{"product_id":"8600453-delco-remy®-alternator-55si-24v-250-amps","title":"8600453 |  Delco-Remy® Alternator 55SI, 24V 250 Amps","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003c\/strong\u003e Alternator 55SI, 24V 250 Amps\u003cbr\u003e\u003cstrong\u003eCondition:\u003c\/strong\u003e New\u003cbr\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e: Delco-Remy®\u003cbr\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 8600453\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e:\u003cbr\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\" style=\"height: 19.6px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003eModel: 55SI\n\u003cdiv id=\"p_lt_ctl06_pageplaceholder_p_lt_ctl00_ECatalogProductDetails_pnlAlternatorAttrMountType\" class=\"info-row\"\u003e\n\u003cdiv class=\"lbl\"\u003eMount Type: ;Standard Pad (80MM)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"p_lt_ctl06_pageplaceholder_p_lt_ctl00_ECatalogProductDetails_pnlAlternatorAttrVolts\" class=\"info-row\"\u003e\n\u003cdiv class=\"lbl\"\u003eSystem Voltage: 24\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"p_lt_ctl06_pageplaceholder_p_lt_ctl00_ECatalogProductDetails_pnlAlternatorAttrAmps\" class=\"info-row\"\u003e\n\u003cdiv class=\"lbl\"\u003eRated Output: 250 Amps\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"p_lt_ctl06_pageplaceholder_p_lt_ctl00_ECatalogProductDetails_pnlAlternatorAttrOutputTerminal\" class=\"info-row\"\u003e\n\u003cdiv class=\"lbl\"\u003eB+ Output Terminal: 5\/16\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"p_lt_ctl06_pageplaceholder_p_lt_ctl00_ECatalogProductDetails_pnlAlternatorAttrRTerminal\" class=\"info-row\"\u003e\n\u003cdiv class=\"lbl\"\u003eR Terminal: #10\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"p_lt_ctl06_pageplaceholder_p_lt_ctl00_ECatalogProductDetails_pnlAlternatorAttrITerminal\" class=\"info-row\"\u003e\n\u003cdiv class=\"lbl\"\u003eI Terminal: #10\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"p_lt_ctl06_pageplaceholder_p_lt_ctl00_ECatalogProductDetails_pnlAlternatorAttrRemoteSenseTerminal\" class=\"info-row\"\u003e\n\u003cdiv class=\"lbl\"\u003eRemote Sense Terminal: Yes\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"p_lt_ctl06_pageplaceholder_p_lt_ctl00_ECatalogProductDetails_pnlAlternatorAttrGroundTerminal\" class=\"info-row\"\u003e\n\u003cdiv class=\"lbl\"\u003eGround Terminal: Negative\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cbr\u003eVehicle Fitment 8600453:\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cul\u003e\n\u003cli\u003e \u003cb style=\"font-size: 0.875rem;\" data-index-in-node=\"0\" data-path-to-node=\"3,0,0\"\u003eMounting Type:\u003c\/b\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e Most commonly available in \u003c\/span\u003e\u003cb style=\"font-size: 0.875rem;\" data-index-in-node=\"42\" data-path-to-node=\"3,0,0\"\u003eJ180 Hinge Mount\u003c\/b\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e or \u003c\/span\u003e\u003cb style=\"font-size: 0.875rem;\" data-index-in-node=\"62\" data-path-to-node=\"3,0,0\"\u003ePad Mount\u003c\/b\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e configurations.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"3,1,0\"\u003eEngine Compatibility:\u003c\/b\u003e Widely used on large displacement diesel engines, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-path-to-node=\"3,1,1,0,0\"\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"3,1,1,0,0\"\u003eCummins:\u003c\/b\u003e ISX, X15, QSK series.\u003c\/li\u003e\n\u003cli data-path-to-node=\"3,1,1,1,0\"\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"3,1,1,1,0\"\u003eDetroit Diesel:\u003c\/b\u003e DD13, DD15, DD16.\u003c\/li\u003e\n\u003cli data-path-to-node=\"3,1,1,2,0\"\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"3,1,1,2,0\"\u003eCaterpillar:\u003c\/b\u003e C13, C15, C18.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"3,2,0\"\u003eCommon Applications:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-path-to-node=\"3,2,1,0,0\"\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"3,2,1,0,0\"\u003eMining \u0026amp; Construction:\u003c\/b\u003e Haul trucks, excavators, and loaders (Komatsu, CAT, Liebherr).\u003c\/li\u003e\n\u003cli data-path-to-node=\"3,2,1,1,0\"\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"3,2,1,1,0\"\u003eMass Transit:\u003c\/b\u003e Articulated city buses and motor coaches (New Flyer, MCI, Prevost).\u003c\/li\u003e\n\u003cli data-path-to-node=\"3,2,1,2,0\"\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"3,2,1,2,0\"\u003eOil \u0026amp; Gas:\u003c\/b\u003e Fracking rigs and stationary power units.\u003c\/li\u003e\n\u003cli data-path-to-node=\"3,2,1,3,0\"\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"3,2,1,3,0\"\u003eMilitary:\u003c\/b\u003e Heavy tactical vehicles.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe Delco Remy 55SI\u003cstrong\u003e 8600453 \u003c\/strong\u003eis a high-performance, heavy-duty alternator specifically engineered for the most demanding industrial and commercial environments. At 250 Amps and 24 Volts, it generates a massive 6.0 kW of power, making it one of the most powerful air-cooled alternators in its class.