1999 Honda CBR900RR 0.9L Petrol · T276 ACY

The vehicle most recently passed its MOT on 11 April 2026, following a minor failure regarding the rear registration plate. Reviewing the history back to 2022, the maintenance trend is remarkably stable, with the vehicle consistently passing its inspections. The only mechanical note of concern was a 2023 advisory regarding a noisy rear exhaust, which suggests a potential degradation of the silencer or a leak in the exhaust system, though it did not reach the threshold of a failure. With a recorded mileage of 17,663 miles over twenty-seven years, this motorcycle has averaged approximately 654 miles per year. Such low usage indicates that the vehicle has likely spent extended periods in stationary storage. While this results in minimal wear on the internal engine components and drivetrain, it shifts the mechanical risk from wear-and-tear to degradation caused by inactivity, which can be more insidious than high-mileage wear. Given the low annual mileage and the age of the machine, a physical inspection must prioritise the condition of the rubber components. You should carefully examine the tyre sidewalls for signs of perishing or weather-cracking, as tyres can become unsafe due to age even if the tread depth remains legal. Particular attention should be paid to the braking system; check for binding calipers or surface corrosion on the brake discs, which often occurs when a vehicle stands for long intervals. During a test drive, listen for any unusual clunks from the suspension bushes and ensure the brakes bite evenly without shuddering. Further inspection should focus on time-based fluid degradation. Verify the service history to ensure that brake fluid, engine oil, and coolant have been replaced according to a calendar schedule rather than a mileage interval, as these fluids lose their chemical properties over time. Check the 12V battery health and look for signs of fuel lacquer or gumming in the carburettors, which is common in low-use bikes of this era. Finally, revisit the previous advisory regarding the exhaust by listening for excessive drone or air leaks at the joints, which could indicate the need for a replacement system or new gaskets.