2009 Suzuki GSF650 0.7L Petrol · CP09 PCZ

The most recent DVSA examination on 19 December 2025 resulted in a pass, though two advisories were issued. The first notes damage to the front mudguard, which is largely cosmetic but warrants a physical check for any cracking, insecure fixings, or movement that could lead to further deterioration. The second advisory is more mechanically significant, recording perished front fork dust seals. Compromised dust seals permit contamination of the fork internals by dirt, water, and road grime, accelerating wear of the stanchions and bush assemblies. If left unaddressed, this can progress to fork seal leakage and degraded damping performance. The broader MOT history demonstrates a generally stable maintenance profile, with consecutive clean passes from 2018 through 2021 and a repeat advisory in 2022 and 2023 relating to rear brake binding, which suggests an intermittent or unresolved caliper issue. The 2023 failure for a significantly worn rear brake disc, alongside a dangerous stop lamp defect and a non-compliant registration plate, indicates the machine is not without mechanical concerns, but the steady return to pass status thereafter suggests remedial work has been carried out to a satisfactory standard. With 39,731 miles recorded over a 17-year lifespan, this Suzuki has averaged approximately 2,337 miles annually, which is considerably below typical usage for a commuter or leisure machine of this type. Such low annual mileage suggests periods of extended standing, whether through seasonal storage, limited recreational use, or a change in ownership circumstances. While low mileage generally preserves engine and drivetrain components from wear, prolonged inactivity introduces its own set of concerns. Fluid degradation, internal corrosion, and the drying out of rubber components all become more likely when a motorcycle is not used regularly, and these factors can be just as detrimental as high-mileage wear if not managed through timely servicing. Given the known advisory history, a prospective buyer should carry out focused physical checks and a careful test ride. The front fork dust seals should be inspected for active oil weeping, and the forks themselves compressed under load to feel for any stiction, juddering, or uneven damping which would suggest contaminated oil or worn bushings. With the rear brake binding advisory recorded on two separate occasions, the rear caliper should be examined for free piston movement, clean slide pins, and even pad wear, while the brake disc surface should be checked for lipping, hot spots, or scoring consistent with the previously recorded significant wear. On a test ride, listen for any scraping, clonking, or pulling under braking, and verify firm lever pressure and effective rear stop lamp illumination using both the hand and foot controls, given the prior dangerous failure on this exact item. Beyond the recorded defects, the age and low usage profile warrant additional general inspection. Tyres should be examined closely for sidewall perishing, cracking, and any flat-spotting from standing, particularly given that seventeen-year-old rubber compounds degrade regardless of tread depth. The 12V battery should be load tested, as batteries left discharged for extended periods suffer permanent capacity loss. Brake fluid, coolant if fitted, and fork oil should be considered overdue for replacement on a calendar basis, typically every two to three years for brake fluid and fork oil. All visible wiring, particularly around the rear lamp cluster, should be checked for brittle insulation, and the chain, sprockets, and pivot bearings should be inspected for surface corrosion consistent with long storage periods. Finally, verifying service book stamps or maintenance invoices will be essential to confirm that the motorcycle has been correctly serviced despite its low annual mileage, as calendar-based maintenance is just as critical as mileage-based servicing on a machine of this age.