Legacy HD Pumps

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Introducing the next wave in heavy-duty high-pressure pumps, the Legacy HD pump. Premium long-life components and new design features make the Legacy pump a standout among other high-pressure pumps for belt drive or direct drive. Tests prove it will hold up better in rugged working conditions.

Need to maintain or repair your pump? Check our repair kits section.

Download Pump Selection Guide for Belt Drive Units (812 KB)

Download Pump Selection Guide for Direct Drive Units (816 KB)

Download Pump Cross Reference / Comparison Chart (818 KB)

All Pumps have 5 Year Limited Warranty; manufactured in Italy. More information on heavy-duty Legacy Pumps.

The Most Durable Pump on the Market

Take the Legacy HD Pump Durability Challenge!
We believe the Legacy HD Pump is the strongest, most durable pump in the market. We've tested the pump in extreme conditions and are confident in its strength and performance. We ran the pump dry in separate tests for 24 hours, and the pump showed no sign of wear.
We challenge you to try the new Legacy HD Pump. Run the pump dry. Run it bypass. Take it apart and look how well it holds up. The Legacy HD holds up in extreme conditions. Imagine how it will perform with everyday regular use.

Legacy HD Direct Drive Pumps — GE Series

High-pressure Legacy HD pumps are the strongest and most durable pumps in the market. These heavy-duty Legacy HD pumps are designed and engineered exclusively for pressure washers.

Features:

• Designed and engineered exclusively for pressure washers
• Five year limited warranty
• Forged brass manifold with an exclusive lifetime warranty
• Large capacity, die-cast, anodized aluminum oil-bath crankcase
• Aluminum two piece connecting rods with lubrication channels for maximum life
• Heavy-duty crankcase bearings
• Stainless steel inlet and discharge valve assemblies
• Forged valve caps with recessed O-rings to withstand high pressures
• Dacromet® coated manifold bolts for superior corrosion resistance
• Precision oil dipstick for proper ventilation of crankcase
• Flanged for direct couple to electric motor (56C)
• Long life seals

Specifications:

• Maximum inlet pressure: 125 PSI
• Maximum inlet vacuum: Flooded
• Crankcase oil capacity: 14 oz.
• Maximum fluid temperature: 185 °F
• Inlet port thread: 1/2-14 BSPP-F
• Discharge port thread: 3/8-19 BSPP-F
• Shaft: 5/8" Hollow diameter (3/4"Hollow for SM-GE3525F.1)
• Weight: 17 lbs.
• Dimensions: 8.5 L x 7.5 W x 6.5 H

SKU	MODEL	GPM	PSI	HP	SPEED	BORE	STROKE	PRICE
SM-8.904-933.0	GE2020F.1	2	2000	3	3400	15mm	4.6mm	$332.90
SM-8.904-934.0	GE2020S.1	2	2000	3	1725	18mm	5.6mm	$318.20
SM-8.904-936.0	GE2825F.1	2.8	2500	5	3400	15mm	7mm	$314.50
SM-8.916-560.0	GE2825S.1	2.8	2500	5	1725	18mm	8.4mm	$314.50
SM-8.904-938.0	GE3525F.1	3.5	2500	5	3400	15mm	8.8mm	$329.10

Legacy HD Direct Drive Pumps — GG Series

Features:

• Designed and engineered exclusively for pressure washers
• Five year limited warranty
• Forged brass manifold with an exclusive lifetime warranty
• Die-cast, anodized aluminum oil-bath crankcase
• Aluminum two piece connecting rods with lubrication channels and forged crankshaft for maximum life
• Heavy-duty crankcase bearing
• Solid Ceramic plungers with mirror finish and corrosion resistance
• Stainless steel inlet and discharge valve assemblies
• Forged valve caps with recessed O-rings to withstand high pressures
• Dacromet® coated manifold bolts for superior corrosion resistance
• Precision oil dipstick for proper ventilation of crankcase
• Flanged for direct couple to gasoline engine with 3/4" shaft (SAE J609)
• Long life seals

Specifications:

• Maximum inlet pressure: 125 PSI
• Maximum inlet vacuum: Flooded
• Crankcase oil capacity: 14 oz.
• Maximum fluid temperature: 185 °F
• Inlet port thread: 1/2-14 BSPP-F
• Discharge port thread: 3/8-19 BSPP-F
• Shaft: 3/4" Hollow diameter
• Weight: 16.5 lbs.
• Dimensions: 8.5 L x 8 W x 5 H

