{"product_id":"n52-bosch-alternator-pulley-56mm-15-underdrive-lightweight","title":"N52 Alternator Pulley 56mm - 15% Underdrive - Overdrive Clutch Elimination - Lightweight","description":"\u003cdiv class=\"xdj266r x14z9mp xat24cr x1lziwak x1vvkbs x126k92a\"\u003e\n\u003cdiv dir=\"auto\"\u003eProduct Overview:\u003c\/div\u003e\n\u003cdiv dir=\"auto\"\u003eThis pulley replaces the noisy and problematic factory decoupling alternator pulley with a lightweight, CNC-machined solid aluminum design with options to provide an approximate 15% underdrive.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"x14z9mp xat24cr x1lziwak x1vvkbs xtlvy1s x126k92a\"\u003e\n\u003cdiv dir=\"auto\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv dir=\"auto\"\u003eBenefits:\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"x14z9mp xat24cr x1lziwak x1vvkbs xtlvy1s x126k92a\"\u003e\n\u003cdiv dir=\"auto\"\u003e• Reduces alternator RPM by up to 15% – ideal for cars running a lower ratio differential (e.g. 3.73 in place of 3.23), or engines that regularly spend time at the upper end of the tachometer.  At 15% reduction, the alternator should still deliver typical electrical loads at idle.\u003c\/div\u003e\n\u003cdiv dir=\"auto\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"x14z9mp xat24cr x1lziwak x1vvkbs xtlvy1s x126k92a\"\u003e\n\u003cdiv dir=\"auto\"\u003e• Eliminates the factory decoupling\/clutched pulley and its associated wear and potential failure points.\u003c\/div\u003e\n\u003cdiv dir=\"auto\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"x14z9mp xat24cr x1lziwak x1vvkbs xtlvy1s x126k92a\"\u003e\n\u003cdiv dir=\"auto\"\u003e• Eliminates the annoying “vacuum cleaner motor” noise produced by the factory pulley at high RPM (videos available upon request).\u003c\/div\u003e\n\u003cdiv dir=\"auto\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"x14z9mp xat24cr x1lziwak x1vvkbs xtlvy1s x126k92a\"\u003e\n\u003cdiv dir=\"auto\"\u003e• Weighs only 95g, compared with approximately 370 g for the factory decoupling pulley – a reduction of roughly 75% in rotating mass and significantly reduced rotational inertia.\u003c\/div\u003e\n\u003cdiv dir=\"auto\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"x14z9mp xat24cr x1lziwak x1vvkbs xtlvy1s x126k92a\"\u003e\n\u003cdiv dir=\"auto\"\u003e• CNC-machined from 6061-T6 aluminum for a lightweight, strong and durable design with no internal clutch mechanism.\u003c\/div\u003e\n\u003cdiv dir=\"auto\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"x14z9mp xat24cr x1lziwak x1vvkbs xtlvy1s x126k92a\"\u003e\n\u003cdiv dir=\"auto\"\u003e• Works with the factory-length serpentine belt (6PK1990 \/ 6PK1995) – no special belt required.\u003c\/div\u003e\n\u003cdiv dir=\"auto\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"x14z9mp xat24cr x1lziwak x1vvkbs xtlvy1s x126k92a\"\u003e\n\u003cdiv dir=\"auto\"\u003e• Available for both Bosch and Valeo alternators.\u003c\/div\u003e\n\u003cdiv dir=\"auto\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"x14z9mp xat24cr x1lziwak x1vvkbs xtlvy1s x126k92a\"\u003e\n\u003cdiv dir=\"auto\"\u003e• Direct replacement designed specifically for the BMW N52 engine.\u003c\/div\u003e\n\u003cdiv dir=\"auto\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"x14z9mp xat24cr x1lziwak x1vvkbs xtlvy1s x126k92a\"\u003e\n\u003cdiv dir=\"auto\"\u003e• Other engine applications and\/or pulley diameters may be available upon request.\u003c\/div\u003e\n\u003cdiv dir=\"auto\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"x14z9mp xat24cr x1lziwak x1vvkbs xtlvy1s x126k92a\"\u003e\n\u003cdiv dir=\"auto\"\u003e• Not for use with DCT, or 8HP \/ ZF8 equipped vehicles.\u003c\/div\u003e\n\u003cdiv dir=\"auto\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv dir=\"auto\"\u003eHardware:\u003c\/div\u003e\n\u003cdiv dir=\"auto\"\u003e• Includes locking mounting nut\u003c\/div\u003e\n\u003cdiv dir=\"auto\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv dir=\"auto\"\u003eInstallation Overview;\u003c\/div\u003e\n\u003cdiv dir=\"auto\"\u003eThis is the 'simple' pulley style which sacrifices ease of installation for weight and cost.  It requires a few special tools the average DIYer may not have, in addition to the specialty decoupling pulley removal tool set.  An 'Easy Install' variant will be available in the coming weeks which requires only the 'decoupling pulley removal tool set' but has an increased weight of 133.5g.\u003c\/div\u003e\n\u003cdiv dir=\"auto\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv dir=\"auto\"\u003eRequired Installation Tools:\u003c\/div\u003e\n\u003cdiv dir=\"auto\"\u003e• 'Alternator Pulley Removal Tool' - kit commonly available on Amazon\u003c\/div\u003e\n\u003cdiv dir=\"auto\"\u003e• 24mm Socket with external hex - kit commonly available on Amazon\u003c\/div\u003e\n\u003cdiv dir=\"auto\"\u003e• T50 Extended Length Torx\u003c\/div\u003e\n\u003cdiv dir=\"auto\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv dir=\"auto\"\u003eLead Time:\u003c\/div\u003e\n\u003cdiv dir=\"auto\"\u003ePlease allow 2 weeks for shipment.\u003c\/div\u003e\n\u003c\/div\u003e","brand":"FFTech.ca","offers":[{"title":"Bosch - 56mm \/ 15% Underdrive","offer_id":53128161984793,"sku":"21112357","price":129.99,"currency_code":"CAD","in_stock":true},{"title":"Valeo - 56mm \/ 15% Underdrive","offer_id":53128162017561,"sku":"21112356","price":129.99,"currency_code":"CAD","in_stock":true},{"title":"Bosch - 49mm \/ Stock Diameter","offer_id":53128162050329,"sku":"21112350","price":129.99,"currency_code":"CAD","in_stock":true},{"title":"Valeo - 49mm \/ Stock Diameter","offer_id":53128162083097,"sku":"21112349","price":129.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/1691\/1641\/files\/IMG_9423_f0666b11-13d8-497b-965f-df6cf8fd3445.jpg?v=1788995642","url":"https:\/\/fftech.ca\/products\/n52-bosch-alternator-pulley-56mm-15-underdrive-lightweight","provider":"Function First Technologies inc.","version":"1.0","type":"link"}