2020 Mercedes-Benz SL 400 Grand Edition Premium A 3.0L Petrol · OV20 YFG

The most recent MOT on 18 June 2026 was passed with no recorded defects, and the three‑year MOT history shows a consistent pattern of passes with only two minor advisories. This indicates a generally stable maintenance regime; there is no evidence of deteriorating safety‑critical items, and the vehicle has not accumulated any serious failures that would suggest neglect or hidden damage. At six years old the recorded 13,568 miles works out to roughly 2,260 miles per annum, which is considerably below the UK average for a vehicle of this class. Such low utilisation often points to periods of infrequent use or extended storage, rather than high‑stress driving. While low mileage reduces wear on consumables such as brake pads, clutch and tyre tread, it can also mean that components have been idle for long stretches, increasing the risk of corrosion on brake discs, suspension joints and electrical contacts, and allowing fluids to degrade even without high mileage consumption. The advisory concerning rear‑tyre inner‑edge wear should be examined closely. This pattern typically arises from mis‑alignment of the rear axle, worn rear suspension bushes, or uneven tyre pressure. On a test drive listen for a faint rumble or clunk when the car negotiates corners, and feel for any pull to one side. A visual inspection of the rear wheels should confirm whether the inner shoulder of the tread is worn more than the centre, and a professional alignment check is advisable before committing to purchase. The earlier advisory about the rear registration plate being insecure is trivial for roadworthiness but should be rectified; a loose plate can cause rattles and, if it becomes detached, may attract a fine. Given the vehicle’s age and low mileage, the buyer should focus on time‑related items. Inspect the tyre sidewalls for cracking, dry rot or hardening, as rubber can deteriorate even when tread depth is ample. Examine the under‑carriage for any signs of rust, especially around the suspension mounting points and brake caliper brackets, which can develop corrosion when the car sits for long periods. Test the 12 V battery voltage and check for any leakage from the electrolyte reservoir; a battery older than five years may need replacement regardless of mileage. Verify that the brake discs are free of surface rust and that the calipers move smoothly without binding; any shudder or pulsation under braking could indicate corrosion‑induced sticking. Finally, confirm that the engine oil, coolant and brake fluid have been changed within the manufacturer’s time intervals – typically every 12 months or 10 000 miles – as fluids can oxidise and lose effectiveness even on low‑kilometre cars. A full service record and a recent oil change will give added confidence in the car’s mechanical health.