Overview Reviews Product Description Coil-Over Kit - 2.5 in ID Spring - 2 in Shock - 7 in Sleeve - Aluminum - Black Anodized - 6100 / 7100 Series Shocks - Kit Product Videos Custom Field Product Reviews Write a Review Write a Review × Bilstein 2.5in C/O Kit for 2in 6100/7100 Series Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *