Mercedes benz w177 A-Class Rear Bumper - Original Used Parts

Diagnosis and Common Symptoms

The rear bumper assembly on the W177 A-Class serves as more than a cosmetic cover; it is a housing for critical safety systems. Common symptoms requiring replacement include visible structural cracks, sheared mounting tabs, or deformation from low-speed impacts. Technical issues often manifest as "Active Parking Assist Inoperative" or "Blind Spot Assist Unavailable" messages on the instrument cluster. These errors frequently stem from internal damage to the bumper’s sensor mounting brackets or a compromised harness path, which prevents the ultrasonic sensors and radar modules from maintaining factory-specified calibration.

Introduction

Sourcing a replacement for the W177 chassis requires precision to ensure all ADAS sensors and mounting clips align perfectly with the rear quarter panels. We provide Genuine used rear bumpers that maintain the structural integrity and aerodynamic profile intended by Mercedes-Benz. Every unit is inspected for tab integrity and mounting point stability to ensure a flush fitment. Choosing a Genuine used component over an aftermarket alternative ensures that the material density is correct for radar wave transparency and impact safety.

Product Details

• Brand: Mercedes-Benz

• Model Compatibility: A-Class W177 (V177 Sedan / W177 Hatchback)

• Part Name: Rear Bumper Assembly

• Condition: Genuine Used (Tested Working)

• Notes: Unit is inspected for structural hairline fractures and mounting point rigidity. Compatible with Parktronic and Blind Spot Assist configurations. Please verify if your vehicle requires the AMG-Line or Progressive/Style variant before purchase.