--- product_id: 23326016 title: "B00TQLMNLI" brand: "aaa" price: "€ 426.47" currency: EUR in_stock: true category: "Aaa" url: https://www.desertcart.ie/products/23326016-b00tqlmnli store_origin: IE region: Ireland --- # 3.5 GPM flow rate 4000 PSI max pressure 1" shaft with SAE bolt pattern B00TQLMNLI **Brand:** aaa **Price:** € 426.47 **Availability:** ✅ In Stock ## Summary > ⚡ Upgrade your clean game with industrial power and precision! ## Quick Answers - **What is this?** B00TQLMNLI by aaa - **How much does it cost?** € 426.47 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/23326016-b00tqlmnli) ## Best For - aaa enthusiasts ## Why This Product - Trusted aaa brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Universal Fit:** SAE standard bolt pattern fits most horizontal gas pressure washers seamlessly - • **Easy Oil Monitoring:** Sight glass + advanced seal tech means no more guesswork on oil levels - • **Quick Connect Ready:** Compatible with top pressure washer hoses for fast setup and swap - • **PowerBoost Technology:** Turbocharge your clean with adjustable pressure control for every task - • **Durable Industrial Grade:** Dual oversized ball bearings reduce friction for long-lasting, heavy-duty use ## Overview The AAA 90039 Pressure Washer Pump Kit delivers industrial-grade performance with up to 4000 PSI and 3.5 GPM flow, engineered for horizontal gas-powered washers with a 1" shaft. Featuring PowerBoost adjustable pressure, easy oil level sight glass, and durable dual ball bearings, this kit extends your machine’s life while ensuring efficient, professional-grade cleaning. Compatible with popular hose fittings and backed by a 1-year warranty, it’s the smart upgrade for pros and serious DIYers alike. ## Description Engineered to surpass expectations, the 90039 AAA Professional Triplex Pump is highly efficient and minimizes engine load while delivering top performance. This easy-to-install pump replacement kit is for gas pressure washers* with a horizontal engine and a 1" diameter shaft, such as the Honda GX270. This pump can produce up to 4000 PSI at 3.5 GPM. The 90039 is designed with dual oversized ball bearings to reduce friction and allow for long lasting performance in the toughest cleaning environments. The 90039 features a stainless steel integrated unloader featuring our easy-start system. (*Check your pressure washer's inlet and outlet orientation to ensure compatibility) ## Features - Extend the life of your pressure washer: Save money by replacing your pump instead of buying a whole new power washer. This easy-to-install kit is great for power washers that can support 4000 PSI at 3.5 GPM to wash walls, sidewalks, vehicles, and more - Compatibility: SAE standard bolt pattern fits many gas pressure washers with horizontal engines. To ensure compatibility, be sure to match engine orientation, PSI, GPM, engine shaft diameter, and current pump inlet and outlet connection - Adjustable power: Pump includes PowerBoost Technology that delivers higher pressure at the nozzle for a more efficient cleaning experience; There is also a hand turn knob that lets you reduce power at your convenience for tasks that require lower pressure - Know when to change your oil: The sight glass and advanced oil seal technology eliminates the need for a dipstick. With visibility to the oil level and the oil itself, you can easily see when oil levels are low or if water has clouded the oil - Standard Connections: This replacement pump features a garden hose inlet and quick connect high pressure hose outlet; Use it with many pressure washer hoses, including Simpson Armor 41114, 41096, 41115 or Simpson Monster 41113, 41028, 41030, 41032, 41034 ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00TQLMPM0 | | Best Sellers Rank | #70,419 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #31 in Pressure Washer Pumps | | Brand Name | AAA | | Color | Metallic | | Customer Reviews | 4.2 4.2 out of 5 stars (252) | | Flow Rate | 3.5 gpm | | Global Trade Identification Number | 00879399002090 | | Included Components | Pump Kit | | Item Dimensions L x W x H | 11"L x 11"W x 7.5"H | | Item Type Name | Replacement Pressure Washer Pump Kit, 4000 PSI, 3.5 GPM, 1" Shaft, Includes Hardware and Siphon Tube, for Industrial Gas Powered Machines | | Item Weight | 14 pounds | | Manufacturer | Simpson | | Manufacturer Part Number | 90039 | | Manufacturer Warranty Description | 1 Year Warranty | | Material Type | Brass | | Model Number | 90039 | | Number of Items | 1 | | Number of Packs | 1 | | Power Source | Gas Powered | | Product Style | 4000 PSI at 3.5 GPM | | Specific Uses For Product | pressure_washing, cleaning_vehicles, cleaning_hard_surfaces | | UPC | 879399002090 | | Unit Count | 1 Count | ## Product Details - **Brand:** AAA - **Color:** Metallic - **Global Trade Identification Number:** 00879399002090 - **Item Weight:** 14 pounds - **Material:** Brass - **Maximum Flow Rate:** 3.5 gpm - **Number of Packs:** 1 - **Power Source:** Gas Powered - **Product Dimensions:** 11"L x 11"W x 7.5"H - **Style:** 4000 PSI at 3.5 GPM ## Images ![B00TQLMNLI - Image 1](https://m.media-amazon.com/images/I/71UfvYTtB6L.jpg) ## Frequently Bought Together - AAA 90039 Horizontal Triplex Plunger Replacement Pressure Washer Pump Kit, 4000 PSI, 3.5 GPM, 1" Shaft, Includes Hardware and Siphon Tube, for Industrial Gas Powered Machines - Valley Industries Pressure Washer Premium Pump Oil - 1 Liter, Black, (PK-85490000) - Northstar Pressure Washer Pressure Gauge - 5000 PSI, 3/8in. Fitting --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.ie/products/23326016-b00tqlmnli](https://www.desertcart.ie/products/23326016-b00tqlmnli) --- *Product available on Desertcart Ireland* *Store origin: IE* *Last updated: 2026-08-17*