{"product_id":"mpa-electrical-101-20101-alternator","title":"MPA Electrical 101-20101 Alternator","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eMPA Electrical alternator part number 101-20101 is a new 12V charging unit built for heavy-duty Chevrolet and GMC applications. It is specified for 60-amp output and the 20SI drive configuration, with fitment notes that include a negative internal regulator and external fan setup.\u003c\/p\u003e\u003cp\u003eThis alternator fits Chevrolet C60 Kodiak and C70 Kodiak, GMC C6000 Topkick and C7000 Topkick, and related medium-duty platforms. If you are replacing a worn charging unit on a Chevrolet C70 or GMC C7000, part number 101-20101 gives you a direct match to the listed electrical and pulley requirements.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eNew alternator assembly for charging-system replacement\u003c\/li\u003e\n\u003cli\u003e12V, 60-amp output specification\u003c\/li\u003e\n\u003cli\u003e20SI drive style with one-groove pulley\u003c\/li\u003e\n\u003cli\u003eNegative internal regulator and external fan configuration\u003c\/li\u003e\n\u003cli\u003eBuilt for applications without air conditioning, where listed\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eMPA Electrical 101-20101 is an alternator for medium-duty Chevrolet and GMC trucks that require the listed 12V, 60A 20SI setup. Fitment includes Chevrolet B7, C6500 Kodiak, C7500 Kodiak, C60 Kodiak, C70 Kodiak, P60, and P6000, plus GMC B7, C6500 Topkick, C7500 Topkick, C6000 Topkick, C7000 Topkick, and P6000 applications. The fitment notes identify the pulley, regulator, fan, and air-conditioning configuration needed for correct replacement.\u003c\/p\u003e\u003cp\u003eUse this part when the original charging unit no longer maintains system voltage, shows charging irregularities, or no longer matches the specified drive and electrical layout. Part number 101-20101 is also a useful reference when sourcing a replacement alternator for Chevrolet and GMC medium-duty trucks with the same 20SI specification.\u003c\/p\u003e\u003ch2\u003eCommon Replacement Reasons\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eLow or unstable charging voltage\u003c\/li\u003e\n\u003cli\u003eBattery warning light or charging-system fault\u003c\/li\u003e\n\u003cli\u003eWorn internal electrical components\u003c\/li\u003e\n\u003cli\u003eNoise or bearing wear from the alternator assembly\u003c\/li\u003e\n\u003cli\u003eIncorrect output or pulley configuration on replacement units\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify the vehicle’s charging-system specification before installation, including 12V output, 60-amp rating, 20SI drive type, pulley groove count, and air-conditioning configuration. Match the regulator and fan arrangement to the original unit, and confirm the application notes for your Chevrolet or GMC truck before ordering. Professional installation is recommended for proper charging-system verification after replacement.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eMPA Electrical identifies this as a new replacement alternator. The part number 101-20101 is cataloged for the listed heavy-duty Chevrolet and GMC applications, with fitment details provided to support accurate selection.\u003c\/p\u003e","brand":"MPA Electrical","offers":[{"title":"Default Title","offer_id":53540931731637,"sku":"CDNB-101-20101","price":193.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/MA_10120101_Generic.jpg?v=1792216498","url":"https:\/\/www.partcatalog.com\/products\/mpa-electrical-101-20101-alternator","provider":"PartCatalog","version":"1.0","type":"link"}