Mercedes W211 W219 350 CDI Front Left N/S Suspension Leg Brake Disc Wheel Hub

Mercedes W211 W219 350 CDI Left Front Knuckle Brake Caliper Disc is a complete component from the Suspension Replacement Kits category, designed for the front axle on the left side. The kit allows for efficient replacement of key drivetrain and braking system components, maintaining factory geometry and the handling characteristics typical of higher-class Mercedes models.

Specifications and technical data

• SKU: A2113306420
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2113306420
• Substitutable numbers: A2113306420, A 211 330 64 20, A2303300325, A 230 330 03 25, A0044200983, A 004 420 09 83, A2114210912, A 211 421 09 12, BG
• Location on the vehicle: Front, Left
• Category: Suspension Component Replacement Kits

Vehicle Application and Placement

The presented kit includes a front knuckle integrated with a brake caliper and disc, prepared for installation on the front left side of the vehicle. This solution simplifies suspension and brake system servicing, reducing the number of separately selected parts and minimizing the risk of improper fitment.

The knuckle is responsible for wheel guidance, transferring loads from the suspension, and cooperating with the hub and steering system. The integrated brake caliper and disc ensure cohesive operation of the braking system with the rest of the components, which translates to stable vehicle behavior during braking and maneuvering.

Technical Characteristics of the Kit

As a component from the Suspension Replacement Kits group, the product is designed to maintain the correct front axle geometry in Mercedes vehicles. The knuckle's construction allows for proper mounting of control arms, shock absorber, hub, and sensors, as well as cooperation with the factory steering system.

Key functional features of the kit:

• complete solution for the front left side – knuckle with brake system components,
• preservation of original suspension and brake mounting points,
• seamless integration with the factory ABS/ESP system (after transferring existing sensors, if required for the specific model),
• suitable for use in accident repairs and comprehensive front suspension overhauls.

Benefits of Using an Original Mercedes Suspension Kit

Choosing a complete knuckle with caliper and disc for a Mercedes allows for reduced service time and a lower risk of geometry issues. A properly selected kit:

• facilitates wheel alignment (toe and camber adjustments),
• ensures predictable vehicle handling at higher speeds,
• allows for even wear of tires and suspension components,
• provides stable, repeatable braking without unwanted vibrations.

For users who value the driving precision and comfort typical of the Mercedes brand, using such a kit is a practical way to restore the vehicle's proper behavior after mechanical damage or wear and tear.

Condition, Origin, and Practical Application

The component comes from the original Mercedes production line and is offered as a used part, which significantly reduces repair costs while maintaining a construction that aligns with factory specifications. This solution is particularly beneficial for:

• repairs after collisions involving front suspension damage,
• drivetrain overhauls in high-mileage vehicles,
• restoring factory specifications after unsuccessful suspension modifications.

For projects combining repair with subtle mechanical tuning, using original used components is often the best compromise between cost and durability. More on the use of second-hand parts in premium automotive can be found in the article Audi on second-hand parts – tuning and repairs without quality loss, which shows how to plan such upgrades wisely.

Why Choose Used Mercedes Suspension Replacement Kits

Original Mercedes suspension components are designed with a significant durability margin, making their reuse in the form of used parts often cost-effective. A properly selected knuckle with caliper and disc kit:

• allows for the preservation of characteristic ride comfort,
• reduces costs compared to new parts,
• simplifies installation thanks to factory mounting points.

If you want to learn more about original dismantled parts, it's worth checking out the guide used parts for Mercedes – original parts from dismantling, which describes the practical aspects of selecting and operating such components.

If you are also looking for other Mercedes Suspension Replacement Kits, check out our dedicated offer: Mercedes suspension replacement kits. This will help you easily assemble the remaining parts needed for a comprehensive front axle repair.