Connect the rear wheel assembly to the chassis and guide its up-and-down travel with the Mevotech Supreme control arm, part number CMS70123, a rear upper arm built as a direct-fit replacement for the listed applications. It fits many vehicles, among them the 2005-2024 Volkswagen Jetta, 2012-2022 Volkswagen Passat and 2009-2025 Volkswagen Tiguan, along with a wide range of other Volkswagen and Audi models. See the "Vehicles it fits" section for the full list.
Mevotech engineers its Supreme parts in-house and adds application-specific upgrades aimed at durability and performance. The Supreme control arm line is designed for high-usage passenger and commercial vehicles, SUVs, fleets and working trucks.
- Optimal performance: Stamped steel construction built to OE specifications or better.
- Corrosion resistance: A protective surface treatment helps prevent rust buildup.
- Precise engineering: Developed inside and out for durability and straightforward installation, with premium materials used on all components.
- Rigorous testing: Put through extensive in-house and third-party durability testing.
In the rear upper position, this arm helps locate the rear wheel and control its movement as the suspension travels. Signs it may need replacing include clunking or knocking over bumps, uneven rear tire wear, or a loose, wandering feel. Other suspension parts can cause the same symptoms, so diagnose the cause before replacing. Have the wheel alignment checked after installation.
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Frequently Asked Questions
Is this the right control arm for a 2005-2024 VW Jetta?
CMS70123 is listed as a rear upper control arm for the 2005-2024 Volkswagen Jetta. Use the "Vehicles it fits" section to check your exact vehicle.
What does a Mevotech Supreme suspension control arm do?
It links the wheel assembly to the vehicle's chassis and guides the wheel's up-and-down movement. CMS70123 is a rear upper arm.
What is CMS70123 made of?
Mevotech lists stamped steel construction with a protective surface treatment that helps prevent rust buildup.
What are signs a rear upper control arm may need replacing?
Common signs include clunking over bumps, uneven tire wear and a loose or wandering feel. Other suspension parts can cause similar symptoms, so diagnose the cause first.
Is anything special needed for installation?
Follow the vehicle service information for the correct fasteners, torque values and whether the original fasteners may be reused. Have the wheel alignment checked afterward.
