Quality Differential Parts since 1982!
West Coast Differentials stocks Original Equipment (OEM) and aftermarket ring and pinion gear sets of the highest quality. OEM brands include Chrysler, Dana Spicer, Ford and American Axle. Aftermarket brands include Sierra Gear, Richmond Gear and US Gear.
Read more about our Ring & Pinion Gear Sets
Our complete line of light duty differentials includes stock open carriers, positraction and limited slip units for a little more traction, locking differentials for rock crawling and extreme conditions, and spools for racing and off road performance.
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We assemble our own complete differential rebuild kits made with the highest quality components available. Our rebuild kits are available as a Master Rebuild Kit with everything you need, a Basic Rebuild Kit for the professional service shop, a Pinion Rebuild Kit with just pinion components, and a Mini Rebuild Kit when you need everything except the bearings. We also have Spider Gear Kits and Transfer Case Kits.
Read more about our Differential Rebuild Kits
We carry a complete line of stock replacement axle shafts for light duty trucks, SUV’s, Jeeps and classic cars. We also carry a complete line of chromoly performance axles.
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Whether you need a thrust washer, a cross pin shaft or bolt, shims, ring gear bolts or just about anything else inside an axle housing, we have the parts you need.
Read More about our Small Parts
West Coast Differentials can build custom third members for Ford 8 or 9 inch, Toyota and Chrysler 8.75” differentials. We’ll put them together with any gear ratio, differential, housing and yoke you need.
Read more about our Third Members
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