{"product_id":"bld2301-genuine-delco-remy®-brushless-alternator-36si-170amp","title":"BLD2301 | Genuine Delco Remy® Brushless Alternator 36SI 170AMP","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003c\/strong\u003e Brushless Alternator 36SI 170AMP\u003cbr\u003e\u003cstrong\u003eCondition: \u003c\/strong\u003eNew\u003cbr\u003e\u003cstrong\u003eBrand: \u003c\/strong\u003eDelco Remy®\u003cbr\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e \u003cspan\u003eBLD2301\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"ng-binding ng-scope\"\u003e\n\u003cstrong class=\"ng-binding\"\u003eModel:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e36SI\u003c\/div\u003e\n\u003cdiv class=\"ng-binding ng-scope\"\u003e\n\u003cstrong class=\"ng-binding\"\u003eMount:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eJ180\u003c\/div\u003e\n\u003cdiv class=\"ng-binding ng-scope\"\u003e\n\u003cstrong class=\"ng-binding\"\u003eRegulator Location:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eInternal\u003c\/div\u003e\n\u003cdiv class=\"ng-binding ng-scope\"\u003e\n\u003cstrong class=\"ng-binding\"\u003eFan Location:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eExternal\u003c\/div\u003e\n\u003cdiv class=\"ng-binding ng-scope\"\u003e\n\u003cstrong class=\"ng-binding\"\u003eGround Polarity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eNegative\u003c\/div\u003e\n\u003cdiv class=\"ng-binding ng-scope\"\u003e\n\u003cstrong class=\"ng-binding\"\u003eGround Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eNegative\u003c\/div\u003e\n\u003cdiv class=\"ng-binding ng-scope\"\u003e\n\u003cstrong class=\"ng-binding\"\u003eAmperage:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e170 Amps\u003c\/div\u003e\n\u003cdiv class=\"ng-binding ng-scope\"\u003e\n\u003cstrong class=\"ng-binding\"\u003eVoltage:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e12 Volts\u003c\/div\u003e\n\u003cdiv class=\"ng-binding ng-scope\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"ng-binding ng-scope\"\u003e\u003cstrong\u003eVehicle Fitment\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"ng-binding ng-scope\"\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-path-to-node=\"3\"\u003e\u003cb data-path-to-node=\"3\" data-index-in-node=\"0\"\u003e1. Universal Heavy-Duty Fitment (J180 Hinge Mount)\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"4\"\u003eThis alternator utilizes the industry-standard \u003cb data-path-to-node=\"4\" data-index-in-node=\"47\"\u003eSAE J180 Hinge Mount\u003c\/b\u003e configuration. Because it uses this universal mounting geometry, it serves as a direct fit and popular upgrade for many Class 7 and Class 8 commercial vehicles.\u003c\/p\u003e\n\u003cp data-path-to-node=\"5\"\u003e\u003cb data-path-to-node=\"5\" data-index-in-node=\"0\"\u003e2. Common Truck \u0026amp; Bus Applications\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"6\"\u003eThis model is widely fitted across major commercial heavy-duty truck, bus, and vocational vehicle platforms, including:\u003c\/p\u003e\n\u003cul data-path-to-node=\"7\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,0,0\"\u003e\u003cb data-path-to-node=\"7,0,0\" data-index-in-node=\"0\"\u003eFreightliner:\u003c\/b\u003e Cascadia, Columbia, Century Class, and M2 106\/112 models.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,1,0\"\u003e\u003cb data-path-to-node=\"7,1,0\" data-index-in-node=\"0\"\u003eInternational \/ Navistar:\u003c\/b\u003e ProStar, LT Series, LoneStar, and WorkStar models.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,2,0\"\u003e\u003cb data-path-to-node=\"7,2,0\" data-index-in-node=\"0\"\u003eKenworth:\u003c\/b\u003e T660, T680, T800, and W900 series.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,3,0\"\u003e\u003cb data-path-to-node=\"7,3,0\" data-index-in-node=\"0\"\u003ePeterbilt:\u003c\/b\u003e 386, 388, 389, and 579 models.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,4,0\"\u003e\u003cb data-path-to-node=\"7,4,0\" data-index-in-node=\"0\"\u003eVolvo \/ Mack:\u003c\/b\u003e VNL, VNM, and Mack CXU\/CHU series.