A worn or failed pump drive coupling is one of the most deceptively damaging faults on an excavator — when it lets go, it can cause sudden total pump failure and leave your machine dead on the job. We supply premium-grade, direct-replacement pump drive couplings engineered specifically for the Sany SY series lineup.
We stock a comprehensive range of coupling designs — including popular Centaflex (CF series), Bowex, and flanged rubber element styles — tailored to specific Sany excavator configurations.
Whether you need a complete coupling assembly or just the replacement rubber element, we can supply the exact fit for your machine.
Give our technical parts experts your Sany excavator model, machine serial number, or engine model — and we'll pull the exact direct-fit coupling assembly or replacement element straight from our inventory for immediate dispatch.