Bull Built Differentials excels because of a comprehensive knowledge of differential setup and an understanding of the nuances of all applications. This is the result of years of dedicated hands-on experience and a willingness to continually learn.

For a quote on your repair or project please call, email, or send a message through our online form. Provide the year, make, and model of the application and description of the problem or project. Additional information may be needed to identify your differential or the compatible parts, such as VIN, gear ratio, number of cover bolts, OEM equipped locking differential or limited slip, etc. We will provide a written estimate with as much accuracy as possible.

Bull Built Differentials specializes in all aspects of differential repairs and upgrades including, but not limited to:

  • Diagnosis and repair
  • Bearing overhauls
  • Gear installs and ratio changes
  • Limited slip & locker installs
  • R&R of press-on axle bearings (including common Toyota applications)
  • R&R of front axle and driveshaft u-joints
  • Limited slip rebuilds
  • Custom housings and rear-end narrowing
  • Custom 3rd member and IFS/IRS builds* (3rds and IFS/IRS housings can be shipped!)

    *Your good condition useable core may be required as some applications are limited in availability

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