2011 Yamaha YBR125 0.1L Petrol · WN11 RGX

The most recent DVSA examination for this 2011 Yamaha YBR125 took place on 20 October 2022, at which point the machine was presented for test and passed with no advisories or defects recorded. It is worth noting, however, that this motorcycle is now considerably overdue for its annual statutory inspection, as no MOT has been documented since late 2022. The earlier history shows a clean pass in October 2021 and a single failure in October 2021, although no defect details were captured for that failed attempt, which makes it difficult to draw firm conclusions about the underlying cause. Taken together, the recorded pattern is broadly stable rather than deteriorating, but the absence of any test activity over the last several years means the current mechanical condition cannot be inferred from DVSA records alone and must be established through physical inspection. With a recorded odometer reading of 20,344 miles across fifteen years, the YBR125 has accumulated only around 1,356 miles annually, which is exceptionally low even for a commuter 125. This rate of usage suggests one of two operating profiles: either the machine has been used very lightly and intermittently for short journeys, or it has spent extended periods laid up in storage between rides. Both scenarios carry specific mechanical implications. Low annual mileage often results in standing-related deterioration rather than wear-driven failure, while short journeys prevent the engine and exhaust from reaching full operating temperature, encouraging moisture accumulation in the crankcase, exhaust system, and fuel system. Given the clean DVSA record but the considerable age and very low usage, a prospective buyer should carry out a thorough age-related inspection rather than relying on mileage-driven wear indicators. Tyres of this vintage are particularly susceptible to sidewall perishing and cracking from rubber degradation, even where tread depth remains adequate, and should be examined closely for crazing or brittleness. Brake discs may show surface corrosion and calipers may have developed corrosion pitting on the sliding pins, leading to binding or uneven pad wear; the brake fluid will also be well beyond its typical two-year replacement interval and should be tested for moisture content before relying on the system. The twelve-volt battery is highly likely to be near the end of its service life, and the fuel itself may have degraded if the machine has been stored, so checking for varnish in the carburettor float bowl and confirming fresh fuel is advisable. The drive train, suspension, and chassis deserve equal attention on a test ride. The YBR125 uses a relatively simple single-cylinder powertrain, but coolant hoses, fork seals, and rear shock linkages are all original specification and may have hardened or developed minor seepage after fifteen years. On a road test, listen for any clonking from the front forks or rear suspension, check for chain slack and sprocket tooth profile, and confirm that the engine starts readily from cold without excessive smoke, which would suggest stale oil or valve guide issues from infrequent use. Finally, verify the service book history and any supporting invoices, as regular annual oil changes and valve clearance checks are essential on this model, and the absence of documented servicing on a low-mileage example is just as significant as missing service records on a high-mileage machine.