Detroit Locker CTR Circle Track Differential - Ford 9" (Ctr Only) - 1.32" Axle Shaft Diameter, 31 Spline - All Ring Gear Ratios (Except 2.72) Helmet Blower Rocker Switch Comes with a 3/4" dia

Comes with a 3/4" dia aluminum tube with screened pickup cup and a -12 AN fitting

1980-1981 Ford E-350 Econoline Club Wagon

1971-1974 Pontiac Grand Safari

The rubber and steel combination will withstand blowing out

Dragster / Altered

Detroit Locker CTR Circle Track Differential - Ford 9" (Ctr Only) - 1.32" Axle Shaft Diameter, 31 Spline - All Ring Gear Ratios (Except 2.72) Helmet Blower Rocker Switch Comes with a 3/4" diaThe Circle Track Racing (CTR) version of the Detroit Locker is made exclusively for left hand turn racing. By fine tuning the proven race technology of the Detroit Locker the Detroit Locker CTR is able to increase performance in Circle Track applications. It is engineered to allow the right wheel to differentiate while keeping 100% traction on the left wheel. The innovative new design allows for deeper turn entries and higher exit speeds. The ability