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Torq-Line is the value-oriented aftermarket brand of AxleTech. The Torq-Line approach is “Powerful value and performance”, which emphasizes our commitment to providing quality drivetrain products that are value-oriented and maximize operating cost efficiency. Backed by AxleTech, Torq-Line parts benefit from the company’s established engineering expertise and global distribution network.

Truck Trailer Transit

Truck Trailer Transit, or TTT, is a division of AxleTech that focuses on servicing the coach and bus industry. TTT is the preferred choice of major transit authorities in North America and provides high quality OE and aftermarket drivetrain components. The TTT product line consists of custom brake maintenance kits, heavy-duty brake shoes, severe duty spring brake and service chambers, disc brake replacement components, and electronic components, such as event data recorders. We use our extensive expertise to educate customers in foundation brake function and troubleshooting, and we work with our customer to identify custom brake kits and solutions for their needs. To view our TTT Brake Product Catalog, click here.

US Gear

US Gear was founded in 1963 and became part of AxleTech in 2008. US Gear manufactures high performance ring and pinions for racing and car enthusiasts, as well as heavy-duty gears to support the AxleTech product line for commercial and defense applications. All manufacturing processes take place at our facility in Chicago, Illinois, including comprehensive gear analysis and development, duplex gear cutting, and heat treating. With over 55 years of qualified engineering expertise, US Gear is one of the leading independent gearing manufacturers in the country. High quality gears made with pride in the USA. For more information about US Gear, please visit To view our 2019 US Gear Product Catalog, click here.