Grade: Mint
Zero or near-zero signs of use, under 300 miles, all original parts, needs nothing.
Grade: Excellent
Tidy and well maintained, light marks only, nothing through to bare metal, consumables over half life, drivetrain and battery original.
Grade: Good
Used and looked after, scratches and scuffs from normal riding including light marks to bare metal, no cracked plastics, consumables over a third life.
Grade: Average
Scratches, scuffs and typical marks of use, plastics may be scratched or replaced, all core systems run safely, consumables may be part worn.
Grade: Fair
Runs and rides but needs consumables now or carries damage beyond marks, such as cracked plastics, worn paintwork, corrosion or a display fault.
Grade: Poor
Heavy use throughout, paint through to bare metal in several places, damaged decals, worn-out seat and grips, consumables at end of life, multiple non-safety faults likely, frame and steering sound.
Grade: Spares
Significant mechanical or electrical faults, frame or steering damage, leaks or missing parts, sold for spares or repair, not rideable.