2014 BMW Z4 3.0L Petrol · C9 LOL

The BMW Z4 has maintained a clean MOT record in its two most recent tests—September 2024 at 46,205 miles and September 2025 at 47,963 miles—with no defects recorded in either. This suggests the vehicle has been well cared for in recent years, particularly since the persistent tyre issues observed in 2022 and 2023 were fully resolved by the next inspection. The absence of advisories or failures in structural, braking, or suspension components during these tests indicates no ongoing mechanical deterioration. However, the earlier pattern of tyre perishing across all four wheels in 2022 and 2023—despite being classified as minor—hints at either suboptimal storage conditions or neglect of rotation/alignment, which could accelerate wear on other components if not addressed. The Z4’s mileage of 47,963 over 12 years (roughly 3,997 miles annually) is exceptionally low for its age, falling well below the UK average for a vehicle of this vintage. The gaps between tests are consistent, with annual MOTs from 2021 onward, but the jump from 36,379 miles in August 2021 to 39,049 in August 2022 suggests a period of reduced use or potential long-term storage. Such low mileage typically reduces wear on drivetrain and suspension, but it also raises questions about whether the car has been driven regularly enough to prevent issues like seized bearings, degraded fluids, or rubber degradation in less accessible areas. The lack of mileage accumulation in the past three years further implies the current owner has prioritised minimal use, which may mask deferred maintenance if the vehicle hasn’t been serviced beyond MOT compliance. For a prospective buyer, the most critical area to scrutinise in person is the tyre condition, even though the MOT no longer flags them as defects. Given the history of perishing across all four tyres in consecutive tests, inspect the sidewalls, tread depth uniformity, and any signs of dry rot or cracking—particularly if the car has been stored for extended periods. Beyond tyres, check the suspension components for signs of wear, such as degraded bushes or coil springs, especially since the Z4’s low mileage could mean these have seen limited movement but may still be fatigued. Examine the brake system for binding calipers or uneven disc wear, as the MOT history doesn’t provide recent insights into braking performance. Finally, assess the vehicle’s underbody and wheel arches for corrosion, as low-mileage cars are often more susceptible to structural rust if not driven regularly in varied conditions.