BMW Z42003 · 2.5L Petrol

The 2003 BMW Z4 presents a clean roadworthiness status with a stable maintenance trend. The most recent test on 9 June 2025 at 29,663 miles returned a pass with no defects recorded, continuing an unbroken sequence of passes across the available history. No advisories or mechanical faults appear in any of the five tests from 2021 to 2025, indicating the vehicle has not required corrective work within the recorded inspection cycle. Mileage accumulation has been exceptionally low for a 23-year-old roadster. The record shows 27,384 miles at the 10 May 2021 test, rising only to 29,663 miles by June 2025, a total gain of 2,279 miles over four years, or roughly 570 miles per year. Annual increments stay narrow: 692 miles between May 2021 and June 2022, then 486, 444, 657, and 657 miles in each subsequent year. Such low use implies long standing periods rather than regular daily driving, though the sparse and clean record gives no evidence of neglected consumables or deferred repairs. A buyer should still inspect components prone to deterioration through inactivity rather than wear. Rubber suspension bushes, track rod ends, and rear trailing arm mounts on the E85 chassis can crack from age and moisture even at low mileage. Brake calipers may seize after standing; the tester noted no binding at the 2025 check, but discs and pads should be measured for corrosion pitting. Structural inspection must focus on the sills, floor pans, and rear subframe mounts for rust, as the MOT omitted corrosion advisories throughout. The soft-top hood, drain channels, and electrical roof mechanism warrant hands-on verification. The clean history suggests careful previous ownership, yet low mileage alone does not certify freedom from age-related degradation.