Quality Differential Parts since 1982!

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Third Member Differentials

Custom-Built Differential Third Members

West Coast Differentials builds custom Third Members for Ford 8 or 9 inch, Toyota and Chrysler 8.75” differentials. Our experienced technicians will assemble your drop-out with any available ring & pinion gear ratio, differential, housing and yoke. Most will be assembled and shipped not later than one day after you place your order.

For more information including pricing, applications and options available, contact our staff of differential experts. We are available from 8am to 5pm Pacific Standard Time, Monday thru Friday.

Chrysler 8.75" Third Member

Chrysler 8.75”

Chrysler 8.75” Third Members can be built with used 741, 742, or 489 housings or new Nodular 489 housings. These drop-outs can be assembled with the gear ratio, differential and yoke of your choice.

 Ford 9" Third Members

Ford 8” or 9”

Ford 9” Third Members can be built with a wide range of housings, gear ratios, differentials, pinion supports and yokes. Ford 8” dropouts are rebuilt in used housings with the gear ratio and differential of your choice.

Toyota Third Member

Toyota

Toyota Third Members are available for 4 and 6 cylinder and Landcruiser applications. We can build your Toyota drop-out with the gear ratio, differential, and yoke of your choice.

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

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Chrysler Third Members

Chrysler 8.75” Third Members

Chrysler 8.75” Third Members can be built with used 741, 742, or 489 housings or new Nodular 489 housings. These third members can be assembled with the gear ratio, differential and yoke of your choice.

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Products Available for the Following Axle Assemblies:

AMC:
  • AMC Model 20
  • AMC Model 35
TOYOTA:
  • Toyota 7.5”
  • Toyota 8”
  • Toyota Landcruiser
  • Toyota Tacoma
  • Toyota Tundra
CHRYSLER:
  • Chrysler 7.25”
  • Chrysler 8.25”
  • Chrysler 8.75”
  • Chrysler 9.25” Rear
  • Chrysler 9.25” Front
  • Chrysler 10.5”
  • Chrysler 11.5”
DANA SPICER:
  • Dana 30 ™
  • Dana 35 ™
  • Dana 44 ™
  • Dana 50 ™
  • Dana 60 ™
  • Dana 70 ™
  • Dana 80 ™
FORD:
  • Ford 7.5”
  • Ford 8”
  • Ford 8.8”
  • Ford 9”
  • Ford 9.75”
  • Ford 10.25”
  • Ford 10.5”
GM:
  • 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”