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,5,0\"\u003e\u003cb data-path-to-node=\"7,5,0\" data-index-in-node=\"0\"\u003eCommercial Transit Buses \u0026amp; Coaches:\u003c\/b\u003e Blue Bird, Thomas Built, and Gillig buses equipped with high electrical loads.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"8\"\u003e\u003cb data-path-to-node=\"8\" data-index-in-node=\"0\"\u003e3. Engine Compatibility\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"9\"\u003eThe 36SI 170-Amp alternator is compatible with a broad range of heavy-duty diesel engines using J180 bracketry:\u003c\/p\u003e\n\u003cul data-path-to-node=\"10\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,0,0\"\u003e\u003cb data-path-to-node=\"10,0,0\" data-index-in-node=\"0\"\u003eCummins:\u003c\/b\u003e ISX15, X15, ISL, ISM, and ISB engines.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,1,0\"\u003e\u003cb data-path-to-node=\"10,1,0\" data-index-in-node=\"0\"\u003eDetroit Diesel:\u003c\/b\u003e DD13, DD15, and Series 60 engines.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,2,0\"\u003e\u003cb data-path-to-node=\"10,2,0\" data-index-in-node=\"0\"\u003ePACCAR:\u003c\/b\u003e MX-11 and MX-13 engines.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,3,0\"\u003e\u003cb data-path-to-node=\"10,3,0\" data-index-in-node=\"0\"\u003eCaterpillar:\u003c\/b\u003e C13 and C15 platforms.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ng-binding ng-scope\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"ng-binding ng-scope\"\u003e\n\u003cspan class=\"\"\u003eThe \u003c\/span\u003eBrushless Alternator\u003cspan class=\"\"\u003e is a heavy-duty,\u003c\/span\u003e\u003cspan class=\"\"\u003e high-output 12-volt,\u003c\/span\u003e\u003cspan class=\"\"\u003e 170-amp commercial vehicle generator designed specifically for Class 7 and Class 8 trucks,\u003c\/span\u003e\u003cspan class=\"\"\u003e buses,\u003c\/span\u003e\u003cspan class=\"\"\u003e and off-highway equipment.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ng-binding ng-scope\"\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-path-to-node=\"3\"\u003e\u003cb data-path-to-node=\"3\" data-index-in-node=\"0\"\u003e1. What is it?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"4\"\u003eThe 36SI is a high-efficiency power generator built to withstand the extreme heat, high vibration, and heavy electrical demands of modern commercial transport. Unlike standard alternators that use wearable carbon brushes and slip rings to transfer power, the 36SI uses an advanced \u003cb data-path-to-node=\"4\" data-index-in-node=\"281\"\u003ebrushless design\u003c\/b\u003e.\u003c\/p\u003e\n\u003cp data-path-to-node=\"5\"\u003e\u003cb data-path-to-node=\"5\" data-index-in-node=\"0\"\u003e2. Core Advantages \u0026amp; Key Features\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"6\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,0,0\"\u003e\u003cb data-path-to-node=\"6,0,0\" data-index-in-node=\"0\"\u003eBrushless Technology:\u003c\/b\u003e By replacing rotating brushes with stationary field coils, Delco Remy eliminated 13 wearable moving parts. This vastly extends the alternator's service life, reduces maintenance downtime, and lowers friction.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,1,0\"\u003e\u003cb data-path-to-node=\"6,1,0\" data-index-in-node=\"0\"\u003e170-Amp High Output:\u003c\/b\u003e Delivers exceptional power output (170 Amps max), ensuring that high-drain electrical systems—such as sleeper cab appliances, inverter systems, auxiliary lights, and liftgates—stay fully powered while keeping the starter batteries charged.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,2,0\"\u003e\u003cb data-path-to-node=\"6,2,0\" data-index-in-node=\"0\"\u003eHigh Efficiency \u0026amp; Heat Resistance:\u003c\/b\u003e Operating at up to 80% efficiency, it produces less internal heat and puts less mechanical drag on the engine, directly contributing to improved fuel economy.