1979 Ford F Series Trucks Driveshaft F-150 - Manual Trans. - 3 Spd. - M/D Trans. - Ford Trans. - 117.0 in. Wheelbase - w/ 1330 U-Joints; w/ Part Time Transfer Case - Overall compressed length is 51 in. from center of u/joint to center of u/joint. w/ part time transfer case. 1330 u/joint size guaranteed to replace your current 1979 Ford F Series Trucks Driveshaft F-150 - Manual Trans. - 3 Spd. - M/D Trans. - Ford Trans. - 117.0 in. Wheelbase - w/ 1330 U-Joints; w/ Part Time Transfer Case - Overall compressed length is 51 in. from center of u/joint to center of u/joint. w/ part time transfer case. 1330 u/joint size. 1979 Ford F Series Trucks Driveshaft comes new OEM 1979 Ford F Series Trucks Driveshaft aftermarket new 1979 Ford F Series Trucks Driveshaft of remanufactured 1979 Ford F Series Trucks Driveshaft F-150 - Manual Trans. - 3 Spd. - M/D Trans. - Ford Trans. - 117.0 in. Wheelbase - w/ 1330 U-Joints; w/ Part Time Transfer Case - Overall compressed length is 51 in. from center of u/joint to center of u/joint. w/ part time transfer case. 1330 u/joint size.