AR Pump 1750RPM Replacement Pressure Washer Pump XMA4G20N

Max GPM: 4
Max L/Min: 15.1
Max PSI: 2000
Max BAR: 140
Power EBHP: 5.5
Bore DIA MM: 18
Stroke MM: 13.2
Crankshaft ID Stamp: 3

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

Repair Kits

Model	Description	Quantity
AR1864	Valves	6
AR2544	PistonsØ15	3
AR2545	PistonsØ18	3
AR2741	Water SealsØ15	3
AR2747	Water SealsØ18	3
AR2785	Oil Seals	6
AR2740	Support RingØ15	3
AR2745	Support RingØ18	3

Special Parts/Kits

Model	Description
AR2729	Rail Kit 5/8” (2 rails & 4 bolts)
AR2633	Rail Kit1-3/4” (2 rails & 4 bolts)
AR2633H	Rail Kit 2-5/8” (2 rails & 4 bolts)
AR2776	Viton Water SealsØ15
AR2777	Viton Water SealsØ18
AR2817	For up to 180°FØ15 High Temp
AR42212	For up to 180°FØ18 High Temp
AR64516	Oil (16 oz)