SPL Parts Rear Spherical Knuckle Bushing Kit - 2017-2020 BMW 440i xDrive Gran Coupe (F36) Drive Shafts and Drivelines the H&R Super Sport Springs

the H&R Super Sport Springs feature a progressive coil design that supports both performance and comfort

Designed to be 100% street legal and compliant with safety standards

The Bilstein B4 OE Replacement shocks are built with precision-machined components and feature a gas-pressure design that enhances damping performance

this kit helps improve steering response and vehicle stability

It is ideal for enthusiasts seeking a balance of street performance and longevity

SPL Parts Rear Spherical Knuckle Bushing Kit - 2017-2020 BMW 440i xDrive Gran Coupe (F36) Drive Shafts and Drivelines the H&R Super Sport SpringsThese Rear Traction Arm Knuckle Bushing for the 2012 2015 BMW 335i (F30) replace the rubber factory bushing attaching the lower control arm to the knuckle with a low friction teflon lined spherical bearing. Replacing the OEM component with this bushing will allow for less deflection under heavy load, and less bind as the arm travels through its suspension. We use the largest possible FK bearing in this location for increased longevity and lower NVH.