JK Elite ProRock 60/80 Axle Set 5.13 ARB 72.5 inch Width Dynatrac Drivetrain & Differentials - Differential Electronics 1966-1967 Buick Gran Sport

1966-1967 Buick Gran Sport

Series: SZ Series

Tripple LIP design

Cast C15453 or C15475

1981-1996 Ford F150 4WD

JK Elite ProRock 60/80 Axle Set 5.13 ARB 72.5 inch Width Dynatrac Drivetrain & Differentials - Differential Electronics 1966-1967 Buick Gran SportThe Elite ProRock XD60 80 Axle Set is designed specifically for large JK builds with very large tires, high performance engine swaps, superchargers, deep gear reduction, and transfer case ratios numerically higher than 4: 1. Features and Benefits: 3. 75 inch diameter, variable wall thickness tubing has the highest strength to weight ratio compared to any other light truck axle on the market. All HD suspension brackets are CNC laser cut and