Items Included: Bearing Retainer This input bearing retainer/ snout / quill fits 1964-1974 GM Muncie M20, M21 & M22 aluminum 4 speeds. M20, M21 & M22. 64-74 Muncie Aluminum 4 Speed. The aluminum Muncie car 4 speeds do not use a seal in the retainer Manufacturer Part Number: RSG297-IPBR-64-74, Brand: RIVERSIDEGEAR, Gear Count: NA, Type: 4 Speed Transmission Ersatzteil 3915020 4 Speed Bearing Retainer GM 3915020 Replacement Muncie 4-Speed Front Bearing Retainer For M20/M21/M22 Transmissions (1964-1974 GM) Muncie Performance & Racing Parts Longines Box Fitment Type: Direct Replacement