A Common Sense Guide to Bicycles

Mountain Bike Size Sheet

Source: www.ebicycles.com

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Use this information as a starting point when shopping for a bicycle.

Rider Details

Adult, male

Height (H)

  • 6' 1½"
  • 73½"
  • 187 cm

Leg Length (I)

  • 34½"
  • 88 cm
Adult, male

Mountain Bike Frame

Mountain bikes are measured in inches, regardless of the style.

Frame Measurement

This is the length of the seat tube, measured from the center of bottom bracket to top of the seat tube. Center to Top C-T:

Mountain Bike Center to Top
Mountain Bike


51 cm

More sizes to consider:

19", 19.5", 20", 20.5", 21"

49cm, 50cm, 51cm, 52cm, 53cm

Crank Sizes

Longer cranks give you more leverage, while shorter cranks allow you to pedal faster. Cranks are measured from the center of the axle to the center of the pedal hole (L).

Bicycle Crank
  • 180 mm

DISCLAIMER: There are NO GUARANTEES with the information provided here. Every rider is different. Consult your local bike shop for a professional fitting or size recommendation.

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