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Replacement 3501 to 4000 PSI Pressure Washer Pumps

Revive your high-output pressure washer with 3501 to 4000 psi hydraulic-driven pressure washer pumps from PWOutlet.com. If you have a machine that uses a coupler, gearbox or belt drive, it should work with one of our 3501 to 4000 psi solid-shaft pressure washer pumps. For direct-drive power, check out our selection of 3501 to 4000 psi hollow-shaft pressure washer pumps with built-in engine flanges. The 3501 to 4000 psi horizontal-shaft pressure washer pumps fit the majority of applications, and we also have a few 3501 to 4000 psi vertical-shaft pressure washer pumps that mount to the underside of vertical-shaft engines.


Not sure which pump you should buy? Use our pump selector assistant to narrow your choices. If you have any problems with fitment, you can return your pump within 30 days of purchase.

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KARCHER 4000 PSI PRESSURE WASHER PUMP Karcher 4000 PSI Pressure Washer Pump

KARCHER 1" HORIZONTAL SHAFT REPLACEMENT PUMP
4000 PSI | GAS ENGINE FLANGE

AAA 530016 Horizontal Triplex Pump AAA Pressure Washer Pump 530016 (90037)

2.5 GPM | 3600 PSI

Our Price: $288.50
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AAA DWD2536Horizontal Triplex Pump AAA Pressure Washer Pump DWD2536 (90037)

2.5 GPM | 3600 PSI

Our Price: $288.50
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AAA DWD2536Horizontal Triplex Pump AAA Pressure Washer Pump DWD2536 (90037)

2.5 GPM | 3600 PSI

Our Price: $288.50
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COMET DWD-K 2530 Horizontal Triplex Pump Comet Pressure Washer Pump DWD-K 2530

2.5 GPM | 3000 PSI

Our Price: $288.50
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AAA 90037 Horizontal Triplex Pump AAA Pressure Washer Pump 90037

2.5 GPM | 3700 PSI

Our Price: $288.50
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AAA 4300059 Horizontal Triplex Pump AAA Pressure Washer Pump 4300059 (90037)

2.5 GPM | 3600 PSI

Our Price: $288.50
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AAA 4300017 Horizontal Triplex Pump AAA Pressure Washer Pump 4300017 (90037)

2.5 GPM | 3700 PSI

Our Price: $288.50
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AR TRIPLEX PRESSURE WASHER PUMP RRV4G36D-F24 AR RRV4G36D-F24 Triplex Pressure Washer Pump

4.0 GPM | 3600 PSI | 3400 RPM | 1” HOLLOW SHAFT | GAS ENGINE FLANGE

Our Price: $332.50
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AR TRIPLEX PRESSURE WASHER PUMP RRV4G40HD-F24 AR RRV4G40HD-F24 Triplex Pressure Washer Pump

4.0 GPM | 4000 PSI | 3400 RPM | 1” HOLLOW SHAFT | GAS ENGINE FLANGE

Our Price: $332.50
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AR TRIPLEX PRESSURE WASHER PUMP RRV3G36D-F24 AR RRV3G36D-F24 Triplex Pressure Washer Pump

3.0 GPM | 3600 PSI | 3400 RPM | 1” HOLLOW SHAFT | GAS ENGINE FLANGE

Our Price: $342.50
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AR RRV3.5G36D-F24 1” Horizontal Pump AR RRV3.5G36D-F24 Triplex Pressure Washer Pump

3.5 GPM | 3600 PSI | 3400 RPM | 1” HOLLOW SHAFT | GAS ENGINE FLANGE

Our Price: $342.50
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VIPER VV3G36G Triplex Pressure Washer Pump VIPER VV3G36G Triplex Pressure Washer Pump

3.0 GPM | 3600 PSI | 1" HOLLOW SHAFT | GAS ENGINE FLANGE

Our Price: $342.50
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AR Triplex Pressure Washer Pump AR RSV4G40D-F40 Triplex Pressure Washer Pump

4.0 GPM | 4000 PSI | 1” HOLLOW SHAFT | GAS ENGINE FLANGE | BUILT IN UNLOADER VALVE

Our Price: $344.50
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(1)
AR RSV4G40HD-F40EZ Pressure Washer Pump AR RSV4G40HD-F40EZ Triplex Pressure Washer Pump

