KYB Gas-a-Just monotube strut for BMW 3 Series (318/323/325/328/330 variants) combines an air-free hydraulic chamber and a high-pressure nitrogen gas chamber to provide responsive damping with reduced fade. The two-chamber design aims to balance comfortable everyday ride quality with immediate performance on demand, delivering consistent control and resistance to aeration compared with traditional twin-tube shocks.
KYB BMW 318/323 Series /325Ci/325i/328Ci/328i/328is/330Ci/330i Gas-a-Just Strut