{"product_id":"suncoast-coa-12802-300m-alloy-input-shaft-12-7-8-turbo-splines","title":"Suncoast 300M Alloy Input Shaft, 12-7\/8\" - Turbo Splines","description":"\u003cp\u003e \u003c\/p\u003e\n\n\u003cp class=\"page-title\"\u003e\u003cstrong\u003e300M ALLOY SHAFT, TURBO SPLINES, 12-7\/8\" (FITS 1.69, 1.76, 1.80, 1.89, 1.96, 2.03)\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003eThe Coan Racing COA‑12802 300M Alloy Input Shaft (Turbo Spline, 12-7\/8″) is a premium, high-strength replacement shaft engineered for GM Powerglide transmissions with turbo-style splines. Crafted from 300M alloy, this shaft is renowned for its outstanding tensile strength and wear resistance, ensuring durability even under extreme torque conditions.\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003eIt fits seamlessly into units configured for low-gear ratios spanning 1.69 all the way to 2.03, offering broad compatibility without modification. Whether you’re building a high-horsepower street car or a competitive drag setup, the COA‑12802 delivers robust performance, long-lasting reliability, and a direct-fit upgrade path for turbo-spline Powerglide assemblies.\u003c\/p\u003e","brand":"Suncoast Performance","offers":[{"title":"Default Title","offer_id":48219452670193,"sku":"COA-12802","price":341.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/1344\/3057\/files\/300M-Alloy-Input-Shaft_-12-7-8_-Turbo-Splines-Suncoast-Performance-151323730.jpg?v=1779831732","url":"https:\/\/tamelessperformance.com\/products\/suncoast-coa-12802-300m-alloy-input-shaft-12-7-8-turbo-splines","provider":"TAMELESS PERFORMANCE","version":"1.0","type":"link"}