Fenner Stone Hydrylac Pump Motor - Dell Maxon Waltco Liftgates Sno-Way Snow Plows 12V
Replacement 12V electric pump motor for liftgate and snow plow hydraulic systems. Cross-references Fenner Stone 1175-AC, 1185-AC, 1785-AC, 1787-AC, 1789-AC, 1931-AC, 1997-AC, Waltco 70391100, 70392800, 70392900, Prestolite 46-4048, 46-4229, MUE-6114S, MUE-6212, Maxon 222423, 226578, 226579, Anthony A150265, and W-9787. Features clockwise rotation, 12.2mm 9-spline shaft, 5/16-24 terminal, double ball bearing construction, and standard duty design. Fits Waltco, Dell, Maxon liftgates, Sno-Way, Boss, Hiniker, Northman snow plows, and Fenner Stone Hydrylac pump units. Produces 1.7kW (2.28 HP).

OEM PART NUMBERS:
Waltco: 70391100 / 70392800 / 70392900
Fenner Stone: 1175-AC / 1185-AC / 1785-AC / 1787-AC / 1789-AC / 1931-AC / 1997-AC / 4142-AC
Prestolite: 46-4048 / 46-4229 / MUE-6114 / MUE-6114S / MUE-6212
Maxon: 222423 / 226578 / 226579
Anthony: A150265
Delamerica: 25163 / 25169
Leyman: P46340 / Venco: 13850 / Tommy Lift: 42 FENNER
W-9787 / W-9789 / W-8989 / D-6000 / DCM-0013 / T-8789

SPECIFICATIONS:
Voltage: 12V
Rotation: CW (Clockwise)
Power: 1.7kW / 2.28 HP
Shaft OD: 12.2mm (0.480 in) - 9 Straight Splines
Terminal: 5/16-24 (1 Post)
Field Housing OD: 113.8mm / 4.480 in
Overall Length: 195mm / 7.677 in
Bearings: Double Ball Bearing
Type: Standard Duty
Weight: 18 lbs
Condition: New

APPLICATIONS:
Waltco / Dell / Maxon / Leyman Truck Liftgates
Sno-Way / Boss / Hiniker / Northman Snow Plows
Fenner Stone Hydrylac Hydraulic Pump Systems
Anthony Liftgate Applications

⚠️ Verify OEM part number from your original unit before ordering to ensure proper fitment.