Our SPL FKS monoball bushings for the rear knuckle replace the stock mushy rubber bushings with low-friction articulating spherical bearings, eliminating bushing flex and reducing bind/friction. This maintains optimum suspension geometry under load, to improve handling and feedback.Our SPL FKS series spherical bushings feature FK racing bearings with a self cleaninng and lubricating Teflon liner for long life and maximum performance. Highly precise (machined to 1/1000th inch) CNC machined T6061 aluminum bearing shell provide an accurate fit. Sold as complete kit for one car.Made in the USA. Applications: 2009+ Nissan 370Z (Z34) 2007-2008 Infiniti G35 Sedan (V35) 2008+ Infiniti G37 (V36) Installation Instructions: SPL Parts RKB Z34. SPL Nissan Z34 370Z / Inifinit G37 Rear Spherical Knuckle Bushings. SPL Parts 2009+ Nissan 370Z Rear Knuckle Monoball Bushings. Proudly made, engineered, and assembled in the USA.. Spherical Bushing Kit (Rear Knuckle). Suspension Knuckle Bushing Kit. SPL Z34 Rear Knuckle Bushings. Bushing Kit

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