Whiteline Front Control Arm Kit for 2015–2020 BMW F8X M2/M3/M4 is a four-arm set engineered to address worn OEM tension strut arms and front-end geometry issues. Constructed with sealed ball joints, adjustable synthetic elastomer bushings and sealed inner bearings, the kit allows +/-0.5° caster adjustment to improve straight-line stability, steering feel and front-end grip. Supplied with high-strength ball joints, low-compliance bushings and installation guide; kit contains four arms and related hardware.
Whiteline 15-18 BMW M3 / 15-20 M4 / 16-21 M2 (F8X) Front Control Arm Kit