Quality Differential Parts since 1982!


Differential and Axle Products

Ring & Pinions

Ring and Pinion Gear Sets

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

Eaton Limited Slip Differential


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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Master Rebuild Kit

Differential Rebuild Kits

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

Axle Shafts

Axle Shafts

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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Differential Small Parts

Differential Small Parts

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

Chrysler 8.75" Third Member

Third Members

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

2015 Product Catalog

Click the thumbnail above to view our current catalog online or Download a PDF copy and save it on your computer for offline viewing

eNews & Updates

West Coast Differentials 30 Years

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Products Available for the Following Axle Assemblies:

  • AMC Model 20
  • AMC Model 35
  • Toyota 7.5”
  • Toyota 8”
  • Toyota Landcruiser
  • Toyota Tacoma
  • Toyota Tundra
  • Chrysler 7.25”
  • Chrysler 8.25”
  • Chrysler 8.75”
  • Chrysler 9.25” Rear
  • Chrysler 9.25” Front
  • Chrysler 10.5”
  • Chrysler 11.5”
  • Dana 30 ™
  • Dana 35 ™
  • Dana 44 ™
  • Dana 50 ™
  • Dana 60 ™
  • Dana 70 ™
  • Dana 80 ™
  • Ford 7.5”
  • Ford 8”
  • Ford 8.8”
  • Ford 9”
  • Ford 9.75”
  • Ford 10.25”
  • Ford 10.5”
  • GM 55 Passenger
  • GM 55 Truck
  • GM Corvette
  • GM 7.25” Front Differential
  • GM 7.5” and 7.625”
  • GM 8”
  • GM 8.2”, GM 8.25” Front Differential
  • GM Camaro, Pontiac G8, GTO
  • GM 10 Bolt 8.5” and 8.625”
  • GM 12 Bolt Passenger
  • GM 12 Bolt Truck
  • GM 9.25” Front Differential
  • GM 14 Bolt 9.5”
  • GM 14 Bolt 10.5”
  • GM 14 Bolt 11.5”

Contact Info

  • West Coast Differentials
  • 2429 Mercantile Drive Suite A
  • Rancho Cordova, CA 95742
  • Toll Free: 800-510-0950
  • Tel: 916-635-0950
  • Fax: 916-635-1105

We Make the Difference

  • At West Coast Differentials we are committed to making your experience with us totally enjoyable. We think top-notch customer service is the most important thing we do. By asking ourselves what makes us different than other companies, our answer is that we deliver the level of customer service that other companies only promise.