Corteco 21652814 Suspension Control Arm Bushing

Corteco Suspension Control Arm Bushing 21652814

The Corteco 21652814 suspension control arm bushing is built for front suspension applications that require precise bushing dimensions and OE-style fitment. With a 12.2 mm inner diameter, 65 mm outer diameter, and 80 mm total length, it supports control arm mounting points used across select Audi and Volkswagen models.

Compatible with front, front lower rearward, front lower, and front inner positions on applications such as Audi A4, Audi A6 Quattro, Audi A8 Quattro, S4, S8, RS6, and Volkswagen Passat. This part number 21652814 is also referenced by several OE and aftermarket numbers for the same application.

• Suspension control arm bushing for front suspension service
• 12.2 mm inner diameter, 65 mm outer diameter, 80 mm overall length
• Used in front lower rearward, front lower, front inner, and front positions
• Fits select Audi A4 and Audi A4 Quattro front lower rearward applications
• Fits select Audi A6 Quattro, A8 Quattro, S4, S8, RS6, and Volkswagen Passat applications
• This part cross-references Delphi TD439W and SKF 17659 for the same application

Detailed Fitment and Application

Use this Corteco suspension control arm bushing when servicing worn front suspension pivot points on vehicles that call for the listed OE dimensions and position-specific fitment. It is listed for 1996-2011 Audi A4, A4 Quattro, A6, A6 Quattro, A8, A8 Quattro, RS6, S4, S8, and 1996-2005 Volkswagen Passat applications, including front lower rearward and front inner configurations where specified. For Audi A4 and Audi A4 Quattro, the 21652814 application appears in both front and front lower rearward positions depending on year and suspension layout.

• Fits 2011 Audi A6 Quattro, front
• Fits 1999-2001 Audi A6 Quattro, front
• Fits 2004-2010 Audi A8 Quattro, N/A
• Fits 2007-2008 Audi A4, N/A
• Fits 2007-2008 Audi A4 Quattro, N/A
• Fits 2004-2008 Audi S4, front lower rearward
• Fits 2004-2006 Audi A4, front lower rearward
• Fits 1996-1997 Audi A4, front lower rearward
• Fits 2004-2006 Audi A4 Quattro, front lower rearward
• Fits 1996-1997 Audi A4 Quattro, front lower rearward
• Fits 2005 Audi A4, front lower
• Fits 1997-2005 Audi A4 Quattro, front
• Fits 2003-2005 Volkswagen Passat, front lower rearward
• Fits 2000-2005 Volkswagen Passat, front
• Fits 1996-1997 Volkswagen Passat, front
• Fits 1997-2004 Audi A4, front
• Fits 2002-2004 Audi A6 Quattro, front inner
• Fits 1998 Audi A6 Quattro, front inner
• Fits 2003-2004 Audi RS6, front lower rearward
• Fits 2003 Audi A8 Quattro, front lower rearward
• Fits 2003 Audi S8, front lower rearward
• Fits 2001-2003 Audi S8, front
• Fits 1997-2002 Audi A8 Quattro, front lower rearward
• Fits 2001-2002 Audi S8, front lower rearward
• Fits 1998-2001 Audi A6, front
• Fits 2000 Audi A8, front
• Fits 1997-1999 Audi A8, front lower rearward
• Fits 1998-1999 Volkswagen Passat, N/A
• Fits 1998 Audi A4, front lower rearward
• Fits 1998 Audi A4 Quattro, front lower rearward

Common Symptoms This Part Can Address

• Clunking or knocking from the front suspension
• Excessive play at the control arm mounting point
• Uneven tire wear caused by worn suspension bushings
• Loose or unstable steering feel over bumps
• Visible cracking, separation, or deterioration in the original bushing

Installation Notes and Tips

Confirm the control arm position, OE number, and bushing dimensions before installation. This application includes multiple Audi and Volkswagen fitments with different front suspension locations, so match the vehicle year, model, and position carefully. Press-fit suspension bushings typically require proper removal and installation tools to avoid damaging the control arm or the new bushing.

Quality Assurance

Corteco is an established aftermarket brand with OE-level application coverage across European vehicle platforms. Part number 21652814 is cataloged with multiple interchange references, including OE number 4D0 407 183 AC and related cross-references for the same application.