GEAR INCHES
The equivalent diameter of the drivewheel, with gear ratio taken into account. For example if, in a particular gear, the front chainwheel has twice as many teeth as the rear sprocket, then gear inches equals twice the wheel diameter.
The equivalent diameter of the drivewheel, with gear ratio taken into account. For example if, in a particular gear, the front chainwheel has twice as many teeth as the rear sprocket, then gear inches equals twice the wheel diameter.