2003 Mercedes-Benz SLK 1.8L Petrol · WG53 LML

The 2003 Mercedes-Benz SLK presents a stable and consistently clean roadworthiness record. The most recent MOT, conducted on 7 November 2021 at 101,054 miles, passed with zero defects recorded. This marks five consecutive passes without a single advisory or failure, indicating a well-maintained vehicle with no recurring mechanical or structural faults flagged by testers over the documented period. The mileage pattern reveals notably low annual usage for a vehicle of this age. Between the July 2018 test at 98,399 miles and the November 2021 test at 101,054 miles, the car covered just 2,655 miles over approximately three years and four months. The annualised rate sits at roughly 4,394 miles per year across its full recorded life, well below the UK average. A gap of over two years now exists since the last MOT expired in November 2021, meaning the car has not been formally assessed for roadworthiness in nearly five years. This absence of recent testing is a significant concern regardless of the clean prior history. Buyers should approach the extended MOT gap with caution. A vehicle standing or covering very low mileage over long periods can develop seized brake calipers, perished rubber suspension bushes, degraded brake fluid, and localised corrosion on exhaust components and subframes, none of which the historical record can confirm has been addressed. The SLK's rear-wheel-drive layout and relatively sporty suspension geometry mean that worn dampers, anti-roll bar links, and lower arm bushes would be the first items to inspect on a physical check. Brake discs and pads should be examined for surface corrosion from prolonged standing, particularly on the rear axle where parking brake mechanisms can bind. The clean five-test record suggests attentive prior ownership, but no MOT history substitutes for a thorough in-person inspection after such a long period without formal assessment. A fresh MOT or pre-purchase inspection by a qualified technician is strongly advised before committing to the purchase.