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 authorised Trek retailer, where an expert skilled at sizing will help you find the appropriate bike and size for your individual needs

Display measurements in

Geometry


  15.5" 17.5" 19.5" 21.5" 23.5"
Actual Frame Size 15.5" 17.5" 19.5" 21.5" 23.5"
ASeat tube 36.8cm 42.0cm 47.0cm 52.1cm 57.2cm
BSeat tube angle 73.0 ° 73.0 ° 73.0 ° 73.0 ° 73.0 °
CHead tube length 11.0cm 12.5cm 14.5cm 16.5cm 18.5cm
DHead angle 69.5 ° 69.5 ° 69.5 ° 69.5 ° 69.5 °
EEffective top tube 55.0cm 57.7cm 60.5cm 63.0cm 65.0cm
FBottom bracket height 29.7cm 29.7cm 29.7cm 29.7cm 29.7cm
HChainstay length 42.4cm 42.4cm 42.4cm 42.4cm 42.4cm
IOffset 4.0cm 4.0cm 4.0cm 4.0cm 4.0cm
JTrail 8.2cm 8.2cm 8.2cm 8.2cm 8.2cm
KWheelbase 104.0cm 106.8cm 109.8cm 112.4cm 114.5cm
LStandover 72.1cm 75.0cm 78.2cm 81.7cm 85.4cm
MFrame reach 37.6cm 39.9cm 42.1cm 44.0cm 45.5cm
NFrame stack 56.9cm 58.3cm 60.2cm 62.0cm 63.9cm
  15.5" 17.5" 19.5" 21.5" 23.5"
Actual Frame Size 15.5" 17.5" 19.5" 21.5" 23.5"
ASeat tube 14.49" 16.54" 18.50" 20.51" 22.52"
BSeat tube angle 73.0 ° 73.0 ° 73.0 ° 73.0 ° 73.0 °
CHead tube length 4.33" 4.92" 5.71" 6.50" 7.28"
DHead angle 69.5 ° 69.5 ° 69.5 ° 69.5 ° 69.5 °
EEffective top tube 21.65" 22.72" 23.82" 24.80" 25.59"
FBottom bracket height 11.69" 11.69" 11.69" 11.69" 11.69"
HChainstay length 16.69" 16.69" 16.69" 16.69" 16.69"
IOffset 1.57" 1.57" 1.57" 1.57" 1.57"
JTrail 3.23" 3.23" 3.23" 3.23" 3.23"
KWheelbase 40.94" 42.05" 43.23" 44.25" 45.08"
LStandover 28.39" 29.53" 30.79" 32.17" 33.62"
MFrame reach 14.80" 15.71" 16.57" 17.32" 17.91"
NFrame stack 22.40" 22.95" 23.70" 24.41" 25.16"