2018 Harley-Davidson XL 1200 T Superlow SPORTSTER18 1.2L Petrol · WD18 WNU

Across five recorded MOT tests spanning 2021 to 2026, this 2018 Harley-Davidson XL 1200 T Superlow Sportster has maintained an unbroken pass record, with no failures or advisories issued in 2021 and again on the most recent examination dated 2 June 2026. The defining mechanical thread running through the intermediate tests, however, is a recurring exhaust noise advisory that was flagged on three consecutive passes in 2022, 2023 and 2024 under reference 8.1.1 (a). This advisory was not present in either the 2021 or 2026 results, suggesting either a remediation of the issue in the interim, a change in tester threshold, or the natural settling of components. While an exhaust noise advisory is not a failure and the motorcycle has remained road-legal throughout, the consistency of the flag across three years points to an exhaust system that was either ageing, loose at a mounting point, or fitted with a non-OEM component that produced elevated sound output under test conditions. The recorded mileage of 1,949 miles over approximately eight years equates to an annual accumulation of around 244 miles, which is exceptionally low even for a motorcycle of this type and indicates extensive periods of standing. Such minimal usage carries specific mechanical implications for a V-twin of this configuration: internal engine components, bearings and drivetrain parts can suffer from condensation build-up, oil starvation upon first start, and corrosion of internal surfaces during long lay-ups. The brake system, particularly the discs and calipers, is susceptible to pitting and corrosion when not regularly exercised, and the low annual mileage means consumables such as brake pads, tyres, drive belts or chains, and fluids are unlikely to have been replaced on a usage basis. Tyre condition in particular should be scrutinised, as rubber degrades through age and UV exposure regardless of tread depth, and an eight-year-old tyre with minimal wear may still be past its safe service life. Battery condition is another concern given the long stationary periods, and the charging system should be verified on any inspection. For a prospective buyer, the test drive and physical inspection should focus heavily on the exhaust system, as the advisory history indicates this has been the only recurring observation. On the running cycle, listen for any ticking, rasping or excess volume from the exhaust headers and silencer box, particularly during cold start and at idle, and check all visible mounting brackets and clamps for tightness, corrosion or evidence of previous repair. The physical examination should also include a close look at the brake discs for surface rust and lipping, a check of brake pad material thickness, and verification of tyre manufacture dates via the sidewall markings, as these may well be older than the low mileage would suggest. On the test ride itself, pay particular attention to any hesitation, misfire or warning lights appearing shortly after start-up, as low-mileage motorcycles frequently reveal their neglect only when first ridden after a long lay-up, and any unexpected symptoms could indicate fuel system degradation, stale fluids, or electrical gremlins that the MOT testing regime does not evaluate.