| PART NUMBER | MATERIAL | RING GEAR | UNBALANCE | APPLICATION |
| M-6375-A50 | Stamped Steel | 164-Tooth | 50 oz.-in. | Fits 1981-01 5.0L engine with AOD or C-4 trans. with large bellhousing. Will not Fit C-6. |
| M-6375-G302 | Stamped Steel | 164-Tooth | 28 oz.-in. | Fits 289/302/351W,C,M with large bellhousing C-4 trans. and AOD. |
| M-6375-H46 | Stamped Steel | 164-Tooth | 0 Balance | Fits 4.6L/5.4L 8-bolt crankshaft with HP 11.25" 4R70W torque converter. |