HD Pro Alm Differential Case Kit 3.250 Ford 9in

The Strange HD Pro Aluminum Differential Case Kit 3.250 Ford 9-inch is a high-performance differential housing component engineered for heavy-duty rear axle assembly and high-horsepower street and competition applications. This aluminum case delivers the strength and precision required for reliable load distribution in modified Ford 9-inch and 9.5-inch differentials, making it the choice for builders and hot rod enthusiasts tackling serious power levels.

Specified with a 3.250-inch bore diameter, this differential case accommodates the correct pinion gear mesh and side gear clearances for the Ford 9-inch platform. The kit ships complete with depth shims, retainer plate, adjuster nuts, and pinion support bolts—all the hardware needed for proper installation and backlash adjustment. Natural aluminum construction provides excellent heat dissipation during sustained driving, critical for preventing differential fluid degradation under load. Weight of 23.85 lbs reflects the robust material thickness required for reliability in high-torque builds.

This component is essential for custom car builders, drag racing teams, and off-road enthusiasts rebuilding or upgrading a Ford 9-inch rear axle assembly. Whether assembling a street rod with modern V8 power, a dedicated track car, or a lifted truck running aggressive terrain, the differential case is the foundation upon which gear ratios, locker mechanisms, and torque handling depend. Strange Manufacturing's engineering and quality control ensure this case meets the precision tolerances necessary for smooth operation and long service life.

The Ford 9-inch platform remains the gold standard in aftermarket rear axle performance due to decades of proven design, wide parts availability, and genuine strength. A quality differential case like the Strange HD Pro is a non-negotiable foundation for any serious build targeting reliability and durability in high-output applications.