Designed from the ground up to work seamlessly with PACCAR MX engines and axles, the new 12-speed automated transmission completes a major advancement in powertrain performance, productivity, efficiency, driveability and return on investment.
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The PACCAR 40K tandem axle is the industry’s premier line haul axle. Innovative technologies and advanced manufacturing processes deliver a fuel efficient, light weight design resulting in a lower cost of ownership.
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Raising the standard of durability, reliability, and performance.