2020 Yamaha YZF R125 0.1L Petrol · TL03 BXT

This Yamaha YZF R125 has demonstrated a stable but inconsistent roadworthiness pattern over the past three years, with the most recent test on 2025-09-27 passing without defects after a prior failure just seven days earlier. The recurring September failures—both in 2024 and 2025—suggest a potential seasonal issue, though the absence of recorded defects in these tests means the failures were likely administrative or procedural rather than mechanical. The latest pass in September 2025 confirms the vehicle cleared all mandatory checks, but the rapid back-to-back test dates raise questions about whether the vehicle was driven to the test centre or if there was a temporary issue resolved before retesting. Without specific fault codes, the cause remains speculative, but the pattern implies either a minor oversight or a component nearing its service interval. The recorded mileage of 27,778 miles over approximately six years equates to an average of around 4,630 miles annually, which is unusually low for a motorcycle of this age and usage class. This suggests either very light riding conditions, prolonged periods of inactivity, or potential mileage tampering. The most significant gap occurs between the 2023 and 2024 tests, where no mileage progression is documented—an anomaly given the vehicle’s age. If the bike was stored during this period, components like the battery, fuel system, and tyres may have experienced extended wear or degradation. Conversely, if the mileage is accurate, the low usage could mean some consumables (e.g., brake pads, chain, tyres) have been preserved but may still require inspection for signs of neglect, such as dry-rotting rubber or corrosion. Given the lack of recorded defects, the primary focus for an in-person inspection should centre on components that degrade slowly but critically over time. The suspension—particularly the rear shock absorber and steering head bearings—should be checked for excessive play or fluid leaks, as these are often overlooked on low-mileage bikes. The braking system warrants thorough examination: while no binding calipers or warped discs were flagged in tests, the rear brakes in particular may benefit from a dynamic test for uneven wear or pedal pulsation. The chain and sprocket should be inspected for elongation or excessive slack, as a low-mileage bike might still have a stretched chain if it was left idle for extended periods. Finally, the battery and fuel system should be tested for functionality, as prolonged storage can lead to corrosion in the electrical connections or fuel line deterioration. The absence of structural corrosion or frame damage in past tests is reassuring, but a visual check of the undercarriage and wheel bearings is advisable to confirm no hidden issues have developed.