2021 Mercedes-Benz GLC 300 AMG Line 4MATIC Auto 2.0L Hybrid electric (clean) · WN71 GCK

The most recent MOT inspection conducted on 14 November 2025 resulted in a pass, though it included an advisory regarding the offside front tyre being worn close to the legal limit and exhibiting uneven edge wear. When evaluating the overall maintenance trend, the vehicle appears to be in a stable condition, moving from a clean pass in October 2024 to a minor consumable advisory in late 2025. This indicates that while the structural and mechanical integrity of the vehicle remains sound, the car is now entering a phase where wear-and-tear components require proactive replacement to maintain safety and performance. With 32,054 miles recorded over approximately five years, the vehicle has averaged roughly 6,411 miles per year. This usage profile is considered moderate to low for a premium SUV of this age. From a mechanical perspective, this lower mileage suggests reduced wear on the engine, transmission, and suspension geometry compared to high-utilised vehicles. However, lower annual mileage can sometimes result in specific issues such as brake calipers binding due to inactivity or 12V battery health declining if the vehicle is not driven frequently enough to maintain a consistent charge. The specific advisory regarding the offside front tyre being worn on the edge and scrubbed off is a significant point for inspection. This pattern of wear often indicates an issue with wheel alignment, such as incorrect toe or camber settings, or potentially worn suspension bushes or control arms. During a test drive, you should listen for any rhythmic thumping or humming from the front end and feel for any steering pull or vibrations through the steering wheel at cruising speeds. It is also essential to inspect the nearside front tyre to ensure the wear is not symmetrical, as this would confirm a wider alignment issue that requires professional rectification via a four-wheel laser alignment. Given the vehicle's age and relatively low mileage, you should also perform physical checks for age-related degradation. Inspect the tyre sidewalls for any signs of perishing or fine cracking, which can occur even if tread depth remains sufficient. Check the brake discs for excessive surface corrosion or pitting, which can happen if the vehicle has been stationary for long periods. Finally, ensure that the service history confirms that oil and fluid changes have been conducted on a time-based schedule rather than strictly by mileage, as lubricants and brake fluids can degrade over time regardless of the distance travelled.