Bilstein AS2 Series 46mm Monotube Shock Absorbers Deliver Track-Ready Grip and Tuning.

Get track-ready grip and precise ride height tuning with the Bilstein AS2 monotube shock absorber.

Built for racers needing a rebuildable aluminum foundation, this 46mm bore delivers superior track performance.

• Monotube Grip: This 46mm monotube uses a base valve to lower gas pressure for extra cornering grip.
• Ride Height Control: The threaded aluminum body lets you dial in precise ride height with your coilovers.
• Heat Control: The aluminum body dissipates fluid heat during hard use for stable suspension performance.
• Lasting Durability: A hard anodized coating reduces internal friction to boost structural strength and reliability.
• Custom Rebuilds: Racer-rebuildable design lets you service the shock using separately sold piston bands.
• Compact Weight: Measuring 29.5 by 3.5 by 3.5 inches, this 7.0-pound shock saves unsprung weight.

Take it to the track and enjoy race-rebuildable performance that holds its tune.