SKU	MODEL	GPM	PSI	HP	PUMP SPEED	BORE	STROKE	PRICE
SM-8.904-967.0	GG2530G.1	2.5	3000	11	3400	15mm	3.2mm	$334.40
SM-8.904-968.0	GG3030G.1	3	3000	13	3400	15mm	3.8mm	$327.70

Legacy HD Direct Drive Pumps — GG Series

Features:

• Designed and engineered exclusively for pressure washers
• Five year limited warranty
• Forged brass manifold with an exclusive lifetime warranty
• Die-cast, anodized aluminum oil-bath crankcase
• Aluminum two piece connecting rods with lubrication channels and forged crankshaft for maximum life
• Heavy-duty crankcase bearing
• Solid Ceramic plungers with mirror finish and corrosion resistance
• Stainless steel inlet and discharge valve assemblies
• Forged valve caps with recessed O-rings to withstand high pressures
• Dacromet® coated manifold bolts for superior corrosion resistance
• Precision oil dipstick for proper ventilation of crankcase
• Flanged for direct couple to gasoline engine with 3/4" shaft (SAE J609)
• Long life seals

Specifications:

• Maximum inlet pressure: 125 PSI
• Maximum inlet vacuum: Flooded
• Crankcase oil capacity: 14 oz.
• Maximum fluid temperature: 185 °F
• Inlet port thread: 1/2-14 BSPP-F
• Discharge port thread: 3/8-19 BSPP-F
• Shaft: 1" Hollow diameter
• Weight: 18 lbs.
• Dimensions: 8.5 L x 9.5 W x 6.5 H

SKU	MODEL	GPM	PSI	HP	PUMP SPEED	BORE	STROKE	PRICE
SM-8.904-969.0	GG3035G1.1	3	3500	10.5	3400	15mm	7.8mm	$372.50
SM-8.916-558.0	GG3535G1.1	3.5	3500	12	3400	15mm	9.2mm	$349.20
SM-8.916-559.0	GG4030G1.1	4	3000	12	3400	15mm	10mm	$349.20

Legacy HD Direct Drive Pumps — GS Series

Features:

• Designed and engineered exclusively for pressure washers
• Five year limited warranty
• Forged brass manifold with an exclusive lifetime warranty
• Large capacity, die-cast, anodized aluminum oil-bath crankcase with cooling fins
• Over-sized connecting rods and crankshaft for maximum life
• Heavy-duty dual raceway crankcase bearing
• Solid ceramic plungers with mirror finish and corrosion resistance
• Forged valve caps with recessed O-rings to withstand high pressures
• Dacromet® coated manifold bolts for superior corrosion resistance
• Long life seals

Specifications:

• Maximum inlet pressure: 125 PSI
• Maximum inlet vacuum: Flooded
• Crankcase oil capacity: 23.3 oz.
• Maximum fluid temperature: 185 °F
• Inlet port thread: 1/2-14 BSPP-F
• Discharge port thread: 3/8-19 BSPP-F
• Shaft: 1" Hollow diameter
• Weight: 24.5 lbs.
• Dimensions: 11 L x 10.2 W x 5.7 H

SKU	MODEL	GPM	PSI	HP	PUMP SPEED	BORE	STROKE	PRICE
SM-8.904-970.0	GS3040G.2	3	4000	9	3400	15mm	7.7mm	$383.70
SM-8.904-971.0	GS3540G.2	3.5	4000	11	3400	15mm	9mm	$403.80
SM-8.904-972.0	GS4040G.2	4	4000	13	3400	15mm	10.3mm	$413.70
SM-8.904-973.0	GS5030G.2	5	3000	16	3400	15mm	12mm	$389.20

Legacy HD Belt Drive Pumps — GD Series

Features:

• Designed and engineered exclusively for pressure washers
• Five year limited warranty
• Forged brass manifold with an exclusive lifetime warranty
• Die-cast, anodized aluminum oil-bath crankcase
• Aluminum two piece connecting rods with lubrication channels for maximum life
• Heavy-duty crankcase bearings
• Solid Ceramic plungers with mirror finish and corrosion resistance
• Stainless steel inlet and discharge valve assemblies
• Forged valve caps with recessed O-rings to withstand high pressures
• Dacromet® coated manifold bolts for superior corrosion resistance
• Precision oil dipstick for proper ventilation of crankcase
• Long life seals

