SPL Parts Rear Knuckle Spherical Bushings for 2016+ Mazda Miata (ND) convert the OEM rubber-insert knuckle bushings to low-friction FK spherical bearings with a Teflon liner to eliminate compliance and binding. The full spherical solution removes artificial spring rate and mushiness from the rear suspension, helping maintain alignment under cornering so the tires can deliver better, more consistent grip. Made in the USA.
SPL Parts 2016+ Mazda Miata (ND) Rear Knuckle Bushings