Corteco 603859 Suspension Control Arm Bushing - Front

Corteco 603859 Front Control Arm Bushing

The Corteco 603859 suspension control arm bushing is a front-position replacement part for select Mercedes-Benz compact and performance models. It supports precise suspension movement and helps maintain consistent control arm location in everyday driving.

• Brand: Corteco
• Part number: 603859
• Category: Suspension control arm bushing
• Position: Front
• Weight: 0.50 kg
• Fits 2003-2005 Mercedes-Benz C230, front
• Fits 2001-2005 Mercedes-Benz C240, front, with OE No. 2033330214, 2033331014
• Fits 2001-2005 Mercedes-Benz C320, front, with OE No. 2033330214, 2033331014
• Fits 2002-2004 Mercedes-Benz C200, front
• Fits 2002-2004 Mercedes-Benz C32 AMG, front, with OE No. 2033330214, 2033331014

Key Features

• Front suspension control arm bushing for Mercedes-Benz C-Class applications
• OE-reference fitment for vehicles using OE numbers 2033330214 and 2033331014
• Cross-references Gates 21219 and Standard Ignition 25403 for the same application
• Supports the control arm at the chassis mounting point
• Part number 603859 for catalog and service matching

Detailed Description

Corteco 603859 is a front suspension control arm bushing used on select Mercedes-Benz C230, C240, C320, C200, and C32 AMG models. This bushing helps locate the control arm at the front suspension mounting point, which is critical for maintaining steering response, suspension alignment, and stable road feel. The part number 603859 is also useful when matching OE-style replacement needs against the original Mercedes-Benz reference numbers listed for several applications.

This part cross-references Gates 21219 and Standard Ignition 25403 for the same application.

What It Helps Address

• Excessive front suspension play
• Clunking or knocking from the control arm area
• Uneven tire wear related to worn suspension bushings
• Loose or imprecise steering feel
• Suspension noise during braking or cornering

Installation Notes and Tips

Verify the OE number on the original bushing or control arm before ordering, especially on 2001-2005 Mercedes-Benz C240 and C320 applications that list OE No. 2033330214 or 2033331014. Inspect the control arm, mounting points, and surrounding suspension components for wear before installation. After replacement, a professional wheel alignment is recommended to confirm suspension geometry.

Quality Assurance

Corteco is an established aftermarket brand supplying suspension service parts for European vehicle applications. Use the part number 603859 and the OE references above to confirm correct application before installation.