The width of the tyre in millimetres or inches, as indicated
The height of the tyre sidewall as a percentage of the width. This is also known as the aspect ratio.
The diameter of the tyre's inner rim in inches
The Maxxcross SI is a go-to tyre for our GNCC and WORCS pros, and you will be equally impressed by its performance and longevity.
• Anti-flex knob bridges on side lugs offer solid straight-line stability and enhance grip for aggressive cornering• Developed in the Grand National Cross Country series• Perfect tyre for any intermediate, loamy or muddy terrain• Race-proven rubber compound delivers excellent traction in soft/intermediate conditions on the motocross track or off-road