Moog RK90494 Suspension Control Arm and Ball Joint Assembly - Front Lower Forward

OE-Style Front Lower Forward Control Arm

Moog RK90494 is a front lower forward suspension control arm and ball joint assembly for select Audi and Volkswagen applications. It is built with a forged aluminum arm, pre-greased construction, and included bushings for a direct OE-style replacement on the front suspension.

Compatible with Audi A4, A4 Quattro, A6, A6 Quattro, S4, A8, A8 Quattro, and Volkswagen Passat front lower forward positions, this part number RK90494 is used where precise suspension geometry and stable steering response matter.

Key Features

• Forged aluminum control arm for structural strength
• Pre-greased assembly for ready-to-install service
• Rubber bushings included
• Press-in ball joint mounting type
• Threaded ball joint stud type
• Mounting hardware included
• Gray finish
• Non-adjustable design

Detailed Description

Moog RK90494 is engineered as a premium suspension control arm and ball joint assembly for foreign and domestic nameplates, with an emphasis on structural durability and corrosion protection. The forged aluminum arm helps maintain strength while keeping the assembly appropriate for OE-style suspension service. Rubber bushings are included, and the unit is pre-greased to simplify replacement work. This part number RK90494 is a direct-fit solution for front lower forward suspension service on Audi A4, Audi A4 Quattro, Audi A6, Audi A6 Quattro, Audi S4, Audi A8, Audi A8 Quattro, and Volkswagen Passat models listed in the fitment data.

This part cross-references Dorman OE Solutions 520-762 for the same application.

What It Helps Fix

• Clunking or knocking from the front suspension
• Excessive play in the lower control arm area
• Uneven tire wear caused by worn suspension joints or bushings
• Loose or imprecise steering feel
• Front-end vibration related to worn suspension components

Installation Notes and Tips

Fits 1996-2001 Audi A4, front lower forward. Fits 1996-2001 Audi A4 Quattro, front lower forward. Fits 1998-2000 Audi A6, front lower forward. Fits 1998-2000 Audi A6 Quattro, front lower forward. Fits 1997-1999 Audi A8, front lower forward. Fits 1997-1999 Audi A8 Quattro, front lower forward. Fits 2000 Audi S4, front lower forward. Fits 2001-2002 Audi S4, front lower forward. Fits 2001-2004 Audi A6 Quattro, front lower forward. Fits 2002-2004 Audi A6, front lower forward. Fits 1998-2002 Volkswagen Passat, front lower forward. Fits 2003 Volkswagen Passat, front lower forward.

Verify chassis breakpoints and wheel-size notes before installation, especially on applications that specify 16-inch wheels or chassis-number limits. Because the ball joint uses a press-in mounting type, proper suspension service tools and alignment procedures are recommended after replacement.

Quality Assurance

Moog suspension components are built for OE-style fitment and serviceability, with attention to structural strength and corrosion protection. RK90494 is manufactured as a premium replacement control arm assembly for the listed Audi and Volkswagen applications.