{"product_id":"23844","title":"049-903-137-C VW Alternator Belt - Type 2 Bus, 411, 412, Diesel Golf \u0026 Jetta","description":"\u003cdiv class=\"aiaOpen\" id=\"AppInfoHeader_336\"\u003e\n\u003ch2 data-path-to-node=\"6\"\u003e\u003cb data-path-to-node=\"6\" data-index-in-node=\"0\"\u003eVW Alternator \u0026amp; Fan Belt – 049-903-137-C\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp data-path-to-node=\"7\"\u003eEnsure your battery stays charged and your cooling system functions perfectly with this high-quality \u003cb data-path-to-node=\"7\" data-index-in-node=\"101\"\u003eV-Belt\u003c\/b\u003e. This specific belt size is engineered to handle the high rotational speeds and heat of both classic air-cooled Type 4 engines and the high-compression 1.6L Diesel engines found in early water-cooled Volkswagens. A worn or slipping belt can lead to dimming lights, a dead battery, or engine overheating, making it a critical maintenance item for any vintage VW.\u003c\/p\u003e\n\u003cp data-path-to-node=\"8\"\u003eThe \u003cb data-path-to-node=\"8\" data-index-in-node=\"4\"\u003e049-903-137-C\u003c\/b\u003e features a notched (cogged) design that allows the belt to run cooler and wrap more efficiently around small-diameter pulleys. Manufactured from EPDM rubber with high-tensile internal cords, it resists stretching and glazing even under heavy loads. This belt is also the standard choice for Type 3 owners who have performed the popular \"\u003ca href=\"https:\/\/www.ipconlinestore.com\/products\/smallternator-55-60-amp-kit-for-type-3\" title='\"Smallternator\" 55-60 Amp Kit for Type 3'\u003eSmallternator\u003c\/a\u003e\" conversion, upgrading from the original generator to a modern high-output alternator.\u003c\/p\u003e\n\u003cp data-path-to-node=\"9\"\u003e\u003cb data-path-to-node=\"9\" data-index-in-node=\"0\"\u003eDetailed Vehicle Compatibility\u003c\/b\u003e This belt fits the following models and engine configurations:\u003c\/p\u003e\n\u003cp data-path-to-node=\"10\"\u003e\u003cb data-path-to-node=\"10\" data-index-in-node=\"0\"\u003eVW 411:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"11\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,0,0\"\u003e1971, 1972\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"12\"\u003e\u003cb data-path-to-node=\"12\" data-index-in-node=\"0\"\u003eVW 412:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"13\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"13,0,0\"\u003e1973, 1974\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"14\"\u003e\u003cb data-path-to-node=\"14\" data-index-in-node=\"0\"\u003eVW Transporter (Type 2 \/ Bus):\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"15\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"15,0,0\"\u003e1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"16\"\u003e\u003cb data-path-to-node=\"16\" data-index-in-node=\"0\"\u003eVW Golf (Diesel):\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"17\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"17,0,0\"\u003e1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"18\"\u003e\u003cb data-path-to-node=\"18\" data-index-in-node=\"0\"\u003eVW Jetta (Diesel):\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"19\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"19,0,0\"\u003e1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"20\"\u003e\u003cb data-path-to-node=\"20\" data-index-in-node=\"0\"\u003eProduct Highlights \u0026amp; Features\u003c\/b\u003e \u003cb data-path-to-node=\"20\" data-index-in-node=\"30\"\u003eCogged Design:\u003c\/b\u003e The notched underside increases flexibility and surface area, providing better grip on the pulley and reducing the risk of \"belt squeal.