{"product_id":"21676635-20747516-idler-pulley-for-volvo-penta-tad1242ge-twd1240ve-tad1251ve","title":"21676635 20747516 Idler Pulley for Volvo Penta TAD1242GE TWD1240VE TAD1251VE","description":"\u003cstrong\u003eThis Idler Pulley is a drive belt idler pulley compatible with Volvo Penta TAD1242GE, TWD1240VE, and TAD1251VE engines and matches OEM Part# 21676635, 20747516.\u003c\/strong\u003e\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThis idler pulley maintains proper belt tension and guides the serpentine or accessory drive belt on Volvo Penta marine and industrial diesel engines. Designed as a direct replacement for part numbers 21676635 and 20747516, this idler pulley ensures reliable operation of the alternator, water pump, and other belt-driven components. It is a critical component for maintaining engine timing and accessory drive performance.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePrecision bearing for smooth rotation and long service life\u003c\/li\u003e\n\u003cli\u003eHardened steel or composite pulley surface to resist wear\u003c\/li\u003e\n\u003cli\u003eDirect bolt-on replacement for Volvo Penta TAD and TWD engine series\u003c\/li\u003e\n\u003cli\u003eMatched to OEM dimensions for correct belt alignment\u003c\/li\u003e\n\u003cli\u003eReduces belt noise and vibration\u003c\/li\u003e\n\u003cli\u003eIncludes mounting bolt and washer where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eVolvo Penta TAD1242GE\u003c\/li\u003e\n\u003cli\u003eVolvo Penta TWD1240VE\u003c\/li\u003e\n\u003cli\u003eVolvo Penta TAD1251VE\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCommon Uses\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eReplacement of worn or noisy idler pulleys on Volvo Penta marine engines\u003c\/li\u003e\n\u003cli\u003eService during serpentine belt replacement on TAD and TWD series\u003c\/li\u003e\n\u003cli\u003eMaintenance of generator set engines using Volvo Penta TAD1242GE\u003c\/li\u003e\n\u003cli\u003eRepair of accessory drive systems in industrial and marine applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e 21676635, 20747516\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Idler Pulley (non-tensioner)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBearing Type:\u003c\/strong\u003e Sealed ball bearing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOuter Diameter:\u003c\/strong\u003e OEM specification\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this idler pulley the same as a belt tensioner pulley?\u003cstrong\u003e A:\u003c\/strong\u003e No, this is a fixed idler pulley that guides the belt and does not have a spring-loaded tensioning mechanism. It works in conjunction with a separate belt tensioner.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Can I use this pulley on a Volvo Penta TAD1251VE?\u003cstrong\u003e A:\u003c\/strong\u003e Yes, it is specifically listed as compatible with the TAD1251VE engine model.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eProduct appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":53677971636497,"sku":"ZZ2Z01143","price":75.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/1_cb0d7fa6-d8fe-4d5f-aae3-d28e0c4145b0.jpg?v=1781613418","url":"https:\/\/www.duraforce.com\/products\/21676635-20747516-idler-pulley-for-volvo-penta-tad1242ge-twd1240ve-tad1251ve","provider":"DURAFORCE","version":"1.0","type":"link"}