2018 BMW X5 3.0L Diesel · SR18 OUH

The 2018 BMW X5 presents a stable and improving maintenance trend, culminating in a fully clean pass on 14 April 2026 at 70,248 miles with zero defects recorded. This is a significant turnaround from the failure just under a year earlier, indicating the previous owner addressed multiple safety-critical items promptly. The trajectory from a failed test with worn brake pads and a leaking rear suspension unit to two consecutive advisory-free passes suggests attentive mechanical care in the last twelve months. The mileage accumulation of roughly 8,781 miles per year sits squarely within the typical range for an eight-year-old vehicle. The record shows a notable jump of 9,851 miles between June 2024 at 48,436 miles and April 2025 at 58,287 miles, representing a period of heavier use over roughly ten months. The subsequent 11,961-mile increase to the April 2026 test at 70,248 miles over twelve months confirms sustained regular driving rather than long periods of inactivity. No suspicious gaps or mileage anomalies appear in the record. The April 2025 failure is the most revealing entry for a prospective buyer. The tester flagged both front and rear brake pads worn down to the wear indicator, meaning braking components were at minimum material thickness. Simultaneously, the offside rear suspension unit was recorded as leaking, which on an X5 of this age and specification likely refers to a self-levelling air strut or hydraulic damper. Both faults were rectified before the retest three days later, but a buyer should physically inspect the rear suspension for any residual oil misting around the air spring or damper body and verify the condition of the replacement brake pads and discs. Uneven tyre wear advisories appeared in both 2023 and 2024, with inner and outer edge wear on the rear axle and punctures from nails. This pattern points to possible alignment issues or worn suspension bushes, particularly given the 275/40R20 front and 315/35R28 rear tyre sizes, which are expensive to replace and sensitive to tracking geometry. A thorough inspection of the rear subframe bushes, toe links, and wheel alignment figures is advisable before purchase.