Left Side Hydrostatic Transmission for Hustler 604128

Out of stock, please contact for ship date
Regular price $684.99 USD

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Brand new hydrostatic transmission. This unit is for the left side when sitting on the mower. Ships prefilled with oil. Please review compatibility section below before ordering.

Compatible part numbers:
  • Hustler 604128
  • Hydro-Gear ZC-APBB-3AMB-2PPX

Compatible model numbers:
  • Big Dog Alpha
Hustler Raptor:
  • 931881
  • 931899 52″ RAPTOR KAWASAKI FR691 (23HP)
  • 933077 52″ RAPTOR KAWASAKI FR691 (23HP)
  • 933382 36″ RAPTOR KAWASAKI FR541 (15HP)
  • 933937 42″ RAPTOR KOHLER 7000 SERIES W/SMART CHOKE (22HP)
  • 934414 52″ RAPTOR KOHLER 7000 SERIES W/SMART CHOKE (24HP)
  • 931998US
  • 932004US
  • 933408US
  • 934786 – HTRTRS042KOHKT725M
  • 934505US HTRTRS042KOHKT725U
  • 934513US HTRTRS052KOHKT735U
  • 934794 – HTRTRS052KOHKT735M
  • 935734 – HTRTRS036KOHKT610A
  • 935742 – HTRTRS042KOHKT725A
  • 935759 – HTRTRS052KOHKT735A
  • 935767US – HTRTRS036KOHKT610U
  • 935817 – HTRTRS052KOHKT735M
  • 937748 – HTRTRS042KAWFR651VA
  • 937755 – HTRTRS052KOHKT735A
  • 937763 – HTRTRS052KAWFR691VA
  • 937813 – HTRTRS052BASPROM44U7M
  • 937847 – HTRTRS042KAWFR651VM
  • 937854 – HTRTRS052KAWFR691VM
  • 938159 – HTRTRS036KOHKT610A
  • 938167 – HTRTRS042KOHKT725A
  • 938597 – HTRTRL052KOHKT735A
  • 938605 – HTRTRL052KAWFR691VA
  • 939165 – HTRTRL052BASPROM44U7M
  • 939223 – HTRTRL052KAWFR691VM
Raptor Limited:
  • 934802 – HTRTLS052KOHKT735M
  • 934893 52″ RAPTOR LIMITED KOHLER 7000 SERIES W/SC (24HP)
  • 936492 – HTRTLS052KAWFR691VA
  • 936500 – HTRTLS052KAWFR691VM
  • 937771 – HTRTLS052KAWFR691VA
  • 937862 – HTRTLS052KAWFR691VM
  • 938613 – HTRTLL052KAWFR691VA