HD, for stock suspensions
Front Bilstein Heavy-Duty (HD) shock. HD shocks are for cars with the standard, factory suspension. They are typically about 20% firmer than the original shock, improving body roll, brake dive, and overall handling. Includes top nut. Price is per shock.
This Bilstein HD Front shock fits the following BMWs:
325i, 325is, 325ic (convertible)
318i, 318is, 318ic
328i, 328is, 328ic, 323i, 323is, 323ic
328is, 328ic, 323is, 323ic (two door models only in 1999)
Z3 1.9,Z3 2.3, Z3 2.5, Z3 2.8, Z3 3.0