{"product_id":"ez4030g34-triplex-pressure-washer-pump-3-0-gpm-4000-psi-3400-rpm-1-hollow-shaft","title":"EZ4030G34 Triplex Pressure Washer Pump – 3.0 GPM @ 4000 PSI, 3400 RPM, 1″ Hollow Shaft","description":"\u003cdiv class=\"flex flex-col text-sm pb-25\"\u003e\n\u003carticle class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-6961e779-0764-8328-9d43-115414044650-47\" data-testid=\"conversation-turn-276\" data-scroll-anchor=\"true\" data-turn=\"assistant\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:--spacing(4)] @w-sm\/main:[--thread-content-margin:--spacing(6)] @w-lg\/main:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"f491318a-2076-476d-ab3d-8757a9184749\" dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-1\" data-message-model-slug=\"gpt-5-2\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[1px]\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full break-words light markdown-new-styling\"\u003e\n\u003cp data-start=\"0\" data-end=\"162\"\u003e\u003cstrong data-start=\"0\" data-end=\"16\"\u003ePart Number:\u003c\/strong\u003e EZ4030G34\u003cbr data-start=\"26\" data-end=\"29\"\u003e\u003cstrong data-start=\"29\" data-end=\"42\"\u003eCategory:\u003c\/strong\u003e Pressure Washer Pumps\u003cbr data-start=\"64\" data-end=\"67\"\u003e\u003cstrong data-start=\"67\" data-end=\"76\"\u003eType:\u003c\/strong\u003e Direct-Drive Triplex Pump – EZ4030G34, 3.0 GPM @ 4000 PSI (3400 RPM, 1″ Hollow Shaft)\u003c\/p\u003e\n\u003cp data-start=\"164\" data-end=\"545\"\u003eThe \u003cstrong data-start=\"168\" data-end=\"210\"\u003eEZ4030G34 Triplex Pressure Washer Pump\u003c\/strong\u003e is a high-pressure, commercial-grade direct-drive pump engineered for gas-powered pressure washers that require maximum cleaning force in a compact form. Delivering \u003cstrong data-start=\"376\" data-end=\"405\"\u003e3.0 GPM at up to 4000 PSI\u003c\/strong\u003e and operating at \u003cstrong data-start=\"423\" data-end=\"435\"\u003e3400 RPM\u003c\/strong\u003e, this pump is ideal for heavy residential and light commercial applications where cutting power matters most.\u003c\/p\u003e\n\u003cp data-start=\"547\" data-end=\"912\"\u003eBuilt with rugged \u003cstrong data-start=\"565\" data-end=\"597\"\u003etriplex plunger construction\u003c\/strong\u003e and a \u003cstrong data-start=\"604\" data-end=\"623\"\u003e1″ hollow shaft\u003c\/strong\u003e, the EZ4030G34 provides smoother operation, reduced vibration, and extended service life compared to axial cam pumps. Its direct-drive design allows for easy OEM-style installation on compatible engines, making it an excellent replacement or performance upgrade for high-pressure systems.\u003c\/p\u003e\n\u003chr data-start=\"914\" data-end=\"917\"\u003e\n\u003ch2 data-start=\"919\" data-end=\"944\"\u003eProduct Specifications\u003c\/h2\u003e\n\u003cul data-start=\"946\" data-end=\"1239\"\u003e\n\u003cli data-start=\"946\" data-end=\"975\"\u003e\n\u003cp data-start=\"948\" data-end=\"975\"\u003e\u003cstrong data-start=\"948\" data-end=\"963\"\u003ePump Model:\u003c\/strong\u003e EZ4030G34\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"976\" data-end=\"1024\"\u003e\n\u003cp data-start=\"978\" data-end=\"1024\"\u003e\u003cstrong data-start=\"978\" data-end=\"992\"\u003ePump Type:\u003c\/strong\u003e Triplex Plunger, Direct Drive\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1025\" data-end=\"1051\"\u003e\n\u003cp data-start=\"1027\" data-end=\"1051\"\u003e\u003cstrong data-start=\"1027\" data-end=\"1041\"\u003eFlow Rate:\u003c\/strong\u003e 3.0 GPM\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1052\" data-end=\"1082\"\u003e\n\u003cp data-start=\"1054\" data-end=\"1082\"\u003e\u003cstrong data-start=\"1054\" data-end=\"1071\"\u003eMax Pressure:\u003c\/strong\u003e 4000 PSI\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1083\" data-end=\"1112\"\u003e\n\u003cp data-start=\"1085\" data-end=\"1112\"\u003e\u003cstrong data-start=\"1085\" data-end=\"1101\"\u003eRated Speed:\u003c\/strong\u003e 3400 RPM\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1113\" data-end=\"1142\"\u003e\n\u003cp data-start=\"1115\" data-end=\"1142\"\u003e\u003cstrong data-start=\"1115\" data-end=\"1130\"\u003eShaft Size:\u003c\/strong\u003e 1″ Hollow\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1143\" data-end=\"1171\"\u003e\n\u003cp data-start=\"1145\" data-end=\"1171\"\u003e\u003cstrong data-start=\"1145\" data-end=\"1163\"\u003eBore Diameter:\u003c\/strong\u003e 13 