2012 AJS JS 125-6C 0.1L Petrol · AE12 FBF

Based on the DVSA MOT records, this AJS JS 125-6C presents a stable and clean roadworthiness profile. The most recent test, conducted on 20 October 2022 at 15,866 miles, passed with zero defects recorded. That test is now nearly four years old, meaning the vehicle is currently operating without a valid MOT certificate as of June 2026. The maintenance trend across the full history is consistently clean, with no advisories or failures noted on any test apart from the 18 October 2022 entry, which also recorded no defects despite the fail outcome, suggesting an administrative or procedural issue rather than a mechanical fault. The mileage pattern tells a story of very light use followed by a period of apparent stagnation. Between the September 2018 test at 14,609 miles and the May 2021 test at 15,080 miles, the bike covered just 471 miles over roughly two years and eight miles. From May 2021 to October 2022, it added only 786 miles. The recorded mileage has remained frozen at 15,866 miles across both October 2022 tests, strongly suggesting the odometer has not moved since, or the bike has been sitting unused for an extended period. At roughly 1,133 miles per year over fourteen years, this is exceptionally low even for a lightweight commuter machine. A buyer should approach this vehicle with caution not because of recurring mechanical faults, the record shows none, but because of the risks associated with prolonged inactivity. Seals, gaskets, and fuel system components degrade when a machine sits unused. The fuel tank should be inspected for internal corrosion, and the carburettor checked for blocked jets from stale fuel. Tyres may appear to have adequate tread but could be perished or aged beyond safe use, so the date codes on both tyres need close examination. Brake calipers and master cylinder seals should be inspected for seizure or deterioration from lack of use, and all suspension pivots and swingarm bearings checked for dried or contaminated grease. The chain and sprockets deserve particular attention, as a bike ridden infrequently may have been poorly lubricated or left exposed to the elements. Engine oil and coolant should be tested for contamination or moisture ingress. A full inspection of the wiring harness for rodent damage or corroded connectors is also advisable on a machine that has likely been stored for a long period. The clean MOT history is encouraging, but the absence of recent testing means a fresh MOT and a thorough pre-purchase inspection are essential before any road use.