Metric Mechanic Inc. – BMW High Performance Engines, Transmissions, and Differentials

Over 40 years experience modernizing the drivetrain through innovation, design & engineering, has earned us the reputation of being the BMW Drivetrain Experts

Metric Mechanic Rally or Sport engines, Ultimate transmissions, and Variable or Adjustable Limited Slip differentials are all engineered and built with high performance and reliability for the driving enthusiast that wants to add excitement to their classic BMW.

Metric Mechanic takes an enlightened approach to "State of the Art" performance.

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