- 60A durometer for Street and 85A durometer for Track.
- Reduces transmission movement under acceleration, braking, and hard cornering reducing the chance of a mis-shift
- Aluminum sleeve like OEM, not steel like other brands
- Best price/best fitment and overall design on the market!
- Fits 996/997 GT2, GT3, GT3-RS and Turbo. Will not fit non-GT cars.