Carbonetic Close Ratio Gear Set Honda Civic Si 99-00

Carbonetic Close Ratio Gear Set Honda Civic Si 99-00

In order to derive the maximum performance from the motor, it is very important to have a proper gear ratio. However, the performance is frequently not in the first objective when the stock gear ratio is determined. The Carbonetic shorter final gears and close ratio gears are made with the clear performance objective and offer aggressive acceleration and faster lap time.

With the gear ratio closer to each other than stock, Carbonetic Close Ratio Gear set is designed to keep the engine rev at the optimal range. Improve your lap time by keeping the rev at the most powerful range. -VTEC is fully utilized.

Can be combined with Carbonetic Final Gear.

3rd & 4th gear are reinforced with the special shot peening.

Engine : B16A

Trim : Si

5MT

*Carbonetic close ratio gear set does not fit B16A or B18 cable transmission.
*If your transmission is from a GSR whose second gear ratio is 1.90, or if it has a second gear ratio similar to 1.90, ACROSS recommends to change the second gear ratio to 2.10 (Integra Type R). To change the 1.9 to 2.1, you need Type R mainshaft and the second gear for the countershaft.
*If you are using our 4.928 final gear for your transmission, please choose A37122-16 1st gear.