{"product_id":"4-88-ratio-ring-pinion-set-for-gm-12-bolt","title":"4.88 Ratio Ring \u0026 Pinion Set for GM 12 Bolt","description":"The USA Standard Ring \u0026amp; Pinion gear set is specifically engineered for GM 12 bolt truck applications, offering a 4.88 ratio to optimize performance. This set includes a 8.875\" ring gear diameter, a 30-spline pinion, and is designed for use with 12 ring gear bolts. Manufactured by USA Standard Gear, this component is a direct fit for the specified GM 12 bolt truck differentials. Ensure compatibility with your specific vehicle configuration before purchase. Technical specifications include a 30 spline pinion and 12 ring gear bolts. This product fits GM 12 bolt trucks and has a 4.88 ratio with an 8.875\" ring gear diameter.","brand":"Zumbrota Drivetrain","offers":[{"title":"Default Title","offer_id":52871822246200,"sku":"ZG GM12T-488","price":332.89,"currency_code":"USD","in_stock":true}],"url":"https:\/\/store.motormia.co\/products\/4-88-ratio-ring-pinion-set-for-gm-12-bolt","provider":"MOTORMIA","version":"1.0","type":"link"}