Specifications:

• Maximum inlet pressure: 125 PSI
• Maximum inlet vacuum: 3 ft. water (2.6" H)
• Crankcase oil capacity: 14 oz.
• Maximum fluid temperature: 185 °F
• Inlet port thread: 1/2-14 BSPP-F
• Discharge port thread: 3/8-19 BSPP-F
• Shaft: 24mm diameter
• Weight: 16 lbs.
• Dimensions: 8.5 L x 8.4 W x 5 H

SKU	MODEL	GPM	PSI	HP	PUMP SPEED	BORE	STROKE	PRICE
SM-8.916-556.0	GD3025R	3	2500	5	1180	18mm	13.6mm	$321.20
SM-8.904-940.0	GD3030R	3	3000	9	1650	15mm	13.6mm	$330.60
SM-8.916-557.0	GD4020R.1	4	2000	5	1550	18mm	13.6mm	$322.70

Legacy HD Belt Drive Pumps — GM Series

Features:

• Designed and engineered exclusively for pressure washers
• Five year limited warranty
• Forged brass manifold with an exclusive lifetime warranty
• Large capacity, die-cast, anodized aluminum oil-bath crankcase
• Over-sized connecting rods and crankshaft for maximum life
• Heavy-duty tapered roller bearings
• Solid ceramic plungers with mirror finish and corrosion resistance
• Stainless steel inlet and discharge valve assemblies
• Forged valve caps with recessed O-rings to withstand high pressures
• Dacromet® coated manifold bolts for superior corrosion resistance
• Long life seals

Specifications:

• Maximum inlet pressure: 125 PSI
• Maximum inlet vacuum: 9 ft. water (7.9" H)
• Crankcase oil capacity: 23.3 oz.
• Maximum fluid temperature: 185 °F
• Inlet port thread: 1/2-14 BSPP-F
• Discharge port thread: 3/8-19 BSPP-F
• Shaft: 24mm diameter
• Weight: 22 lbs.
• Dimensions: 11 L x 8.8 W x 5.4 H

SKU	MODEL	GPM	PSI	HP	PUMP SPEED	BORE	STROKE	PRICE
SM-8.904-941.0	GM4030R.2	4	3000	8.2	1000	20mm	17mm	$453.20
SM-8.904-946.0	GM4035R.2	4.8	3500	7.5	1500	18mm	17mm	$445.40
SM-8.904-945.0	GM5030R.2	5.1	3000	13.5	1550	20mm	14.3mm	$466.40
SM-8.749-938.0	GM6035R.2	5.6	3500	13.5	1740	18mm	17mm	$466.40
SM-8.904-943.0	GM3540R.2	3.5	4000	9.5	1850	15mm	14.3mm	$380.90

Legacy HD Belt Drive Pump — GH5050

Features:

• Five year limited warranty
• Forged brass manifold with an exclusive lifetime warranty
• Large capacity, die-cast, anodized aluminum oil-bath crankcase
• Over-sized connecting rods and crankshaft for maximum life
• Heavy-duty tapered roller bearings
• Solid ceramic plungers with mirror finish and corrosion resistance
• Stainless steel inlet and discharge valve assemblies
• Machined stainless steel valve caps with recessed O-rings to withstand high pressures
• Dacromet® coated manifold bolts for superior corrosion resistance
• Long Life seals for premium performance

Specifications:

• Maximum pump speed: 1650
• Maximum inlet pressure: 125 PSI
• Maximum inlet vacuum: 9 ft. water (7.9" H)
• Crankcase oil capacity: 40 oz.
• Maximum fluid temperature: 165 °F
• Inlet port thread: 1/2" BSP
• Discharge port thread: 3/8: BSP
• Shaft: 25mm diameter x 55mm length
• Weight: 39 lbs.
• Dimensions: 12.85 L x 10.23 W x 6.45 H

SKU	MODEL	GPM	PSI	HP	PUMP SPEED	BORE	STROKE	PRICE
SM-8.749-522.0	GH5050R	5	5000	13	1650	18mm	17mm	$787.10

Legacy HD Belt Drive Pumps — GX 8030.1/1025.1

Features:

