This transmission rebuild kit is for a GMC or Chevy with the 3 Speed Muncie 318 Light Duty Manual Transmission for years 1950-69 You can identify this transmission by its 4 bolt side cover. This is a rear wheel drive 3 speed manual transmission without overdrive. This transmission was used in cars, trucks and vans. This kit includes all New Bearings, Seals, Gaskets, and Small Parts Kit.