This Dongfeng truck flywheel is an engine rotating component finished with dynamic balance treatment. It stores rotational energy to keep the engine running smoothly and stabilizes crankshaft rotation, reducing engine vibration during driving and relieving driver fatigue. Made of high-strength cast iron with outstanding heat resistance and wear resistance. The gear ring mounting surface and bolt holes are precision machined. Every flywheel undergoes 100% dynamic balance test before delivery to eliminate shaking. It is an essential replacement spare part for Dongfeng heavy truck engine overhaul.