2018 BMW 420 2.0L Petrol · LE17 PAT

The most recent MOT test on 2026-04-10 resulted in a clean pass, marking a positive turnaround following a critical failure in 2024-03-26, where the nearside rear tyre exhibited exposed ply or cords—a severe condition that would compromise tyre integrity and pose a significant safety risk if not addressed promptly. While the earlier MOT history shows a pattern of passing tests with only minor advisories—particularly around tyre wear close to legal limits on the front tyres in 2025—this latest clean result suggests either effective corrective action or a stabilization of underlying wear issues. However, the persistence of tyre-related advisories and the single, critical failure indicate that the vehicle’s tyre management has not been entirely flawless, and the buyer should remain vigilant about tyre condition and potential underlying causes of accelerated wear. The recorded mileage of 51,850 miles for a 2018 BMW 420 represents a moderate annual usage rate of approximately 6,481 miles, which is consistent with typical driving patterns for its age. This level of mileage does not inherently suggest excessive wear beyond what is expected, but the vehicle’s history of tyre-related issues—including exposed ply in one rear tyre—suggests that either the tyres were subjected to harsh conditions, such as frequent high-speed driving, rough roads, or improper inflation, or that the vehicle has been driven in a manner that accelerates tread wear. The absence of significant mileage gaps does not necessarily indicate neglect, but it also does not rule out potential standing-related corrosion or fluid degradation from prolonged periods of inactivity, particularly if the vehicle has been stored in less-than-ideal conditions. Given the recent MOT clearance and the critical tyre failure from 2024, the buyer should prioritise a thorough inspection of the tyres, focusing on the rear set for signs of further wear, cracking, or separation. On a test drive, listen for unusual noises from the rear tyres, such as a grinding or scraping sound that could indicate uneven wear or internal damage. The exposed ply in the previous failure suggests that the tyre may have been compromised by underinflation, overuse, or impact damage, so replacing the rear tyre with a new or high-quality used tyre is strongly recommended. Additionally, check for any fluid leaks around the wheel arches, particularly near the wheel bearings and hubs, as persistent moisture exposure can accelerate tyre degradation and lead to further safety hazards. Beyond tyres, the buyer should also verify the vehicle’s suspension and steering components, as tyre wear patterns can often reflect underlying issues with alignment, bushings, or wheel bearings. Inspect the front and rear suspension for signs of worn or cracked suspension bushes, coil springs, or dampers, which can contribute to uneven tyre wear and clunking noises when driving over bumps. Pay particular attention to the brake system, as the vehicle’s age and mileage may have led to brake disc corrosion or binding calipers, especially if the car has been driven in stop-and-go traffic or stored in damp conditions. Test the brakes for excessive heat, vibration, or a spongy pedal, which could signal warped discs or failing brake pads. Finally, given the vehicle’s age, a check of the 12V battery and starter motor is advisable, as standing vehicles can suffer from corrosion or dehydration, and a weak battery may lead to poor acceleration or electrical gremlins. If the vehicle has been driven at a steady, moderate pace with no significant gaps, the buyer should also consider a visual inspection for tyre sidewall perishing, which can occur from prolonged exposure to UV light and age-related cracking, and ensure that all fluids—particularly brake fluid, coolant, and engine oil—are within their service life, as fluids degrade over time even when not used.