SZ Series Driver or Passenger Side Monotube Smooth Body Non-Adjustable Shock Absorber (33-239514) by Bilstein. Quantity: 1 per Pack. Converts to coilover applications. Sealed steel body stock mount shocks and struts. These shock kit packages are perfect for dialing in your car. Everything is included...the shocks, instructions and recommended set-ups. Gas Pressure Technology. Over time, the mono-tube gas pressure technology developed by BILSTEIN has established itself as a standard in automotive construction. This technology involves keeping the oil in the absorber under pressure, which prevents it from foaming when temperatures and loads are increasing. As a result, full damping power is retained even when the system is placed under extreme stress, a feature that can be observed in the self-lowering piston. Mono-tube Upside-Down Technology. The original and best: The original mono-tube gas pressure shock absorbers bore the BILSTEIN name, and were still responsible for producing the b
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