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Home // Pressure Washer Accessories // Pumps and Manifolds // AR Pumps // AR Pump 1750RPM Replacement Pressure Washer Pump RKA45G40HN
AR Pump 1750RPM Replacement Pressure Washer Pump RKA45G40HN

AR Pump 1750RPM Replacement Pressure Washer Pump RKA45G40HN

Item #:RKA45G40HN
Regular Price:$399.17



Max GPM: 4.5
Max L/Min: 17
Max PSI: 4000
Max BAR: 275
Power EBHP: 12.5
Bore DIA MM: 18
Stroke MM: 13.8
Crankshaft ID Stamp: 2

140°F Max Water Temp
1/2F Inlet Thread
3/8F Discharge Thread
15 oz Oil Capacity

Repair Kits
Model Description Quantity
AR2864 Valves 6
AR2546 PistonsØ18 3
AR1857 Water SealsØ18 3
AR1855 Oil Seals 7
AR1829 Support RingsØ18 3



Special Parts/Kits

Model Description
AR2729 Rail Kit 5/8 (2 rails & 4 bolts)
AR2633 Rail Kit 1-3/4 (2 rails & 4 bolts)
AR2633H Rail Kit 2-5/8 (2 rails & 4 bolts)
U-Bracket/Kit Rail Kit 1-1/2 (2 rails & 4 bolts)
AR2809 Viton Water SealsØ18
AR42213 Kit for up to 180°FØ18 High Temp
AR64516 Oil (16 oz)


AR Pump 1750RPM Replacement Pressure Washer Pump RKA45G40HN