2007 BMW Z4 3.0L Petrol · SG57 AAF

The vehicle is currently roadworthy but the maintenance history reveals a worsening trend regarding structural corrosion and deferred mechanical repairs. While it passed its most recent test on 25 June 2026 at 130,000 miles, this followed a significant failure just two days prior. That failure highlighted multiple critical issues including insufficient brake lever travel, worn rear brake discs, and corroded front coil springs. The presence of corrosion on both the front and rear sub-frames, while not yet seriously weakened, indicates an ongoing process of environmental degradation that will eventually require close structural monitoring. At 130,000 miles over 19 years, the car has averaged approximately 6,800 miles per year, which is consistent with a low-use road vehicle. However, the data shows periods of relative neglect followed by clusters of failures. For instance, between December 2022 and December 2023, the vehicle covered 4,592 miles with no defects recorded. Conversely, in the following year, it covered 4,560 miles but saw multiple failures related to the braking system and emissions, suggesting that the owner only addresses faults when necessary to pass an inspection rather than performing proactive preventative maintenance. A buyer must prioritize a thorough inspection of the sub-frames and suspension components to assess the depth of the rust-related decay. The history shows recurring issues with anti-roll bar bushes, linkages, and coil springs, suggesting the suspension geometry may be nearing the end of life. The braking system requires particular attention, as the parking brake and service brake efficiency have been flagged as inadequate multiple times since 2023. Additionally, the 2023 failure regarding lambda and carbon monoxide levels suggests the oxygen sensor or fuel system should be verified to ensure the engine is operating efficiently.