2021 Mercedes-Benz EQC 400 AMG Line 4MATIC Electric · Y999 DRW

Unblemished test results dominate the recent mechanical evaluation of this Mercedes-Benz, punctuated only by a single tyre failure in late 2024. The vehicle successfully secured an MOT pass on the ninth of January 2026 with zero defects recorded, matching the clean outcomes of the previous tests in December 2024 and February 2023. The sole blemish on an otherwise spotless statutory history occurred during a November 2024 examination, where the offside rear tyre was failed due to a structural cut reaching the cords. This specific tyre replacement was rectified promptly, leading to an immediate pass days later, indicating a stable trajectory of compliance without chronic recurring mechanical faults or structural corrosion flags. Accumulating 40,254 miles over its five-year operational lifespan translates to an average of roughly 8,051 miles annually, positioning this electric crossover firmly within typical usage parameters for its age. This steady accumulation rate avoids the accelerated component fatigue associated with heavy fleet or commercial use, while equally steering clear of the potential risks linked to prolonged periods of standing stationary. Mechanically, a standard mileage profile of this nature implies that high-voltage battery cycles, suspension dampers, and steering joints have experienced normal operational wear without intensive degradation, though standard consumable checks remain necessary. Given the structural tyre failure noted in late 2024, prospective buyers must carefully inspect all four current tyre sidewalls for abrasions, bulges, or cracking, particularly given the heavy kerb weight characteristic of large electric vehicles. During the static inspection, verify that the alloy wheels show no structural impact damage that could have precipitated the previous tyre carcass failure. Pay close attention to the air suspension components and lower control arms, as the substantial mass of the EQC platform places continuous mechanical loads on these linkages during cornering and braking maneuvers. On the dynamic test drive, evaluate the regenerative braking transition and overall pedal feel, listening intently for any dull knocks or suspension clunks from the front and rear axles when navigating potholes or speed humps. Ensure the steering tracks straight without pulling under heavy braking, and test the multi-link suspension composure over undulating road surfaces to confirm that dampers and bushings are operating silently. Given the absence of historical advisory data beyond the tyre issue, the primary focus during a physical inspection should rest on verifying the condition of high-wear chassis components and verifying even tread wear across all four corners.