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1194\"\u003e\n\u003cp data-start=\"1174\" data-end=\"1194\"\u003e\u003cstrong data-start=\"1174\" data-end=\"1185\"\u003eStroke:\u003c\/strong\u003e 9.5 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1195\" data-end=\"1216\"\u003e\n\u003cp data-start=\"1197\" data-end=\"1216\"\u003e\u003cstrong data-start=\"1197\" data-end=\"1208\"\u003eWeight:\u003c\/strong\u003e 20 lb\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1217\" data-end=\"1239\"\u003e\n\u003cp data-start=\"1219\" data-end=\"1239\"\u003e\u003cstrong data-start=\"1219\" data-end=\"1233\"\u003eCondition:\u003c\/strong\u003e New\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1241\" data-end=\"1244\"\u003e\n\u003ch2 data-start=\"1246\" data-end=\"1268\"\u003eFeatures \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul data-start=\"1270\" data-end=\"1633\"\u003e\n\u003cli data-start=\"1270\" data-end=\"1338\"\u003e\n\u003cp data-start=\"1272\" data-end=\"1338\"\u003eHigh-pressure output up to 4000 PSI for demanding cleaning tasks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1339\" data-end=\"1403\"\u003e\n\u003cp data-start=\"1341\" data-end=\"1403\"\u003eTriplex plunger design for smooth, low-pulsation performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1404\" data-end=\"1458\"\u003e\n\u003cp data-start=\"1406\" data-end=\"1458\"\u003e1″ hollow shaft for broad gas engine compatibility\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1459\" data-end=\"1529\"\u003e\n\u003cp data-start=\"1461\" data-end=\"1529\"\u003eCompact direct-drive configuration for quick, drop-in installation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1530\" data-end=\"1576\"\u003e\n\u003cp data-start=\"1532\" data-end=\"1576\"\u003eLonger service life than axial-style pumps\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1577\" data-end=\"1633\"\u003e\n\u003cp data-start=\"1579\" data-end=\"1633\"\u003eIdeal for heavy residential and light commercial use\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1635\" data-end=\"1638\"\u003e\n\u003ch2 data-start=\"1640\" data-end=\"1655\"\u003eApplications\u003c\/h2\u003e\n\u003cul data-start=\"1657\" data-end=\"1845\"\u003e\n\u003cli data-start=\"1657\" data-end=\"1702\"\u003e\n\u003cp data-start=\"1659\" data-end=\"1702\"\u003eGas-powered direct-drive pressure washers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1703\" data-end=\"1763\"\u003e\n\u003cp data-start=\"1705\" data-end=\"1763\"\u003eHigh-pressure residential and contractor-grade equipment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1764\" data-end=\"1803\"\u003e\n\u003cp data-start=\"1766\" data-end=\"1803\"\u003eOEM replacement for EZ-series pumps\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1804\" data-end=\"1845\"\u003e\n\u003cp data-start=\"1806\" data-end=\"1845\"\u003eEquipment upgrades and refurbishments\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1847\" data-end=\"1850\"\u003e\n\u003ch2 data-start=\"1852\" data-end=\"1870\"\u003eImportant Notes\u003c\/h2\u003e\n\u003cul data-start=\"1872\" data-end=\"2104\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-start=\"1872\" data-end=\"1967\"\u003e\n\u003cp data-start=\"1874\" data-end=\"1967\"\u003eVerify \u003cstrong data-start=\"1881\" data-end=\"1907\"\u003eshaft size (1″ hollow)\u003c\/strong\u003e, \u003cstrong data-start=\"1909\" data-end=\"1923\"\u003eRPM (3400)\u003c\/strong\u003e, and engine compatibility before ordering\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1968\" data-end=\"2029\"\u003e\n\u003cp data-start=\"1970\" data-end=\"2029\"\u003eDesigned specifically for \u003cstrong data-start=\"1996\" data-end=\"2027\"\u003edirect-drive configurations\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2030\" data-end=\"2104\" data-is-last-node=\"\"\u003e\n\u003cp data-start=\"2032\" data-end=\"2104\" data-is-last-node=\"\"\u003eFinal operating PSI and GPM depend on engine horsepower and system setup\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e","brand":"General Pump","offers":[{"title":"Default Title","offer_id":52754971328875,"sku":"EZ4030G34","price":563.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/9201\/5723\/files\/GeneralSprayersImagecomingsoonlogo_700x700_71958b65-171e-41e2-a7ed-12e2fe1cbede.webp?v=1768323807","url":"https:\/\/generalsprayers.com\/products\/ez4030g34-triplex-pressure-washer-pump-3-0-gpm-4000-psi-3400-rpm-1-hollow-shaft","provider":"GeneralSprayers","version":"1.0","type":"link"}