{"product_id":"4-71-ratio-final-drive-gear-set","title":"4.71 Ratio Final Drive Gear Set","description":"The MFactory MF-TRS-02B47 final drive gear set offers a 4.71 ratio, providing an enhanced gear ratio for Honda B-series engines. This gear set is specifically engineered for use with B16, B17, and B18B (LS) engines, paired with YS1, Y80, S80, Y21, S21, and S4C transmissions. It is designed for hydro transmissions featuring a 109mm ring gear hole. The MFactory gear sets are fully computer-designed and CNC machined from high-strength materials, ensuring durability and performance. Upgrading your final drive ratio can significantly impact acceleration, making it a popular modification for performance-oriented builds. This 4.71 ratio is ideal for drivers seeking improved acceleration and a more aggressive feel, especially when paired with larger tires or for track use.","brand":"MFactory","offers":[{"title":"Default Title","offer_id":52689085563192,"sku":"MF-TRS-02B47","price":678.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/687382355.jpg?v=1784901638","url":"https:\/\/store.motormia.co\/products\/4-71-ratio-final-drive-gear-set","provider":"MOTORMIA","version":"1.0","type":"link"}