BMW F8X M2/M3/M4, G8X M3/M4 Adjustable Traction arms (pair) #1430-50MM The GKTECH S-chassis bolt in

The GKTECH S-chassis bolt in gusseted power brace has been designed to help to reinforce your K-frame where it needs it

then you do not need to select this option

Rear knuckle bushes

ATTENTION: There are two different types of the internal flares on the OEM brake lines

BMW F8X M2/M3/M4, G8X M3/M4 Adjustable Traction arms (pair) #1430-50MM The GKTECH S-chassis bolt inThe GKTech F8X M2 M3 M4, G8X M3 M4 Adjustable Traction arms give you the ability to tune your vehicle's rear traction. This gives you the ability to adjust the arms to eliminate bump steer and alter other rear suspension traction settings to improve suspension response. The lengths on these arms are fully adjustable and with the right adjustments, you can change the position and pitch of which the suspension rotates on, along with the amount of "anti