The SPL RKB FRS replaces the squishy rubber bushing located in the rear knuckle where the traction arm connects with a solid FK spherical bushing. The FK bearing is US-made, PTFE-lined, and eliminates bushing deflection during braking and acceleration, providing better tire feel and sharper response, while also reducing suspension bind.Sold as a pair.Made in the USA

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SPL Parts

SPL Parts is a leader in precision suspension upgrades, renowned for their focus on adjustability and advanced suspension geometry optimization. Their components, such as control arms, toe links, and sway bar end links, are crafted from aerospace-grade materials, offering unmatched strength and lightweight design. What sets SPL Parts apart is their dedication to providing race-ready alignment solutions, allowing enthusiasts and racers to fine-tune their vehicles for maximum handling performance. With an emphasis on innovation and precision, SPL Parts delivers the tools needed to dominate both the track and the street.

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