Fit & sizing /

Proper bike fit is essential for best performance and comfort. Any size and geometry measurements shown on trekbikes.com are for general comparison purposes only. To find your perfect fit, visit an authorized Trek retailer, where an expert skilled at sizing will help you find the appropriate bike and size for your individual needs.

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Geometry


  49cm 52cm 54cm 56cm 58cm 61cm
Actual Frame Size 49cm 52cm 54cm 56cm 58cm 61cm
ASeat tube 50.0 52.0 54.0 56.0 58.0 61.0
BSeat tube angle 74.5 ° 74.0 ° 73.5 ° 73.0 ° 73.0 ° 72.5 °
CHead tube length 10.5 12.8 15.0 16.7 18.0 20.0
DHead angle 70.6 ° 71.2 ° 71.5 ° 72.0 ° 72.5 ° 72.5 °
EEffective top tube 52.5 54.8 56.9 58.4 59.3 60.9
FBottom bracket height 27.7 27.7 27.7 28.1 28.1 28.1
GBottom bracket drop 7.4 7.4 7.4 7.0 7.0 7.0
HChainstay length 43.5 43.5 43.5 43.5 43.5 43.5
IOffset 4.5 4.5 4.5 4.5 4.5 4.5
JTrail 7.6 7.2 7.0 6.7 6.4 6.4
KWheelbase 101.5 102.9 104.2 105.0 105.3 106.3
LStandover 73.1 75.3 76.7 78.7 80.1 82.6
MFrame reach 37.6 38.7 39.6 40.2 40.6 41.0
NFrame stack 53.6 56.0 58.2 59.6 61.1 63.0
  49cm 52cm 54cm 56cm 58cm 61cm
Actual Frame Size 49cm 52cm 54cm 56cm 58cm 61cm
ASeat tube 19.69 20.47 21.26 22.05 22.83 24.02
BSeat tube angle 74.5 ° 74.0 ° 73.5 ° 73.0 ° 73.0 ° 72.5 °
CHead tube length 4.13 5.04 5.91 6.57 7.09 7.87
DHead angle 70.6 ° 71.2 ° 71.5 ° 72.0 ° 72.5 ° 72.5 °
EEffective top tube 20.67 21.57 22.40 22.99 23.35 23.98
FBottom bracket height 10.91 10.91 10.91 11.06 11.06 11.06
GBottom bracket drop 2.91 2.91 2.91 2.76 2.76 2.76
HChainstay length 17.13 17.13 17.13 17.13 17.13 17.13
IOffset 1.77 1.77 1.77 1.77 1.77 1.77
JTrail 2.99 2.83 2.76 2.64 2.52 2.52
KWheelbase 39.96 40.51 41.02 41.34 41.46 41.85
LStandover 28.78 29.65 30.20 30.98 31.54 32.52
MFrame reach 14.80 15.24 15.59 15.83 15.98 16.14
NFrame stack 21.10 22.05 22.91 23.46 24.06 24.80

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