Brake booster reservoir
Position: Rear upper suspension
Precision CNC-machined from lightweight 6061 billet aluminum and finished in a premium satin anodize
Quiet Cold Start: Reduced cold-start noise compared to stock
connected drivetrain feel
Cusco Circuit Track Sys. Coilovers 8K Front / 7K Rear Monotube 24-Way - 2022+ Toyota GR86 & Subaru BRZ tuning Brake booster reservoirCusco's Sport R Circuit Track System Coilovers for 22+ GR86 & BRZ, perfect for hardcore trackrats looking to get the most from their vehicles suspension lap after lap with Cusco's proven products. (Product may differ from photos) (Contact us to order optional spring rates) Spring Rate: Default: Front: 11kgf mm, ID=65mm, L=150mm Rear: 13kgf mm, ID=65mm, L=150mm Optional: Front: 9, 10, 12, 13, 14, 15, 16kgf mm Rear: 9, 11, 12, 14, 15, 16, 18kgf mm Ride