Gear Spare Part

At Yantai Dayun Machinery Parts, we've been supplying hard-wearing gear parts to construction machine repair shops and fleet owners for more than a decade. Many customers come to us not for a full gearbox, but for the single precision component that can save them time and cost on a rebuild. That's where our gear spare part range comes in.

Our gear parts are made to fit the drive and rotating systems of mid-to-large excavators used in real job site conditions. Each excavator gear replacement part is machined to match the original assembly dimensions, so they install cleanly without adjustment. We focus on strong, wear-resistant materials that hold up under continuous load, so you don't face repeated failures after a repair.

Every gear we supply goes through basic dimensional and finish inspection before packing. We don't use generic or untested parts - our selection is built around what actual repair technicians need most. Whether you're servicing a travel drive system or a swing mechanism, these parts support reliable torque transfer and stable operation over time.