AST Suspension 5100 Series Coilovers (Includes Front/Rear Top Mounts) (True Coilover) - 1992-1994 Porsche 911 Carrera RS/RSR 3.8 (964) Trezia Ride-Height Adjustable Yes Damping Adjustment

Ride-Height Adjustable Yes Damping Adjustment 1-Way Front Spring Rates Progressive Rear Spring Rates 7

Subaru's Rear Subframe is mounted on rubber voided bushings to your 2015-2017 Subaru Impreza WRX Base

7 kg/mm (487 lbs/in) Spring Rate (Rear) 8

2009 Audi A4 Convertible 1

2001 BMW X5 4

AST Suspension 5100 Series Coilovers (Includes Front/Rear Top Mounts) (True Coilover) - 1992-1994 Porsche 911 Carrera RS/RSR 3.8 (964) Trezia Ride-Height Adjustable Yes Damping AdjustmentThe 5100 Series shock absorbers for the 1992 1994 Porsche 911 Carrera RS RSR 3. 8 (964) utilize inverted upside down technology. The inverted design is race proven technology and produces an extremely strong damper, providing better suspension geometry under heavy lateral and braking loads as seen in a road and track environment. The 5100 Series shock absorbers give your car a better performance than the standard twin tube design. With the 5100 Series