PACCAR PX6

Power 200 - 325 hp

Max Torque 520 - 750 lb-ft @ 1,600 rpm

Industry-leading reliability, quality and fuel economy are just a few of the superior aspects of the medium-duty PX6 engine from PACCAR. This engine is ideal for Class 6 or weight-limited Class 7 uses, designed to deliver the efficiency and durability needed to maintain lower fuel economy and operating costs while increasing productivity and reducing maintenance. With more than 670 authorized PACCAR dealers across all states and a 24/7 hotline for technical support, access to assistance and service is never far away. Each part in our PX6 engines, from after-treatment to air intake, has been carefully inspected and integrated ensuring reliability, efficient performance and longevity for the engine.


  • A true leader with the highest horsepower to weight ratio of any other engine in medium-class industry.
  • High pressure common rail installed in the fuel injection system, ensuring better fuel economy and lower operating costs.
  • Reliable PACCAR alternator with a brushless design produces 50% more power at idling speeds.
  • Engine design offers easier access to parts for routine maintenance checks and service, while maintenance intervals run longer to ensure a lower cost of operation.
  • Lowered combustion temperatures for optimized fuel economy and reduced emissions comes from the next generation exhaust gas recirculation system.