{"product_id":"governor-motor-525-4478-5254478-for-caterpillar-305e-306-308-5-mini-excavator","title":"Governor Motor 525-4478 5254478 for Caterpillar 305E 306 308.5 Mini Excavator","description":"\u003ch1 data-section-id=\"mzm7mz\" data-start=\"950\" data-end=\"971\" class=\"PDq2pG_selectionAnchorContainer\"\u003eProduct Description\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp data-start=\"973\" data-end=\"1044\"\u003e\u003cstrong data-start=\"973\" data-end=\"987\"\u003ePart Name:\u003c\/strong\u003e Governor Motor \/ Motor Assembly (Governor Control Group)\u003c\/p\u003e\n\u003cp data-start=\"1046\" data-end=\"1083\"\u003e\u003cstrong data-start=\"1046\" data-end=\"1065\"\u003ePart Number(s):\u003c\/strong\u003e 525-4478, 5254478\u003c\/p\u003e\n\u003cp data-start=\"1085\" data-end=\"1121\"\u003e\u003cstrong data-start=\"1085\" data-end=\"1109\"\u003eBrand Compatibility:\u003c\/strong\u003e Caterpillar\u003c\/p\u003e\n\u003cp data-start=\"1123\" data-end=\"1165\"\u003e\u003cstrong data-start=\"1123\" data-end=\"1140\"\u003eMachine Type:\u003c\/strong\u003e Mini Hydraulic Excavator\u003c\/p\u003e\n\u003cp data-start=\"1167\" data-end=\"1191\"\u003e\u003cstrong data-start=\"1167\" data-end=\"1181\"\u003eCondition:\u003c\/strong\u003e Brand New\u003c\/p\u003e\n\u003cp data-start=\"1193\" data-end=\"1296\"\u003e\u003cstrong data-start=\"1193\" data-end=\"1206\"\u003eShipping:\u003c\/strong\u003e Fast worldwide shipping with secure packaging and reliable delivery in 2–7 business days.\u003c\/p\u003e\n\u003cp data-start=\"1298\" data-end=\"1843\"\u003eThe \u003cstrong data-start=\"1302\" data-end=\"1329\"\u003e525-4478 governor motor\u003c\/strong\u003e is a direct replacement for selected \u003cstrong data-start=\"1367\" data-end=\"1408\"\u003eCaterpillar mini hydraulic excavators\u003c\/strong\u003e. Officially described by Caterpillar as a \u003cstrong data-start=\"1451\" data-end=\"1494\"\u003eMotor Assembly (Governor Control Group)\u003c\/strong\u003e, this actuator controls the engine governor by regulating fuel delivery to maintain stable engine speed and responsive throttle operation. Manufactured to OEM specifications using high-quality electrical components, this replacement governor motor restores accurate engine speed control, smooth throttle response and dependable machine performance.\u003c\/p\u003e\n\u003cp data-start=\"1845\" data-end=\"2186\"\u003eDesigned for Caterpillar mini excavators operating in construction, landscaping, utility installation, civil infrastructure, agriculture and general earthmoving, this governor motor helps maintain engine efficiency, improves machine productivity and minimises downtime in demanding working environments. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"2188\" data-end=\"2220\"\u003e\u003cstrong data-start=\"2188\" data-end=\"2220\"\u003eCross-Reference Part Numbers\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"2222\" data-end=\"2239\"\u003e525-4478, 5254478\u003c\/p\u003e\n\u003cp data-start=\"2241\" data-end=\"2263\"\u003e\u003cstrong data-start=\"2241\" data-end=\"2263\"\u003eCompatible Engines\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"2265\" data-end=\"2383\"\u003e\u003cstrong data-start=\"2265\" data-end=\"2290\"\u003eCaterpillar C Series:\u003c\/strong\u003e C2.4 and C3.3B diesel engines (application dependent). \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"2385\" data-end=\"2406\"\u003e\u003cstrong data-start=\"2385\" data-end=\"2406\"\u003eCompatible Models\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"2408\" data-end=\"2570\"\u003e\u003cstrong data-start=\"2408\" data-end=\"2438\"\u003eMini Hydraulic Excavators:\u003c\/strong\u003e 305 CR, 305E, 305E2, 305E2 CR, 305.5E, 305.5E2, 305.5E2 CR, 306, 306.5, 307.5, 308.5 and 310. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"2572\" data-end=\"2602\"\u003e\u003cstrong data-start=\"2572\" data-end=\"2602\"\u003eCommon Symptoms of Failure\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"2604\" data-end=\"2806\"\u003eEngine speed not responding correctly, unstable idle, throttle response delays, engine hunting, governor fault codes, reduced engine performance, poor fuel control or complete governor actuator failure.\u003c\/p\u003e\n\u003cp data-start=\"2808\" data-end=\"2824\"\u003e\u003cstrong data-start=\"2808\" data-end=\"2824\"\u003eFitment Note\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"2826\" data-end=\"3236\"\u003ePlease confirm your existing OEM part number, machine model and serial number before ordering. Caterpillar may use different governor motor assemblies depending on the machine serial number, engine configuration and emissions specification. If you are unsure, contact our technical team with your machine serial number or photos of your existing governor motor and we will verify compatibility before dispatch.\u003c\/p\u003e","brand":"Imara Engineering Supplies","offers":[{"title":"Default Title","offer_id":45141060026568,"sku":null,"price":389.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0600\/5348\/7816\/files\/Governor_Motor_525-4478_5254478.png?v=1784242258","url":"https:\/\/imaraengineeringsupplies.com\/products\/governor-motor-525-4478-5254478-for-caterpillar-305e-306-308-5-mini-excavator","provider":"Imara Engineering Supplies","version":"1.0","type":"link"}