AAA 90038
AAA 90038
AAA 90038
AAA 90038
AAA 90038
AAA 90038
AAA 90038
AAA 90038
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AAA Fully Plumbed 3800 PSI 3.5 GPM (1" Shaft) Triplex Pressure Washer Pump Kit w/ PowerBoost

Model:

90038

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$319.99
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*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
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AAA Fully Plumbed 3800 PSI 3.5 GPM (1
AAA Fully Plumbed 3800 PSI 3.5 GPM (1" Shaft) Triplex Pressure Washer Pump Kit w/ PowerBoost
Model: 90038
$319.99
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Expert Recommended Accessories Selected by Jim, our Expert
Required Accessories 9
These accessories are required to properly setup/install this product.
Optional Accessories 10

Features

Grade

Prosumer

Style

Gas

Inflow

Garden Hose (Female)

Outflow

3/8" Snap Coupler (Female)

    Model: 90038 - Additional Model Numbers 7112736 - DW3635
  • Direct Drive Horizontal Triplex Plunger Replacement Pump
  • Fits many brands and models up to 3800 PSI and 3.5 GPM
  • Save money by replacing the pump instead of buying a new power washer
  • PowerBoost Technology
  • Delivers higher pressure at the nozzle for a more efficient cleaning
  • Adjustable unloader knob lets you choose pressure at your convenience
  • 1" Hollow Shaft & SAE Gas Engine Flange
  • Designed for gas-powered pressure washers with horizontal engines
  • Brass Pump Head w/ Polished Ceramic-Coated Pistons
  • Sturdy forged brass manifold resists corrosion
  • Runs cooler, lasts longer; thermal relief protects the pump
  • Fully Anodized Black Die-Cast Aluminum Crankcase
  • Pre-sealed and pre-filled with oil in the pump for easy maintenance
  • Oil sight glass & oil seal technology eliminates the need for a dipstick
  • Dual Oversize Radial Ball Bearings & Polished Steel Pistons
  • Better wear and friction resistance extends seal life
  • Stainless steel integrated unloader featuring easy-start system
  • 3/8" Quick Connect Pump Outlet & Integrated Unloader
  • Check your pressure washer's inlet and outlet orientation to ensure compatibility
  • Complete Kit with Factory Warranty
  • Includes detergent siphon tube for soap application
  • New mounting bolts, 1/4" shaft key for a tight connection & instruction manual
  • Be Sure To Measure Flange Bolt Holes & Shaft Accurately!
  • There is a 25% restocking fee on returned pumps
  • See the Owner's Manual (under the Specs tab) for dimensions
  • Please Call Us For Sizing Assistance w/ Information Below:
  • 1. Age of Pump and Model # (must be no more than 15-yrs old)
  • 2. Is the pump Vertical or Horizontal
  • 3. Shaft Size - 3/4", 7/8" (vertical ONLY), 1", or Belt Drive XXmm
  • 4. Engine Brand and HP (model # if available would be helpful)
  • ***Shaft Size Measurements Must Be Precise***
California residents see
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.
For more information go to: www.p65Warnings.ca.gov

Specifications

90038
specs product image PID-93961
General Information
Product Category
Pressure Washer Pumps
Overview
Product Category
Pressure Washer Pumps
Weight
14 Pounds
Consumer Warranty
5 Years
Product Length
12 Inches
Product Width
10 Inches
Product Height
7.5 Inches
Power Type
Gas
UPC
879399002083
Accessories
Pump Brand
AAA
Pump Type
Triplex Plunger
Shaft Size
1
Pump Design
Horizontal
Adjustable Pressure
Yes
Accessory Grade
Prosumer
Accessory Style
Gas
Inflow
Garden Hose (Female)
Outflow
3/8" Snap Coupler (Female)
Maximum GPM Learn More
Maximum GPM
Gallon per Minute
3.5
Rated PSI
3800 PSI
Chemical Injections
Siphon Tube

Reviews

(36)
AAA 90038 Reviews & Ratings

Product Q&A

(2)
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Product Questions Answered by Jim, the Pressure Washer Expert
Is this the proper replacement for a dewalt DXPW3835
Adam 
from Pennsylvania 
July 24, 2023
Can this be installed on a Karcher 1050B pressure washer?
Anthony 
from Pennsylvania 
August 16, 2021

How-To Articles

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AAA Fully Plumbed 3800 PSI 3.5 GPM (1" Shaft) Triplex Pressure Washer Pump Kit w/ PowerBoost
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