contact Dealer for most current part and price information. Order By Thickness. |
| Seal Kit |
| THM 400-475 (3L80-3L80HD) | GMO | 24204449 | 16.16 | Order By Thickness. |
| Bushing |
| THM 400-475 (3L80-3L80HD) | GMO | 8623942 | 0.00 | |
| Center Support |
| THM 400-475 (3L80-3L80HD) | GMO | 8680914 | 612.80 | Order By Thickness. |
| Thrust Washer |
| THM 400-475 (3L80-3L80HD) | GMO | 8623211 | 16.30 | |
| Roller, Low Clutch |
| THM 400-475 (3L80-3L80HD) | GMO | 7471002 | 45.39 | Contact Dealer for most current part and price information. Order By Thickness. |
| Bolt |
| THM 400-475 (3L80-3L80HD) | GMO | 8670757 | 8.48 | Order By Thickness. |
| Spacer |
| THM 400-475 (3L80-3L80HD) | GMO | 8626816 | 8.48 | Order By Thickness. |
| Plate |
| THM 400-475 (3L80-3L80HD) | GMO | 8679940 | 23.47 | Contact Dealer for most current part and price information. Order By Description. |