Locate the wheel and control front-suspension motion with the Mevotech Supreme control arm and ball joint assembly, MPN CMS70144. This is the front right upper rearward arm, and it drops in as a direct-fit replacement for the listed applications: 2009-2016 Audi A4, 2009-2016 Audi A4 Quattro, 2008-2009 and 2012-2015 Audi A5, 2008-2017 Audi A5 Quattro, 2012-2017 Audi Q5, 2013-2015 Audi RS5, 2010-2016 Audi S4, 2008-2017 Audi S5, and 2014-2017 Audi SQ5. See the Buyer's Guide tab for the full engine-level list.
A worn control arm or ball joint can show up as clunking over the road, loose or wandering steering, and uneven front tire wear. If a failed original is the cause, this Mevotech Supreme suspension control arm replaces the arm and its integrated ball joint as one unit.
Interchange: 521-254
521254 · 19296512 · SD37071 · 8K0407510N · TC2336 · CB12078 · CB12098 · CB12098PR · CA2208 · CA4636 · CAK620999 · CAK621124 · RK620999 · RK621124 · 30036552 · 5021332 · X01CJ0700 · JTC1182 · JTC1289 · 8K0407510A
This part cross-references / interchanges with the following part numbers:
What is the Mevotech Supreme control arm with ball joint CMS70144?
It's the front right upper rearward suspension control arm with an integrated ball joint, replacing the worn original arm and ball joint as a single unit on the listed Audi applications.
Does this fit an Audi S5 control arm replacement?
Yes—it's listed for the 2008-2017 Audi S5, among other applications. Check the Buyer's Guide tab to confirm the exact year and engine for your vehicle.
Is mounting hardware included?
A part-specific hex nut is provided to speed ball joint installation. Consult the vehicle service information for any other required fasteners and whether they may be reused.
What are the signs my control arm or ball joint may need replacing?
Clunking over bumps, loose or wandering steering, and uneven front tire wear can point to a worn arm or ball joint. Diagnose the cause before replacing.
What is this control arm made of?
Forged aluminium construction, with an additional surface treatment on the ball joint that helps prevent rust build-up.
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.
