This listing is for one Dexter 12-1/4" x 4" 10,000lb HD (7 bolt flange) Left hand electric brake. Self-adjusting design keeps shoes properly aligned for longer-lasting brake that requires less maintenance. Mounts with 7 bolts (not included). » Was redesigned with forward self-adjusting feature in June 1996.
» Was redesigned with a cast backing plate in May 2000 replacing the stamped version. Fits Dexter 10,000lb HD axles(with cast backing and 7 bolt flange). For use with a 12 1/4" inside diameter and 4" deep drum.
Left hand(driver's side). Complete assembly ready to install. To determine the size of the brake, you need 2 measurements.The first is the diameter of the brake(D). The second is the width of the shoe(W). It is good to take note of how many mounting bolts the brake has.