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Your Complete Drivetrain Parts Supplier

Highly Knowledgeable Staff

Our team is made up of experts in the drivetrain industry. With years of experience and in-depth technical knowledge, we provide you with reliable advice and solutions tailored to your needs.

Extensive Inventory

Whether you're looking for individual O-rings or entire rebuilt drive-train units, we have it all. Our vast selection ensures that you can find exactly what you need to keep your operations running smoothly.

Dedicated to Finding Hard-to-Find Parts

We understand the challenge of sourcing rare parts. That's why we go the extra mile to track down those hard-to-find components. With a wide network of resources, we ensure that you get the parts you need, when you need them.

We offer a wide selection of remanufactured units, including automatic transmissions, standard transmissions, transfer cases, and differentials. Additionally, we carry individual parts for each of these units, ensuring you have everything you need to keep your customer’s vehicle running smoothly. Whether you’re looking for complete units or specific components, we’ve got you covered!

High Torque is our state-of-the-art torque converter rebuilding facility. Opened in in 1988, it supplies top quality torque converters to our own shops, and to our customers. High Torque produces between 700 and 1000 converters per month, including models for industrial, racing and specialty applications.

Western Transmission is our 12,000 square-foot ATRA-certified transmission repair shop. The facility has 12 bays, 11 lifts, and 10 full-time expert transmission technicians ready to serve you.

Testimonials

  • They are the best at what they do, especially Brad in the torque converter shop.

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    Stephen Cook
  • I didn't actually have anything done here, which is what makes these guys so awesome! One of the guys there spent at least 30 mins with me (I had the check engine codes read and printed somewhere else). He looked at the codes and took the time to find the needed parts. He gave me some great advice on what my options were, and was extremely friendly. Fortunately I was able to drive my car down to Utah (where I live). If I'd had the time to stay up there, I would have had these guys do the work.

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    Jared Snow
  • Awesome work and service

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    Trent Petersen
  • My dealings with Idaho transmission warehouse exceeded my expectations, they were very friendly and more than willing to help answer my stupid questions help me out with convenience price and quality if I could give him 10 Stars I would. Corey at the repair shop goes above and beyond anything I'm sure that his pay grade requires he's very knowledgeable and more than willing to share his intelligence. I went there once my very first time I was referred by a good friend and mechanic friend of , and in turn I refer all my clients and Friends I am going back there this week for my transmission repair for my 2000 Dodge Cummins.

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    Chad Christensen
  • Best place for parts for transmissions

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    mark walburg
  • These guys know drivetrain! parts with a smile..

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    Bobby lee Saum
  • These guys are the best. Prices are good and the help is amazing. These guys make sure they get you what you need.

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    James Mccord
  • Always very professional and helpful. The best place in eastern Idaho for transmission parts.

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    Mike Tucker
  • Good inventory and fast shipping. Would use again.

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    Johnathan West

Get the Parts You Need—Fast and Reliable.

Whether you’re rebuilding a transmission, replacing a torque converter, or sourcing drivetrain parts for your shop, Idaho Transmission Warehouse is your trusted partner. With decades of experience, fast shipping, and expert support, we help you get the job done right—the first time.