What Size Mountain Bike Should I Buy 〈Windows〉

: The horizontal distance from the bottom bracket to the head tube. This is the most important metric for how the bike feels while standing (descending or technical riding).

: Measure your arm span and subtract your height. If your arms are longer than your height (positive index), you may prefer a larger frame for a more comfortable reach. ⛰️ Wheel Size Considerations what size mountain bike should i buy

: The distance from the ground to the top tube. You should have at least 1-2 inches of clearance between your crotch and the frame when standing over it flat-footed. : The horizontal distance from the bottom bracket