Product Description
The Hydro-Gear ZL-GPEE-SC5H-1MXX is a genuine OEM ZT-3100 integrated hydrostatic transaxle designed for heavy-duty residential and light commercial zero-turn mowers. Engineered for smooth hydrostatic operation, dependable torque, and long service life, the ZT-3100 features a high-efficiency axial piston pump, integrated charge pump, external spin-on oil filter, and durable internal gearing. Manufactured to original Hydro-Gear specifications, this transaxle restores factory performance and reliability.