Used pair of 31 spline axles for the 68 - 70 Cougar or Mustang, equipped with the Boss 302, 427 and 428 CJ engines all with 9 inch rear axles. Most all other vehicles used 28 spline axles. Short axle 27-1/16" inches long and long axle 31-1/8" inches long.
Ford part numbers C9OZ-4234-C and C9OZ-4234-D.
Ships with used bearing, bearing retainer plate, and 5 pressed in wheel studs.