{"product_id":"ls-billet-25-overdrive-alternator-pulley-6-rib","title":"LS Billet 25% Overdrive Alternator Pulley 6 Rib","description":"\u003cp data-start=\"188\" data-end=\"467\"\u003eKeep your alternator safe at high engine speeds with our precision-engineered 75mm outer diameter overdriven alternator pulley. By reducing alternator RPMs, this pulley prevents dangerous overspinning that can lead to premature wear, excessive heat, and electrical system strain.\u003c\/p\u003e\n\u003cp data-start=\"469\" data-end=\"765\"\u003ePerfect for performance racing builds that see frequent high-RPM operation, this pulley helps maintain reliability without sacrificing charging efficiency. Machined from high-quality 6061 Aluminium billet and designed for a direct fit, it’s the ideal upgrade to extend alternator life and protect your car.\u003c\/p\u003e\n\u003cp data-start=\"469\" data-end=\"765\"\u003eSee the below chart\u003cspan\u003e documenting crank pulley size and resulting alternator pulley speed:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"469\" data-end=\"765\"\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0503\/6248\/2866\/files\/Screenshot_2025-09-29_122952.png?v=1759113032\" alt=\"\" width=\"689\" height=\"182\"\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Gizmo’s Auto Electrics ","offers":[{"title":"Raw Billet","offer_id":46571288166578,"sku":null,"price":150.0,"currency_code":"AUD","in_stock":true},{"title":"Black","offer_id":46571288199346,"sku":null,"price":150.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0503\/6248\/2866\/files\/Raw_1.png?v=1766372049","url":"https:\/\/gizmosautoelectrics.com.au\/products\/ls-billet-25-overdrive-alternator-pulley-6-rib","provider":"Gizmo’s Auto Electrics ","version":"1.0","type":"link"}