Bike Buying Guide Size May 2026

Stand barefoot against a wall with feet 6–8 inches apart. Place a hardcover book between your legs and pull it snugly against your crotch (mimicking a saddle). Measure from the floor to the top of the book's spine.

When standing over the bike's top tube with both feet flat, you should have at least 1 inch of clearance on a road bike and 2–3 inches on a mountain bike for safety. 3. Understanding Advanced Fit (Reach & Stack) bike buying guide size

The horizontal distance from the pedals (bottom bracket) to the handlebars. A longer reach feels more "stretched out" and aggressive. Stand barefoot against a wall with feet 6–8 inches apart

Finding the right bike size is the most critical step in ensuring a comfortable, pain-free, and efficient ride. While manufacturers provide general charts, a perfect fit depends on your height, inseam, and the specific type of bike you are buying. 1. Start with Your Height When standing over the bike's top tube with

The vertical height from the pedals to the handlebars. A higher stack puts you in a more upright, comfortable position. 4. Sizing for Kids

If you are between sizes, or comparing different brands, look at "Reach" and "Stack" on the bike's geometry chart.