1980 GMC Jimmy Driveshaft Manual Trans. - 3 Spd. - 162T Trans. - Tremec Trans. - Measures 23 7/8In. center of u/joint to center of u/joint - Front guaranteed to replace your current 1980 GMC Jimmy Driveshaft Manual Trans. - 3 Spd. - 162T Trans. - Tremec Trans. - Measures 23 7/8In. center of u/joint to center of u/joint - Front. 1980 GMC Jimmy Driveshaft comes new OEM 1980 GMC Jimmy Driveshaft aftermarket new 1980 GMC Jimmy Driveshaft of remanufactured 1980 GMC Jimmy Driveshaft Manual Trans. - 3 Spd. - 162T Trans. - Tremec Trans. - Measures 23 7/8In. center of u/joint to center of u/joint - Front.