\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cul\u003e\n\u003cli\u003e \u003cb style=\"font-size: 0.875rem;\" data-index-in-node=\"0\" data-path-to-node=\"3,0,0\"\u003eBrushless Technology:\u003c\/b\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e Unlike standard alternators, the 55SI has no brushes. This means fewer moving parts to wear out, no sparks (safe for hazardous environments), and a significantly longer service life—often lasting over 1,000,000 miles in on-highway applications\u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-path-to-node=\"3,1,0\"\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"3,1,0\"\u003eHigh Output at Idle:\u003c\/b\u003e It is designed to provide substantial current even when the engine is idling, which is critical for buses or service trucks that spend a lot of time stationary but have high electrical demands.\u003c\/li\u003e\n\u003cli data-path-to-node=\"3,2,0\"\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"3,2,0\"\u003eEfficiency:\u003c\/b\u003e The 55SI is highly efficient, meaning it converts more mechanical energy into electrical power with less heat waste, which helps improve overall fuel economy.\u003c\/li\u003e\n\u003cli data-path-to-node=\"3,3,0\"\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"3,3,0\"\u003eDual Internal Fans:\u003c\/b\u003e It utilizes two internal fans to pull air through the unit, keeping the electronics cool even in high-temperature engine compartments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSigns of Faulty 8600453:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cul\u003e\n\u003cli data-path-to-node=\"2,0,0\"\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"2,0,0\"\u003eLow Battery Voltage \/ Charging Warning:\u003c\/b\u003e The most common sign is a dash warning light or a voltmeter reading below \u003cb data-index-in-node=\"114\" data-path-to-node=\"2,0,0\"\u003e26–27V\u003c\/b\u003e while the engine is running. A healthy 24V system should stay between \u003cb data-index-in-node=\"191\" data-path-to-node=\"2,0,0\"\u003e27.5V and 28.5V\u003c\/b\u003e.\u003c\/li\u003e\n\u003cli data-path-to-node=\"2,1,0\"\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"2,1,0\"\u003eElectrical Component Malfunction:\u003c\/b\u003e With 250 Amps of capacity, a failing unit will cause noticeable issues in high-draw systems. You might notice dimming lights, slow lift-gate operation, or air conditioning fans losing speed.\u003c\/li\u003e\n\u003cli data-path-to-node=\"2,2,0\"\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"2,2,0\"\u003eOverheating and Burning Smell:\u003c\/b\u003e If internal diodes fail or if there is a short circuit, the alternator can become extremely hot. You may smell burning insulation or hot metal.\u003c\/li\u003e\n\u003cli data-path-to-node=\"2,3,0\"\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"2,3,0\"\u003eMechanical Noise:\u003c\/b\u003e Grinding or squealing sounds usually point to failing internal bearings. In the 55SI, which is a heavy unit, bearing failure can lead to catastrophic internal damage if not addressed.\u003c\/li\u003e\n\u003cli data-path-to-node=\"2,4,0\"\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"2,4,0\"\u003e\"Check Engine\" or J1939 Data Link Errors:\u003c\/b\u003e Modern 55SI units often communicate with the vehicle's ECM. Fault codes related to \"Charging System Voltage Low\" or communication loss with the alternator are clear indicators.\u003c\/li\u003e\n\u003cli data-path-to-node=\"2,5,0\"\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"2,5,0\"\u003eBattery Gassing or Boiling:\u003c\/b\u003e If the voltage regulator fails \"open,\" the alternator may pump out excessive voltage (above 30V), which can cook the batteries and cause a sulfuric acid smell (rotten eggs).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer information\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eDelco Remy®\u003c\/strong\u003e is a leading manufacturer of heavy duty starters and alternators. For over 120 years, it has been the brand of choice by many fleet managers, heavy duty truck and equipment owners, and commercial vehicle operators. Not only because of the brand’s premium heavy duty starters, alternators, and other electrical components but also because of its commitment to providing trusted, knowledgeable support. From extensive field support, direct warranty programs, and online technician training, Delco Remy goes the extra mile to cater to its customers’ needs and keep their vehicles running on and off the highway to the best of their abilities.\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003cbr\u003eFirst Truck Parts offers a \u003cstrong\u003e365-days warranty\u003c\/strong\u003e for all types of parts and in any condition. The warranty applies only to buyers who have placed an order on our website.\u003c\/p\u003e","brand":"Delco-Remy®","offers":[{"title":"Default Title","offer_id":48033010122996,"sku":"8600453","price":3289.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0605\/1479\/5764\/files\/dra-61006082_1_z__37626.jpg?v=1776888616","url":"https:\/\/firsttruckparts.com\/en-ca\/products\/8600453-delco-remy%c2%ae-alternator-55si-24v-250-amps","provider":"First Truck Parts","version":"1.0","type":"link"}