BC RACING COILOVERS ZX SERIES - BMW 1 SERIES F20 RWD (11-19) (3-BOLT TOP MOUNT) Spring Rates:RECOMMENDED KIT 5/8 KG.MM XHP Gearbox Software Upgrade —

XHP Gearbox Software Upgrade — optimized transmission calibration for faster shifts

Features include:

The major advantage of the ER Series is the ability to adjust compression and rebound independently

The Recommended spring rate offers a balanced baseline suited to most track layouts and tyre setups

BC RACING COILOVERS ZX SERIES - BMW 1 SERIES F20 RWD (11-19) (3-BOLT TOP MOUNT) Spring Rates:RECOMMENDED KIT 5/8 KG.MM XHP Gearbox Software Upgrade —The BC Racing ZX Series is built specifically for racing and intensive track use, offering a true 3 way adjustable damper system at a level normally seen only in high end motorsport suspension. Each ZX kit provides independent adjustment of low speed compression, high speed compression, and rebound, allowing the chassis to be tuned with exceptional precision for different circuits, surfaces, and driving styles. Unlike the inverted motorsport kits, the