Manual Transmission Rebuild Kits

Manual Transmission Rebuild Kit, Muncie, M-20, M-21, M-22, 1 in. Countershaft, GM 66-72, Kit

Part Number: SUM-705100

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

• Free Shipping

Transmission Rebuild Kit, Muncie, M-21, M-22, 1 in. Countershaft, Kit

Part Number: MGR-T297RAHDMK

4.33 out of 5 stars ( 9 )

Estimated Ship Date: Monday 2/9/2026

• Free Shipping

Manual Transmission Rebuild Kit, Muncie HD Four Speed, Includes Syncro Rings, 26-Spline, 1 in. Countershaft, Muncie M-21, M-22, Kit

Part Number: SPZ-74207

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Manual Transmission Rebuild Kits, Replacement Components, Small Parts Kit, Chevy, Muncie M-20, Muncie M-21, Muncie M-22, Kit

Part Number: MGR-SP297-50A

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/9/2026