AutomaticTransmission Rear Seal - Compatiblewith1969 - 1974 GMCK35/K3500 P...Automatic Transmission Rear Seal - Compatible with 1969 - 1974 GMC K35/K3500 Pickup Note: Position: Housing To Case O-Ring Square-Cut - Rear Bearing Retainer To Case O-Ring Compatible With or Fits: Note: Only Fits THM250C/M31 THM350C - 1973 - 1974...more