Triangle Truck Parts

Your all around source for
any of your truck parts needs for 50+ years!


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Your all around source for
any of your truck parts needs for 50+ years!

Reduce your downtime during your truck fleet's maintenance - we set up and maintain your off-site stockroom so your repairs happen quickly!

Family Owned and Operated - putting our customers first to get you what you need in a quick and easy way!

A better transmission in San Gabriel Valley

At Triangle Truck Parts, we believe in providing the parts for excellent transmission maintenance for customers in Azusa, Covina, Baldwin Park and the entire San Gabriel Valley. Getting a transmission fluid change and transmission flush is crucial to the well being of your entire vehicle. Regular checks and transmission services is recommended by all vehicle manufacturers. With proper maintenance, your car not only lasts longer but runs better and stronger. At TTP we offer truck transmission parts for fluid changes, clutches, seals, and more. Our skilled sales team can provide of every part for your vehicle's transmission needs. Our team is made up of knowledgeable experts who not only know what they are doing, but will also be honest, friendly, and keep you informed every step of the way.

If you want quality transmission parts and supplies that you can trust, we are your parts retailer. Getting your transmission serviced should be just as important as getting a regular oil change. Changing your fluid results in better lubrication, reduced friction, and less heat. This will help your transmission work better for longer, and can help avoid unnecessary repairs. Visit us for all transmission parts or if you just want a custom vehicle part. We are here to help you in any way we can!

Transmisson Parts:

  • Fluids
  • Seals
  • Re-build kits
  • Internal components
  • Clutches
  • Fly wheels
  • Everything and more!