KONI Special Active FSD Shock (Front) for 2017-2021 Audi A4 AWD (Base, 53mm Clamp) Tredia The Stance XR1 coilovers drop

The Stance XR1 coilovers drop the F80 chassis to a tunable ride height while keeping your factory suspension geometry intact

Faster transient response for better traction on rough track surfaces

2014 Mini Cooper w/ DDC (F56)

1996 Pontiac Firebird

RSF81025 Rear Spring FOF81010 Quantity Full Set (Front & Rear) Fitment Note 1 Height adjustable at the front and rear axle (threaded strut housings)

KONI Special Active FSD Shock (Front) for 2017-2021 Audi A4 AWD (Base, 53mm Clamp) Tredia The Stance XR1 coilovers dropKONI Special Active shocks for the 2017 2021 Audi A4 AWD use KONI's patented Frequency Selective Damping (FSD) technology to deliver two damping curves in one fixed shock soft for low frequency road inputs (comfort) and firm for high frequency body motion (control). The result is a daily driver that feels composed without compromising ride quality. FSD reacts to the road, not to a driver setting, so there's nothing to adjust and nothing to wear out.