2004 BMW Z4 2.2L Petrol · YK04 XMP

The most recent MOT test on 2026-05-13 at 102,434 miles resulted in a pass, yet the maintenance trend is worsening rather than resolving. The tester flagged multiple chassis and braking advisories that were absent from the clean 2025-05-27 test at 102,167 miles. Specifically, both front anti-roll bar pins and bushes show wear, and the offside front lower suspension arm ball joint has developed slight play. These defects point to deteriorating front-end structural integrity rather than routine consumable degradation. Accumulating just 102,434 miles over approximately 22 years equates to an average annual mileage of roughly 4,656 miles. The record shows highly consistent but minimal usage, with annual increments hovering between 267 and 520 miles across the last three testing intervals. Such low mileage often implies extended periods of standing, which directly explains the recurring corrosion on the brake lines and the degrading rubber suspension bushes. The vehicle has not been sitting entirely unused, but the extremely light duty cycle prevents components from reaching operating temperatures and keeps seals prone to drying. A physical inspection must thoroughly evaluate the braking and steering systems, given their persistent presence on the record. The rear brake pipes have appeared as corroded in every test since 2023-05-09, a recurring issue that demands close scrutiny of the pipe walls for pitting beneath the grease covering. The steering rack inner joint play, noted in both June 2024 and May 2026, requires a check for excessive free movement at the steering wheel. Buyers should also inspect the front suspension closely; the newly flagged offside lower arm ball joint and worn anti-roll bar bushes suggest the front end needs immediate attention to restore precise handling and structural integrity.