CCC PARTS Gear-Main C/S Part No: TDA3892S5479
$220.01
The TDA3892S5479 main countershaft gear is a rugged manual transmission component designed to replace worn or noisy countershaft drive gearing. Manufactured to CCC PARTS specifications and supplied by Wofford Truck Parts, it features accurate tooth geometry and durable heat-treated construction to handle high torque and continuous duty. Commonly used across Meritor/Rockwell 9-, 10-, and 13-speed manual transmission families, it’s ideal for rebuilds and driveline performance restoration.
Specifications
Engineered for heavy-duty highway and vocational applications, TDA3892S5479 (OEM 3892S5479) installs as a direct-fit main countershaft/countershaft drive gear in compatible Meritor/Rockwell manual transmissions. It maintains proper countershaft timing and gear-train engagement under load, helping reduce chatter, heat, and uneven wear that come from pitted or chipped gears. This gear is frequently referenced for 10-speed overdrive countershaft drive applications within Rockwell/Meritor transmission families, making it a dependable choice for professional transmission overhauls. Sold by Wofford Truck Parts.
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