• (510) 527-6878
  • M-TH 7:30AM - 5:00PM & FRI 7:30AM - 4:30PM


United Transmission and Diff shop was established in 1975 and has built our shop’s reputation on HONEST QUALITY, DEPENDABILITY, and TRUSTWORTHY Transmission, Clutch, Differential Repair service. Our highly trained Technicians diagnose and correct transmission problems efficiently thus saving our customers money. This is why loyal return customers make up most of our current work load.

United Transmission is a family owned and operated Auto Repair Business. As such we realize the importance of not wasting money on unnecessary differential or transmission repairs. Our only goal is to repair your Auto Van or Truck Transmission for the least amount of money without COMPROMISING QUALITY. United Transmission is a COMPLETE POWERTRAIN PROFESSIONAL REPAIR SERVICE SHOP providing Clutch, Differential and Transmission Repair Service.


  • We are a local, family owned business with a reputation built on honest and reliable service
  • Our dependable, experienced technicians know how to handle a wide range of repairs
  • We offer a free road test and estimate
  • We offer free local towing** with major transmission repairs
  • We offer a free road test and estimate
  • We service most major foreign and domestic vehicle types.
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