11/30/2023 0 Comments Off road fighter![]() ![]() Power is sent to a 10-speed automatic transmission before finding its way to a locking rear differential. What we learn while racing informs everything from future performance parts and accessories to GM Defense projects and production vehicle changes.”Īll-terrain, 35-inch Goodyear Duratrac tires are fitted to the race truck along with a 420-horsepower, 6.2-liter V8. "That makes off-road racing a valuable testbed to evaluate new components. "Off-road racing is just brutal on vehicles, and a single race puts more wear and tear on trucks than most vehicles will experience in years,” said Mark Dickens, chief engineer for Chevy's government programs, performance variants, parts, and motorsports.
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