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Peterbilt Motors Company announces the expansion of powertrain options including all wheel drive (AWD) capabilities with the PACCAR PX-8 engine, providing customers additional power and torque for enhanced off-road versatility and maneuverability in challenging environments. “The PACCAR PX-8 engine partnered with all wheel drive provides customers maximum power and performance for utility, municipality and vocational applications,” said Bill Jackson, PACCAR vice president and Peterbilt general manager. “The combination also provides enhanced fuel economy, durability and overall low cost of operation.” The PX-8 engine with all wheel drive capabilities is available in Peterbilt Models 337 and 348. The Model 337 is available in both truck and tractor configurations with a GVW of 11 800 to 15 875 kg. The Model 337 can be specified to meet the needs of any application and delivers a strong combination of quality, comfort and productivity. The Model 348 represents a multi-dimensional performer with a GVW between 15 875 to 30 000 kg and optional capacity ratings to suit almost any specialty vocation. It is available with 5450 to 7250 kg front axle ratings, is available in both truck and tractor configurations and can be specified to meet virtually any application. Both the 337 and 348 all wheel drive models are also available with the PACCAR PX-6 and either Fuller manual or Allison automatic transmissions.
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Peterbilt Expands Powertrain Options for Medium Duty All Wheel Drive Vehicles
Optimized for Peterbilt’s Class 7 chassis, the PACCAR PX-8 engine is a robust performer with a horsepower rating of up to 350 hp and up to 1,000 lb ft of torque providing increased throttle response and acceleration. This premium 8.3 l, six-cylinder engine offers two engine braking systems. A variable geometry turbo provides standard engine braking up to 125 hp, and an optional compression brake provides incremental braking horsepower.