4.0 GPM | 4000 PSI | 1” HOLLOW SHAFT | GAS ENGINE FLANGE | BUILT IN UNLOADER VALVE

Our Price: $344.50
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AR TRIPLEX PRESSURE WASHER PUMP RSV3.5G40D-F40 AR RSV3.5G40D-F40 Triplex Pressure Washer Pump

3.5 GPM | 4000 PSI | 1” HOLLOW SHAFT | GAS ENGINE FLANGE | BUILT IN UNLOADER VALVE

Our Price: $344.50
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(2)
AR RSV4G40HD-F40EZ Pressure Washer Pump AR RSV4G40B Triplex Pressure Washer Pump

4.0 GPM | 4000 PSI | 1” HOLLOW SHAFT | GAS ENGINE FLANGE | BUILT IN UNLOADER VALVE

Our Price: $344.50
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(1)
AR RSV4G44 Pressure Washer Pump AR RSV4G44 Triplex Pressure Washer Pump

4.0 GPM | 4000 PSI | 1” HOLLOW SHAFT | GAS ENGINE FLANGE | BUILT IN UNLOADER VALVE

Our Price: $344.50
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Pressure Washer Pump Pump Model 8.754-327.0

3.2 GPM | 3600 PSI | 1" HOLLOW SHAFT | GAS ENGINE FLANGE

Our Price: $352.50
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AAA 10.0GA13 Hollow-Shaft Power Washer Pump AAA Pressure Washer Pump 10.0GA13 (90038)

3.5 GPM | 3800 PSI | 1" HOLLOW SHAFT | GAS ENGINE FLANGE

Our Price: $354.50
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AAA 9.4GA13 Triplex Pressure Washer Pump by FNA Group AAA Pressure Washer Pump 9.4GA13 (90039)

3.3 GPM | 4000 PSI | 1" HOLLOW SHAFT | GAS ENGINE FLANGE

Our Price: $354.50
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(4)
AAA 9.4GA13 Triplex Pressure Washer Pump by FNA Group AAA Pressure Washer Pump 9.4GA13 (90039)

3.3 GPM | 4000 PSI | 1" HOLLOW SHAFT | GAS ENGINE FLANGE

Our Price: $354.50
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AAA 530012 Triplex Pressure Washer Pump by FNA Group AAA Pressure Washer Pump 530012 (90039)

3.3 GPM | 4000 PSI | 1" HOLLOW SHAFT | GAS ENGINE FLANGE

Our Price: $354.50
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AAA 930010 Hollow-Shaft Power Washer Pump AAA Pressure Washer Pump 930010 (90038)

3.5 GPM | 3800 PSI | 1" HOLLOW SHAFT | GAS ENGINE FLANGE

Our Price: $354.50
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AAA 10.0GA13 Hollow-Shaft Power Washer Pump AAA Pressure Washer Pump 530010 (90038)

3.5 GPM | 3800 PSI | 1" HOLLOW SHAFT | GAS ENGINE FLANGE

Our Price: $354.50
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AAA 4300010 Hollow-Shaft Power Washer Pump AAA Pressure Washer Pump 4300010 (90038)

3.5 GPM | 3800 PSI | 1" HOLLOW SHAFT | GAS ENGINE FLANGE

Our Price: $354.50
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AAA 530060 Hollow-Shaft Power Washer Pump AAA Pressure Washer Pump 530060 (90038)

3.5 GPM | 3800 PSI | 1" HOLLOW SHAFT | GAS ENGINE FLANGE

Our Price: $354.50
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AAA 90038 Hollow-Shaft Power Washer Pump AAA Pressure Washer Pump 90038

3.5 GPM | 3800 PSI | 1" HOLLOW SHAFT | GAS ENGINE FLANGE

Our Price: $354.50
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AAA 90039 Triplex Pressure Washer Pump by FNA Group AAA Pressure Washer Pump 90039

3.5 GPM | 4000 PSI | 1" HOLLOW SHAFT | GAS ENGINE FLANGE

Our Price: $354.50
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