2021 BMW M135I Xdrive Auto 2.0L Petrol · KP62 TON

The 2021 BMW M135i xDrive presents a stable and improving maintenance trend, culminating in a completely clean pass on 28 January 2026 at 108,201 miles. No defects were recorded at this most recent test, nor at the preceding three annual inspections. The vehicle currently holds a strong roadworthiness status, demonstrating consistent compliance with UK safety standards across its operational life. A minor anomaly exists in the record from 24 November 2022, showing a failed test at 82,462 miles with no defects recorded, likely indicating a procedural or administrative retest rather than a mechanical fault, given the immediate pass recorded on the same day at 82,465 miles. The mileage accumulation is notably high for a five-year-old vehicle, averaging approximately 21,640 miles annually. Between the December 2023 test at 93,719 miles and the December 2024 test at 100,422 miles, the car covered 6,703 miles. The subsequent year saw a sharper increase, adding 7,779 miles to reach the January 2026 reading of 108,201 miles. This sustained high-mileage usage indicates prolonged motorway or long-distance driving rather than short urban trips, which typically results in lower long-term wear on clutch and drivetrain components but accelerates the degradation of consumables like brake discs, tyres, and suspension bushes. Despite the absence of recorded MOT advisories, the high annual mileage warrants a rigorous physical inspection of wear components. A buyer should closely examine the condition of the front and rear brake discs and pads, as high-speed motorway driving can induce thermal cracking and lipping even when the car passes its brake efficiency tests. The suspension bushes and coil springs require careful scrutiny for premature deterioration, given the constant load over 108,000 miles. The xDrive system's transfer case and differential fluids should be verified for correct service intervals, as neglect here often manifests silently until catastrophic failure. Tyre condition and manufacturing dates must be checked, ensuring the rubber matches the performance demands of the M135i and hasn't aged out before reaching the legal tread limit.