TR Final Drive Gear Set for EVO 8/9 5-speed (4.90) Corvette Its streamlined design fits seamlessly

Its streamlined design fits seamlessly into your racing gear bag

The RSD kit is removable when needed

Crafted by Bell Racing Helmets using the same manufacturing processes as full-size helmets

Step up to the Bell HP6 EVO-II RD-4C/EC 8860-2018 Carbon Fiber Racing Helmet and experience uncompromised visibility

Integrated ZeroNoise® electronics

TR Final Drive Gear Set for EVO 8/9 5-speed (4.90) Corvette Its streamlined design fits seamlesslyTR Final Drive Gear Set raises the overall gearing of EVO. It enables the modification of the final gear ratio, adjusting the power band and gear ratios to tune better performance car. Kit includes center ring gear and output shaft. Check out the product testing here. Gear Ratio: 4. 90