Worlds best transmissions with the best warranty and the FEWEST returns!

Handmade with loving (and power-hungry) hands.

You've put a lot of love into your ride. It's not just a hobby, this thing is your baby. We know how you feel, and Gearstar takes the same level of care with your high performance transmission as you have with the rest of your car or truck, which is one reason that over 50% of our business comes from referrals and repeat customers. Each Gearstar high performance transmission is built to your exact specifications from start to finish by one of the industry's top expert technicians using only the best US made performance parts available.