Features: 1.Fittment:Fit for ZT2800, ZT3100, ZT3400, G700 Series Hydro Gear Hydraulic Transmissions. Replacement part number: # Hydro-Gear 72274, Hydro-Gear 71411, Scag HG71411, Scag HG72274 and Scag PXHG72274. 2.Material:Made of high quality copper and rubber material. Heat resistance, not easy to deform. Comes with 1 charger cover, 2 gerotors, 2 screws, and 1 O-ring. Direct replacement for the old or broken part to ensure the proper operation of the charger pump. Solve the leaking problem of the charger pump. .