Ford 9´´ Rear End GM 55-57 - Complete

Complete, assembled Ford 9" rear axle with brackets for original spring mounts mounted and original track width. Tri-five Chevy. The rear axle is Posi Trac, 31 splines axles. 1310 yoke. New Ford Big bearings. The following options are available and included:

• 11"x2.25" drum brakes or 11.25" disc brakes. Also available disc brake kits with 4-piston calipers and 12.19" discs at additional cost.
• 3.00, 3.25, 3.50, 3.75, 3.89, 4.11, 4.56 gear ratio
• 5x4.5, 5x4.75 bolt pattern with 1/2" or 7/16" bolts (1/2" for Ford and 7/16" for Chevrolet standard unless otherwise noted)

Track width (hub-to-hub): 59-1/2" Housing width (flange-to-flange): 54-1/2"