Hydro-Gear ZC-APBB-3AMB-2PPX

Transaxle, Hydrostatic, Ezt

Replaces: Hustler 604128. Big Dog 604128

Fits on the following Models: Hustler 931741, 931881, 931899, 931998US, 932004US. Hustler Raptor. Big Dog Alpha with the OEM part #'s Listed.