2017 BMW 420D M Sport Auto 2.0L Diesel · YB66 NNA

The most recent MOT test conducted on 19 February 2026 resulted in a pass with no defects recorded. Looking back through the records to 2021, the vehicle demonstrates an exceptionally stable maintenance trend, having passed five consecutive tests without a single failure or advisory. This is a highly positive indicator, suggesting that the previous owners have likely adhered to a proactive maintenance schedule rather than reacting only to MOT failures. With a recorded mileage of 101,630 miles over approximately nine years, the vehicle has averaged roughly 11,292 miles per year. This usage profile is typical for a diesel executive car of this age and suggests consistent use, which is generally preferable to long periods of standing. At this mileage threshold, the vehicle has entered a phase where primary wear-and-tear components will require close scrutiny, as the initial factory tolerances for suspension and drivetrain components are typically reached around the 100,000-mile mark. Given the absence of MOT advisories, the physical inspection should focus on items that do not always trigger a failure but affect long-term reliability. You should carefully examine the suspension bushes and coil springs for any signs of perishing or hairline fractures, as these often degrade silently before becoming an MOT defect. During the test drive, listen for any clunks over uneven surfaces or a slight drift in steering, which could indicate worn steering rack components or suspension linkages. Pay close attention to the brake pedal feel; while the MOT confirms they are functional, check the brake discs for significant lip wear or scoring that may necessitate replacement soon. It is critical to verify the service history regarding the automatic transmission and engine lubricants. While some manufacturers suggest lifetime fluid, a vehicle with over 100,000 miles should ideally have had a transmission oil and filter change to ensure continued smoothness of the gearbox. Inspect the tyre sidewalls for any fine cracking or perishing, regardless of tread depth, as tyres can age out before they wear out. Finally, check the health of the 12V battery and ensure the service book stamps align with the mileage, as the clean MOT record implies a level of care that should be mirrored in the mechanical servicing documentation.