{"product_id":"ruijie-pump-head-ar42940-oem-replacement-for-srmw-2-2-gpm-pressure-washers-unloader-leak-resistant-seals","title":"RUIJIE Pump Head AR42940 OEM Replacement for SRMW 2.2 GPM Pressure Washers — Unloader, Leak-Resistant Seals","description":"\u003cp\u003e\u003cstrong\u003eThe RUIJIE AR42940 pump head assembly is a ready-to-bolt OEM replacement designed specifically for SRMW 2.2 GPM pressure washer pumps, delivering durable pressure performance and leak-resistant seals.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your SRMW 2.2 GPM pressure washer needs a reliable pump head replacement, this RUIJIE AR42940 unit fits a wide range of small-engine pressure washers from brands like Briggs \u0026amp; Stratton, Troy-Bilt, Craftsman, Honda, and more. Manufactured with CNC-precision components, reinforced engineering plastics, stainless steel cores, and multilayer seals, the assembly aims to restore rated output pressure and extend service life under demanding cleaning conditions.\u003c\/p\u003e\n\n\u003ch3\u003eWill this pump head fit my pressure washer model?\u003c\/h3\u003e\n\u003cp\u003eThe AR42940 pump head is built for SRMW series pumps rated at 2.2 GPM only; it will not fit 2.4 GPM variants. It is compatible with a number of OEM part numbers and many common consumer brands, but you should confirm your pump family and GPM rating before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with SRMW2.2G24, SRMW2.2G26EZ, RMW2G24 and similar SRMW 2.2 GPM pumps.\u003c\/li\u003e\n  \u003cli\u003eReplaces OEM numbers AR42940, AR42518, AR43061 where specified.\u003c\/li\u003e\n  \u003cli\u003eNot compatible with SRMW 2.4 GPM pumps — check the pump nameplate or manual.\u003c\/li\u003e\n  \u003cli\u003eFits many Briggs \u0026amp; Stratton, Troy-Bilt, Craftsman, Honda, Generac, John Deere, Karcher models that use SRMW 2.2 GPM heads.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow is the RUIJIE pump head constructed for durability?\u003c\/h3\u003e\n\u003cp\u003eThe pump head combines reinforced engineering plastics with stainless steel internal cores for improved impact resistance and corrosion resistance. Precision CNC machining ensures mating dimensions — shaft diameter, threads and interfaces — match original equipment tolerances for a proper fit.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReinforced engineering plastic body resists UV aging and chemical cleaners.\u003c\/li\u003e\n  \u003cli\u003eStainless steel core components provide structural strength under pressure pulses.\u003c\/li\u003e\n  \u003cli\u003eCNC-processed dimensions to align with original shafts and threads for easy bolt-on replacement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat seals and tests protect against leaks and pressure loss?\u003c\/h3\u003e\n\u003cp\u003eSealing quality is crucial to pump life; this assembly uses multi-layer reinforced oil seals and mechanical seals and has been subjected to high-pressure static testing to prevent leakage at the shaft and interfaces. That helps maintain steady rated output pressure and protect internal pump components.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMulti-layer reinforced material oil seals for long-term durability.\u003c\/li\u003e\n  \u003cli\u003eMechanical seals tested under static high pressure for leak prevention.\u003c\/li\u003e\n  \u003cli\u003eManufacturing tests reduce risk of shaft-center or interface seepage in continuous operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat comes in the box and how easy is installation?\u003c\/h3\u003e\n\u003cp\u003eThe product ships as a complete pump head assembly ready to bolt onto compatible SRMW 2.2 GPM pump bodies. Basic hand tools are typically all you need, but follow your pressure washer’s service manual for torque specs and gasket\/adapter checks.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eComes as a complete AR42940 pump head assembly — mounting-ready.\u003c\/li\u003e\n  \u003cli\u003eDesigned for direct replacement on specified SRMW 2.2 GPM pumps.\u003c\/li\u003e\n  \u003cli\u003eInstallation requires common tools; confirm gasket condition and alignment during install.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: this RUIJIE AR42940 pump head assembly is intended for owners and technicians who need a dependable OEM-style replacement for SRMW 2.2 GPM pressure washers. It suits homeowners maintaining gas-powered cleaner units, small-fleet maintenance crews, and repair shops seeking a precision-made, corrosion-resistant pump head to restore rated cleaning performance without replacing the whole machine.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this AR42940 pump head fit 2.4 GPM SRMW pumps?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No — the RUIJIE AR42940 fits SRMW 2.2 GPM pumps only and will not fit 2.4 GPM versions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the pump head preassembled and ready to install?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — it ships as a complete, ready-to-bolt pump head assembly; follow your manual for installation details.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"RUIJIE","offers":[{"title":"Default Title","offer_id":56834389311828,"sku":"B0CGXF985L","price":78.28,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/ruijie-ar42940-front-assembly.jpg?v=1787049709","url":"https:\/\/gardenluxe.co.uk\/products\/ruijie-pump-head-ar42940-oem-replacement-for-srmw-2-2-gpm-pressure-washers-unloader-leak-resistant-seals","provider":"Gardenluxe Uk","version":"1.0","type":"link"}