ISR Performance Rear Trailing Arms for 2013-2016 Scion FR-S RWD (ZN6) big-brake-kits Digressive valving controls chassis movement

Digressive valving controls chassis movement on transitions while blowing off big-bump forces for grip

1998 BMW 325i Cabrio (E36)

Athlete G RWD (GRS210)

making the TPU a long-term investment for enthusiasts serious about their Forester setup

The Vogtland Club Lowering Suspension Kit for your 2005-2018 Fiat Grande Punto 1

ISR Performance Rear Trailing Arms for 2013-2016 Scion FR-S RWD (ZN6) big-brake-kits Digressive valving controls chassis movementISR Performance Rear Trailing Arms for the 2013 2016 Scion FR S (ZN6) are built to control rear wheel squat and hop under hard acceleration, keeping the rear axle planted when you dump the clutch. If you've lowered the FR S on coilovers or dropped springs, factory hardware in this location can no longer keep the alignment honest these parts solve that problem and sharpen how the chassis feels under load. Every ISR rear trailing arms set uses CNC