1998 Yamaha YZF600 0.6L Petrol · S326 BCG

The latest MOT test on 8 May 2026 resulted in a pass with no defects recorded. Evaluating the overall maintenance trend, the vehicle appears to have moved into a more stable phase of upkeep. While the records from 2018 and 2019 indicate a period of significant neglect, evidenced by dangerous failures for worn brake pads and bald tyres, the subsequent tests since 2020 show a cleaner history. This suggests a shift toward more proactive maintenance, although the earlier failures highlight a historical tendency to run consumables to their absolute limit. The recorded mileage of 45,508 miles over 28 years equates to an average of approximately 1,625 miles per year, which is notably low for this model. While this indicates less overall wear on the engine internals and drivetrain, low-usage vehicles often suffer from the effects of standing. Long periods of inactivity can lead to the degradation of rubber components, the accumulation of moisture in fuel and braking systems, and the seizing of moving parts that are not regularly lubricated through use. Prospective buyers should specifically investigate the historical advisory regarding oil misting on the nearside shock absorber. During a physical inspection, check for any active leaks or oil residue on the stanchions, and during a test drive, listen for suspension clunks or feel for an under-damped, bouncy sensation. The 2017 advisory regarding reduced steering clearance at full lock should also be verified to ensure that cables or hoses are not being pinched or excessively stressed during tight manoeuvres. Given the previous dangerous failures for brakes and tyres, ensure the current replacements are of a premium grade and not merely the cheapest available option to satisfy a test. Due to the vehicle's age and low annual mileage, a comprehensive check for age-related degradation is essential. Inspect the tyre sidewalls for hairline cracking or perishing, as old rubber hardens and loses grip even if the tread depth is legal. Check the brake discs for heavy surface corrosion and ensure the calipers are not binding, which is common in bikes that stand for long periods. Finally, verify the health of the 12V battery and scrutinise the service records for calendar-based fluid changes; brake fluid and engine oil must be replaced based on time rather than mileage to prevent internal corrosion and maintain lubrication efficiency.