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Peterbilt Launches Model 320 Hydraulic Hybrid, Full Lineup of Natural Gas Powered Vehicles

Green Car Congress

Components of the Eaton heavy-duty hydraulic launch assist (HLA) system. The Eaton HLA system in the truck. Results provide up to a 30% improvement in fuel economy, 30 to 40% reduction in emissions and more than a 50% reduction in break wear when operating in fuel economy mode. Click to enlarge. Model 320 Hybrid.

Peterbilt 230