• Designed and engineered exclusively for pressure washers
• Five year limited warranty
• Forged brass manifold with an exclusive lifetime warranty
• Large capacity, die-cast, anodized aluminum oil-bath crankcase
• Over-sized connecting rods and crankshaft for maximum life
• Heavy-duty tapered roller bearings
• Solid ceramic plungers with mirror finish and corrosion resistance
• Stainless steel inlet and discharge valve assemblies
• Machined stainless steel valve caps with recessed O-rings to withstand high pressures
• Dacromet® coated manifold bolts for superior corrosion resistance
• Long life seals

Specifications:

• Maximum inlet pressure: 125 PSI
• Maximum inlet vacuum: 9 ft. water (7.9" H)
• Crankcase oil capacity: 40 oz.
• Maximum fluid temperature: 185 °F
• Inlet port thread: 3/4" BSP
• Discharge port thread: 1/2" BSP
• Shaft: 25mm diameter x 55mm length
• Weight: 39 lbs.
• Dimensions: 12.85 L x 10.23 W x 6.45 H

SKU	MODEL	GPM	PSI	HP	PUMP SPEED	BORE	STROKE	PRICE
SM-8.904-962.0	GX8030R.1	8	3000	16.5	1460	25mm	25mm	$825.30
SM-8.904-966.0	GX1025R.1	10.6	2500	16.5	1725	15mm	17mm	$825.30

Legacy repair kits
Browse our extensive selection of Legacy Pump repair kits. Use the repair chart below to find the correct repair kit or part for your Legacy HD pump. Legacy pumps are the strongest and most durable pump in the market. These heavy-duty Legacy HD pumps are designed and engineered exclusively for pressure washers. Find pricing below the repair kit chart.

If you are not sure on the part you need for your Legacy pressure washer pump, please refer to the Legacy pump breakdown diagrams located near each pump. If you still need further support, please send us an e-mail to info@ultimatewasher.com with your Legacy pump model number and the part that you need.

Seal Kits

KIT #	KIT DESCRIPTION	PRICE
SM-8.725-354.0	15mm U Seal	$55.30
SM-8.725-356.0	18mm U Seal	$78.20
SM-8.725-358.0	15mm U Seal	$56.40
SM-8.725-360.0	18mm U Seal	$66.80
SM-8.725-362.0	20mm U Seal	$50.00
SM-8.725-364.0	25mm U Seal	$93.50
SM-9.804-492.0	18mm U Seal	$93.00

Complete Seal Kits

KIT #	KIT DESCRIPTION	PRICE
SM-8.725-355.0	Complete U Seal Packing, 15mm	$33.40
SM-8.725-357.0	Complete U Seal Packing, 18mm	$41.40
SM-8.725-359.0	Complete U Seal Packing, 15mm	$37.20
SM-8.725-361.0	Complete U Seal Packing, 18mm	$39.90
SM-8.725-363.0	Complete U Seal Packing, 20mm	$37.90
SM-8.725-365.0	Complete U Seal Packing, 25mm	$50.50
SM-9.804-493.0	Complete U Seal Packing, 18mm	$48.90

Ceramic Plunger Kits

KIT #	KIT DESCRIPTION	PRICE
SM-9.802-629.0	Plunger Kit, 18mm	$45.20
SM-8.933-023.0	Plunger Kit, 15mm	$27.50
SM-9.802-614.0	Plunger Kit, 25mm	$59.90
SM-9.803-934.0	Plunger Kit, 15mm	$38.90
SM-9.803-935.0	Plunger Kit, 18mm	$42.00

Valve Kits

KIT #	KIT DESCRIPTION	PRICE
SM-9.802-603.0	Valve Complete	$50.90
SM-9.802-604.0	Valve Complete	$54.70
SM-9.802-608.0	Valve Complete	$58.80
SM-9.803-936.0	Valve Complete	$44.20

Plunger Oil Seal Kits

KIT #	KIT DESCRIPTION	PRICE
SM-9.802-606.0	Kit, Plunger Oil Seal	$16.80
SM-9.802-609.0	Kit, Plunger Oil Seal	$16.80
SM-9.803-937.0	Kit, Plunger Oil Seal	$8.50

Rails

KIT #	KIT DESCRIPTION	PRICE
SM-8.717-577.0	Heavy Duty Pump Rails	$26.30