SPL FKS Rear Upper Arm Monoball Bushings 350Z/G35/370Z/G37


Our SPL Parts FKS Rear Upper Control Arm Monoball Bushings (RUAB) 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.

SPL Parts Monoball Bushings feature FK racing bearings with a self lubricating Teflon liner for long life and maximum performance.  Highly precise (machined to 1/1000th inch) CNC machined T6061 aluminum bearing shells provide an accurate fit.

Kit complete for one car.

Made in the USA.


  • 2003-2008 Nissan 350Z Z33
  • 2003-2008 Infiniti G35 Sedan V35
  • 2003-2007 Infiniti G35 Coupe V35
  • 2009+ Nissan 370Z Z34
  • 2008+ Infiniti G37 V36

Installation Instructions:
SPL Rear Upper Arm Bushings

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