Bilstein SZ Series 1.81" (46mm) Steel Shock - 9" Stroke - 235 lb. Rebound, 290 lb. Compression F4-B46-0207-ZR

Bilstein SZ/SL/SLS Series Shock Absorbers. It is recommended that you replace shocks in pairs (both front shocks, or both rear shocks). 46mm diameter sealed steel body, converts to coilover applications The product benefits at a glance: Monotube gas pressure construction Plated for durability and rapid heat dissipation Bilstein's famous consistent, fade-free performance Custom valving is available Available 4-Bar Dirt Modified Race Shock Kit Packages includes shocks, instructions and recommended set-ups Applications: Modifieds, Late Models and Stock Cars/Hobby Stocks Download the product PDF Monotube Technology - the Number-One Choice in Motorsports The original and best mono-tube gas pressure shock absorbers all wear the Bilstein name, because Bilstein shock absorbers are the best there is. The number-one choice in motor-sports and for series-production sports cars, the monotube shock absorber has a unique design that affords the freedom to choose the ideal installation position or location. Monotube shocks feature a large surface on the working piston which increases the damping power and provides better handling. The design of the monotube shock improves the dissipation of heat which improves the life of the shock and enables a consistent and dependable level of absorber performance. Bilstein's Upside-Down Technology creates a safer functioning shock absorber. Gas Pressure Technology - Full Damping Power Under Extreme Stress Bilstein's gas pressure technology has become an established standard in the automotive industry. By employing a chamber of high pressure gas to keep the oil in the absorber under pressure, Bilstein's Gas Pressure Technology prevents the shock from becoming over-heated. Over-heating can cause the oil within the shock to begin foaming. Because this technology prevents over-heating, Bilstein shock absorbers provide full damping power even when 2 Year / 200,000 mile warranty.