Remove the valve cap
Unscrew the small Presta valve locknut at the tip
Press the valve tip briefly to release a little air
Attach a Presta-compatible pump...
Check your frame and fork for brake mounts
Identify whether you need U-brake, V-brake, caliper, or disc brake compatibility
Measure the brake mount spacing on the...
Deflate the tire completely
Remove the wheel from the bike
Use tire levers to lift one bead off the rim
Check the rim tape is seated correctly
Inspect...
Measure your height
Measure your inseam
Check the bike frame size chart for your height and inseam
Measure the seat tube length if comparing frame sizes
Measure the...
Measure your height
Measure your inseam
Check the bike type size chart
Match frame size to your height and inseam
Consider your riding style
Test the standover clearance
Check reach...
Wear a helmet
Adjust the seat height
Check the brakes
Find a flat, open area
Sit on the bike
Hold the handlebars firmly
Keep both feet on the ground
Look straight...