Mercedes W203 R171 Front Brake Calipers Set Pair A0034202383

Mercedes W203 R171 Front Brake Calipers Set Pair is an original set of brake system components designed for installation on the front axle of Mercedes vehicles. The set includes a pair of calipers, which facilitates maintaining uniform braking characteristics on both sides of the axle and allows for consistent, technically correct system maintenance. This solution is particularly beneficial for repairs where structural compatibility and stable brake performance are essential.

Specifications and technical data

• SKU: A0034202383-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0034202383
• Substitutable numbers: A 003 420 23 83, A0034202383, A 004 420 31 83, A0044203183
• Location on the vehicle: Front
• Part type: Brake Caliper
• Category: Calipers & Brackets

Technical characteristics and intended use

The presented set belongs to the Brake calipers and carriers category, meaning it is responsible for the direct transfer of force from the hydraulic system to the brake pads and disc. The set is designed for installation on the front of the vehicle, thereby handling the primary portion of braking force, which is crucial for vehicle stability during intense deceleration. A complete pair of calipers allows for the simultaneous replacement of both components on the axle, which, from a vehicle mechanics perspective, is a solution that promotes even pad wear, repeatability of braking force, and predictable vehicle behavior in emergency situations.

Benefits of using original front calipers

The use of original calipers in Mercedes W203 and R171 models ensures:

• maintenance of factory mounting geometry relative to the steering knuckle and brake disc,
• proper cooperation with the stock hydraulic system and brake lines,
• appropriately selected pad-to-disc clamping force, in accordance with the vehicle manufacturer's specifications,
• structural consistency of the entire front axle brake system. As a result, the brake system maintains predictable operating characteristics, which directly impacts driving safety, vehicle stability during braking, and overall comfort.

Condition, selection, and practical service application

The offered set comes from the secondary market, which allows for economical reduction of repair costs while maintaining the original caliper design. This type of solution is frequently chosen in professional workshops, where both compliance with factory specifications and rational management of the repair budget are important. When selecting calipers for a specific vehicle, it is worth paying attention to compatibility with the body style and brake system version, as well as the mounting parameters of the front axle. The product has an assigned OEM part number and interchangeable numbers, which facilitates compatibility verification in service catalogs and parts selection systems without the need for structural modifications to the system.

Professional approach to brake system repair

Replacing the front calipers in a Mercedes W203 or R171 is a significant stage of brake system maintenance, especially when symptoms of uneven braking, disc overheating, or improper piston operation occur. Using a complete pair of calipers allows for:

• achieving similar operating characteristics on the left and right sides of the axle,
• reducing the risk of the vehicle pulling to one side during braking,
• more predictable vehicle behavior in emergency conditions. To better plan your repair and make informed decisions when using secondary market parts, it is worth familiarizing yourself with practical tips regarding the selection and operation of such components – these are discussed in detail in the article Brake calipers under the microscope: How to effectively reduce brake system repair costs by choosing proven recycled parts.

Expanding brake zone maintenance for Mercedes

If you are planning a comprehensive repair or upgrade of the brake zone in your Mercedes and need other components from the same group, such as additional carriers, mounting hardware, or caliper brackets, check out the available parts in the Mercedes Brake calipers and carriers category.

Summary

Mercedes W203 R171 Front Brake Calipers Set Pair is a technically matched set for users and service centers that want to maintain factory braking characteristics while reducing costs. The original design, intended use for front axle installation, and the complete pair of components make this product a solid foundation for professional brake system maintenance in Mercedes vehicles of this series.