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Custom High Performance Drive Shafts, Automobile Drive Shafts, Truck Drive Shafts, Repaired, Balanced & Straightened. Axles & Differential Service & Repaired. Now Offering Truck & Auto Transmission Service, Rebuilding & Repairs.

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Come down to our shop today or call and schedule a service time that’s convenient for you. We’re always ready to get you back out on the road.

Differential , Axle & Transmission Service & Repair

 serving San Antonio, TX since 1958.

Welcome to CT Thrash Differential & Axle Service where we have specialized in differentials, axle service and drive shafts since 1958. Our number one priority is customer satisfaction and safety. We take great pride in our work and it shows in the results.

Charlie Thrash AKA The Driveshaft King has been doing business since 1958 at 4838 West Ave. Charlie has been working on all types of vechicles and high auto performance race cars (muscle cars). He started working from his home garage on the Southside and was later employed at Sears. He has done extensive custom work for hotrod clubs beyond the United States.

We guarantee all of our work for three months as long as you keep the receipt. We use top quality Universal Joints by Spicer and other top-quality brands to ensure you stay on the road for a long time. Our mission is to keep you safe while driving your vechicle. We also press bearings. We use top quality machinery such as our Axline Shaftmaster to balance and calibrate your driveshaft.

By using this method Our Differential /Rear End specialist use the latest technology to offer you the most innovative solutions. Steel & Aluminum Driveshafts and custom-made driveshafts are available and most likely can be done in one day!

Our beliefs here at CT Thrash Differential & Axle Service are simple. We believe in unsurpassed customer service, quality work, reasonable rates and absolute customer satisfaction. We know that you have a choice in choosing an auto mechanic and we’d like to thank you in advance for choosing us.

Whether you are looking for Axle Service, Differentials or Drive Shafts in San Antonio and throughout South Texas we can help! We carry the highest quality parts & calibrating equipment to complete even the toughest high performance jobs. Call or stop by our shop today. Charlie Thrash & our staff is looking forward to working with you!

* NO affliation with other companies that are using the last name Thrash.

Call Us Today At ♦ (210) 340-8900

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Contact Information

4838 West Ave
San Antonio, TX 78213

* NO affliation with other companies that are using the last name Thrash



We are located near 410 and West Ave about 3 blocks away from the intersection.

Servicio de barra cardian: diferrential y flecha.

Click HERE for Map

Phone: 210-340-8900

Owner Charlie Thrash

Operations Mgr. Laura Martinez

Monday-Friday 8:30 am-5:30 pm

Saturday - Closed

Sunday - Closed

Customer Inquiries

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