D Series

High Efficiency & Low Fuel Consumption

The D series engine featuring high reliability and low fuel consumption is a lately-designed domestic mature engine with advanced technical indicators. The engine has torque reserve up to 40% and power range of 105 kW to 275 kW, and it complies with the China III off-road emissions standard and above.

The prototype of the D series engine is designed by SDEC together with AVL (Austria) based on domestic fuel quality and users’ habits. In 2005, SDEC carried out a reinforcing design and 4-valve upgrading in cooperation with Southwest Research Institute (SwRI of US) according to the American heavy-duty diesel engine standards. The redesigned D series engine is an environment-friendly power product that meets higher emission standards. So far, over one million units have been sold in the last 20 years.

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