Bilstein Shocks 49-135985 Features: Bilstein B16 Damptronic Threaded Body With 20mm Adjustment Range Electronic Damping Adjustment Precise Compressing And Rebound Settings Comfort To Competition Monotube Gas Pressure Construction Triple-C Coating Provides Resistance To Corrosion Height: 8.30 Width: 11.00 Length: 30.30 Weight: 55.12 lbs Fitment: PORSCHE 2006 - 2012 911 CARRERA 4 Position: Front and Rear 2006 - 2012 911 CARRERA 4S Position: Front and Rear 2007 - 2012 911 TARGA 4 Position: Front and Rear 2007 - 2012 911 TARGA 4S Position: Front and Rear 2007 - 2012 911 TURBO Position: Front and Rear 2011 - 2012 911 TURBO S Position: Front and Rear 2012 - 2012 911 CARRERA 4 GTS Position: Front and Rear