2025 Mercedes-Benz EQB 300 AMG Line Premium + 4M Electric · GD74 HZX

The 2025 Mercedes-Benz EQB 300 AMG Line Premium +4M presents an MOT history void, meaning no prior roadworthiness assessments have been recorded by the DVSA. This absence of official test results precludes any evaluation of a maintenance trend—whether the vehicle has demonstrated stability, gradual deterioration, or irregular servicing patterns over time. Without historical data, the absence itself suggests either a recent acquisition or a vehicle that has not yet reached the typical 12-month MOT interval for its age, particularly given its relatively new build year. For a prospective buyer, this lack of prior MOT history does not inherently indicate mechanical instability but does necessitate heightened scrutiny during the inspection process, as any latent issues may not have been flagged in previous assessments. The vehicle’s age and the potential for early-stage wear or component fatigue become critical considerations, especially given the EQB’s reliance on electric powertrain components, which may exhibit different degradation patterns compared to traditional internal combustion engine vehicles. The mileage data for the EQB 300 AMG Line Premium +4M is not provided, which complicates any assessment of annual usage rates or wear progression. However, given its 2025 model year and the absence of mileage figures, it is plausible that the vehicle has either been acquired new or has accumulated relatively low mileage within a short period. For an electric vehicle of this class, low mileage alone does not guarantee mechanical soundness, as certain components—such as the electric motor windings, battery cells, and high-voltage connectors—can degrade over time due to calendar age rather than distance traveled. Additionally, the vehicle’s suspension, brakes, and exhaust systems may exhibit signs of wear even at low mileage if the vehicle has been subjected to rough driving conditions, prolonged idling, or frequent short trips that stress the drivetrain. The absence of mileage data also means that any potential for rapid mileage accumulation—common in some used electric vehicles due to high demand—cannot be ruled out, which could accelerate wear on components like the wheel bearings, seals, and suspension linkages. Given the lack of an MOT history and the unknown mileage, the buyer should conduct a meticulous physical inspection to address the most critical roadworthiness and maintenance concerns. First and foremost, the vehicle’s tyres should be examined for sidewall perishing, which can occur even at low mileage due to prolonged exposure to UV light and ozone, particularly in an electric vehicle where the rubber compounds may be more susceptible. The tyres should also be checked for even wear patterns, as uneven wear could indicate misalignment, suspension issues, or steering system faults. During a test drive, listen for abnormal noises from the suspension—such as clunks or rattles—especially when navigating bumps or sharp turns, which may signal worn suspension bushes, broken coil springs, or binding strut mounts. The brakes should be inspected for signs of corrosion or binding calipers, which can develop from prolonged standing or infrequent use, potentially leading to reduced braking performance or premature wear. The battery and high-voltage system are paramount for an electric vehicle like the EQB, and the buyer should verify their condition through visual inspection and functional checks. The battery pack should be examined for any signs of swelling, leaks, or excessive heat, as these could indicate internal failures or safety hazards. The high-voltage connectors should be checked for corrosion, loose connections, or excessive play, which could impair performance or lead to charging issues. The 12V battery should also be tested for voltage output and charge retention, as a failing 12V battery can affect the vehicle’s electrical systems and overall reliability. Fluid checks are less critical for an electric vehicle but should still be performed, focusing on the brake fluid reservoir, power steering fluid (if applicable), and coolant system (though modern EVs often use a closed-loop system). Given the vehicle’s age and the potential for fluid degradation over time, even if mileage is low, the buyer should confirm that all fluids are at the correct level and free from contamination. Additionally, the vehicle’s exhaust system should be inspected for leaks or corrosion, as emissions-related issues—though less common in newer EVs—can still arise from prolonged exposure to moisture or road debris. Lastly, the structural integrity of the vehicle, including the chassis and body panels, should be assessed for signs of rust or damage, particularly in areas prone to corrosion, such as wheel arches and undercarriage.