2008 Mercedes B-Class 1.5L Petrol · GF58 JZM

The 2008 Mercedes B-Class presents a stable and improving maintenance trend, culminating in a clean pass at the most recent MOT on 20 March 2026 at 68,964 miles. The tester flagged rear brake pads wearing thin and both rear brake discs pitted and corroded, though not seriously weakened. These are routine wear items on a vehicle of this age and do not indicate neglect. The record shows a clear resolution of the more serious defects that caused the failure in March 2024, when the nearside front lower suspension arm ball joint was excessively worn and the rear engine mounting bracket had deteriorated to the point of excessive movement. Both were rectified before the March 2024 retest passed, and neither has recurred since. The mileage profile is notably low for an eighteen-year-old vehicle. The recorded figure of 68,964 miles equates to roughly 3,831 miles per year, well below the UK annual average. The history shows a steady accumulation pattern rather than erratic jumps, with the car covering approximately 5,622 miles between the March 2025 and March 2026 tests, and 3,697 miles between March 2024 and March 2025. There are no suspicious gaps or sudden spikes in the odometer readings, suggesting consistent if light use. The low annual mileage implies reduced wear on drivetrain and suspension components, though prolonged periods of standing can introduce its own issues such as corroded brake discs and perished rubber bushes. A buyer should focus the physical inspection on the rear braking system. The rear brake discs have appeared as advisories in four of the five recorded tests, consistently noted as pitted or corroded. While the tester judged them not seriously weakened on each occasion, persistent pitting suggests the discs have spent time stationary or in damp conditions, and replacement may be imminent depending on remaining thickness. The rear brake pads were flagged as wearing thin in March 2026, so verify their remaining friction material depth and check the condition of the rear calipers for any tendency to bind, a common issue on Mercedes models of this era. The front suspension and engine mounting warrant close attention given the 2024 failure. The excessively worn nearside front lower suspension arm ball joint and the damaged rear engine mounting bracket were both rectified, but a physical check should confirm the integrity of the replacement components. Inspect the front suspension bushes and ball joints for play, and check the engine mountings for fresh cracking or movement under load. The repeated advisory for a child seat obstructing the nearside rear adult belt inspection across multiple tests is minor but worth verifying that the belt retracts and locks correctly once the seat is removed. Overall, the MOT record reflects a vehicle that has had its defects addressed promptly, with no recurring structural or mechanical failures, making it a sound prospect subject to standard pre-purchase checks.