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,3,0\"\u003e\u003cb data-path-to-node=\"6,3,0\" data-index-in-node=\"0\"\u003eRemote Sense Capability:\u003c\/b\u003e Features a \"Remote Sense\" terminal that directly monitors battery voltage (rather than alternator output voltage) and adjusts charging output dynamically to prevent battery undercharging or overcharging.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ng-binding ng-scope\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"ng-binding ng-scope\"\u003e\u003cstrong\u003eSigns of Faulty\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"ng-binding ng-scope\"\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-path-to-node=\"3\"\u003e\u003cb data-path-to-node=\"3\" data-index-in-node=\"0\"\u003e1. Low Voltage Warnings or Dead Batteries\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"4\"\u003eThe most immediate sign is a low voltage reading on your dashboard voltmeter (dropping below \u003cb data-path-to-node=\"4\" data-index-in-node=\"93\"\u003e13.5–14.2 Volts\u003c\/b\u003e while the engine is running). If the alternator cannot produce enough amperage to maintain the electrical system, the truck will rely entirely on the batteries, eventually leading to dead batteries and an inability to start the engine.\u003c\/p\u003e\n\u003cp data-path-to-node=\"5\"\u003e\u003cb data-path-to-node=\"5\" data-index-in-node=\"0\"\u003e2. Dim or Flickering Headlights and Dash Lights\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"6\"\u003eWhen the alternator's internal voltage regulator or rectifier diodes begin to fail, the output voltage becomes unstable. You will notice headlights, cabin lights, or dashboard displays flickering or growing excessively dim—especially when heavy electrical loads (like sleeper A\/C, heaters, or inverter units) are switched on.\u003c\/p\u003e\n\u003cp data-path-to-node=\"7\"\u003e\u003cb data-path-to-node=\"7\" data-index-in-node=\"0\"\u003e3. \"Battery Not Charging\" or Check Engine Warning Light\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"8\"\u003eModern commercial trucks continuously monitor alternator charging voltage via the ECM and J1939 CAN network. If the 36SI's output drops or fluctuates outside parameters, it will trigger a charging system warning light, a battery icon on the dash, or fault codes related to low system voltage.\u003c\/p\u003e\n\u003cp data-path-to-node=\"9\"\u003e\u003cb data-path-to-node=\"9\" data-index-in-node=\"0\"\u003e4. Grinding, Whining, or Squealing Noises\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"10\"\u003eWhile brushless alternators don't have brush friction, they still rely on heavy-duty front and rear rotor bearings. When these bearings dry out or disintegrate, they produce a harsh grinding or loud mechanical whining sound from the front of the engine. A seized alternator pulley can also cause the serpentine belt to squeal and snap.\u003c\/p\u003e\n\u003cp data-path-to-node=\"11\"\u003e\u003cb data-path-to-node=\"11\" data-index-in-node=\"0\"\u003e5. Blown Diodes and Overcharging (High Voltage)\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"12\"\u003eIf the voltage regulator fails in a closed circuit, the alternator may unregulatedly pump \u003cb data-path-to-node=\"12\" data-index-in-node=\"90\"\u003e15+ Volts\u003c\/b\u003e into the system. Overcharging causes batteries to boil, release a strong sulfur\/rotten-egg odor, and can damage sensitive onboard computers (ECUs).\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ng-binding ng-scope\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer information\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\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.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003cbr\u003eFirst Truck Parts offers a \u003cstrong\u003e365-days\u003c\/strong\u003e \u003cstrong\u003ewarranty\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":48892011184372,"sku":"BLD2301","price":499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0605\/1479\/5764\/files\/8600126_ANG__05135.1701198097.jpg?v=1784664204","url":"https:\/\/firsttruckparts.com\/products\/bld2301-genuine-delco-remy%c2%ae-brushless-alternator-36si-170amp","provider":"First Truck Parts","version":"1.0","type":"link"}