Dorman - OE Solutions Suspension Control Arm and Ball Joint Assembly P/N:521-031
Refresh the rear suspension of your 2003-2009 Nissan 350Z or 2003-2007 Infiniti G35 with this Dorman suspension control arm and ball joint assembly, part number 521-607, built for the rear left upper position. This control arm with ball joint directly replaces the original equipment on the listed applications. Dorman puts it through an industry-leading evaluation process intended to deliver a smooth ride, directional stability and predictable dynamics.
The upper control arm connects the rear wheel carrier to the chassis. It helps locate the wheel and guide its movement as the suspension travels. Signs this part may need replacing include clunking over bumps, uneven tire wear, a wandering feel, or worn bushings and ball joint play found during inspection. See the Buyer's Guide tab for engine details.
Interchange: 102-6598
1026598 · TC6670 · CA10297 · 4CB30064 · RK621762 · CMS30167 · 2606290 · 55502AL50E · SK521607
This part cross-references / interchanges with the following part numbers:
Is this the right 350Z control arm for a 2003-2009 Nissan 350Z?
It is a direct replacement for the rear left upper position on the 2003-2009 Nissan 350Z. The Buyer's Guide tab has the full fitment chart.
Does it also work as a G35 control arm on the 2003-2007 Infiniti G35?
Yes. It fits the rear left upper position on the 2003-2007 Infiniti G35.
What comes pre-installed on this Dorman control arm?
The ball joint and bushings arrive already installed in the arm, so you do not need to press them in separately. This saves time and labor.
What should I know before installing it?
Follow the vehicle service information for the procedure, torque values and correct fasteners, including whether the originals may be reused. A wheel alignment check afterward is recommended.
What are signs the rear upper control arm may be worn?
Common signs include clunking over bumps, uneven tire wear, a wandering feel, and worn bushings or ball joint play. Diagnose the cause before replacing parts.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.