\"\u003c\/p\u003e\n\u003cp data-path-to-node=\"21\"\u003e\u003cb data-path-to-node=\"21\" data-index-in-node=\"0\"\u003eHeat Resistant:\u003c\/b\u003e Constructed from specialized rubber compounds that withstand the high engine bay temperatures of air-cooled Type 4 and Diesel engines.\u003c\/p\u003e\n\u003cp data-path-to-node=\"22\"\u003e\u003cb data-path-to-node=\"22\" data-index-in-node=\"0\"\u003eConversion Ready:\u003c\/b\u003e The perfect fit for VW Type 3 motors (1962-1973) that have been converted to an alternator setup using a \"\u003ca href=\"https:\/\/www.ipconlinestore.com\/products\/smallternator-55-60-amp-kit-for-type-3\" title='\"Smallternator\" 55-60 Amp Kit for Type 3'\u003eSmallternator\u003c\/a\u003e\" kit.\u003c\/p\u003e\n\u003cp data-path-to-node=\"23\"\u003e\u003cb data-path-to-node=\"23\" data-index-in-node=\"0\"\u003eExact OE Specs:\u003c\/b\u003e Built to the 10mm x 965mm factory dimensions for a precise fit that doesn't require over-extending your alternator adjustment bracket.\u003c\/p\u003e\n\u003cp data-path-to-node=\"24\"\u003e\u003cb data-path-to-node=\"24\" data-index-in-node=\"0\"\u003eTechnical Specifications\u003c\/b\u003e Part Number: 049-903-137-C\u003c\/p\u003e\n\u003cp data-path-to-node=\"25\"\u003e\u003cb data-path-to-node=\"25\" data-index-in-node=\"0\"\u003eDimensions:\u003c\/b\u003e 10mm Width x 965mm Length\u003c\/p\u003e\n\u003cp data-path-to-node=\"26\"\u003e\u003cb data-path-to-node=\"26\" data-index-in-node=\"0\"\u003eType:\u003c\/b\u003e V-Belt (Cogged\/Notched)\u003c\/p\u003e\n\u003cp data-path-to-node=\"27\"\u003e\u003cb data-path-to-node=\"27\" data-index-in-node=\"0\"\u003eMaterial:\u003c\/b\u003e EPDM Rubber with Polyester Cords\u003c\/p\u003e\n\u003cp data-path-to-node=\"28\"\u003e\u003cb data-path-to-node=\"28\" data-index-in-node=\"0\"\u003eInstallation \u0026amp; Maintenance Tips\u003c\/b\u003e \u003cb data-path-to-node=\"28\" data-index-in-node=\"32\"\u003eCheck Tension Regularly:\u003c\/b\u003e A new belt will \"stretch\" slightly during its first few hours of operation. Check the tension after the first 50 miles; you should have about 1\/2\" of play at the longest span between pulleys.\u003c\/p\u003e\n\u003cp data-path-to-node=\"29\"\u003e\u003cb data-path-to-node=\"29\" data-index-in-node=\"0\"\u003ePulley Alignment:\u003c\/b\u003e If your belts are wearing prematurely or \"flipping,\" check the alignment of your alternator pulley. On conversion engines, shim washers may be needed to ensure the belt runs perfectly straight.\u003c\/p\u003e\n\u003cp data-path-to-node=\"30\"\u003e\u003cb data-path-to-node=\"30\" data-index-in-node=\"0\"\u003eCarry a Spare:\u003c\/b\u003e Because this belt is essential for both charging and (on air-cooled models) engine cooling, it is highly recommended to keep a spare 049-903-137-C in your vehicle's emergency tool kit.\u003c\/p\u003e\n\u003cp data-path-to-node=\"31\"\u003e\u003cb data-path-to-node=\"31\" data-index-in-node=\"0\"\u003eAvoid Over-Tightening:\u003c\/b\u003e Over-tightening a belt can put excessive side-load on your alternator and water pump bearings, leading to premature component failure.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"PPI, CORP.","offers":[{"title":"Default Title","offer_id":47372940837151,"sku":"10X965","price":11.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0812\/8797\/1103\/files\/s-l1200_3042bdee-f438-45c8-aaff-a65bc7459c37.webp?v=1706983042","url":"https:\/\/shop.ipconlinestore.com\/products\/23844","provider":"IPC - Import Parts Connection","version":"1.0","type":"link"}