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

Display measurements in

Geometry


  15.5" 17.5" 19" 21" 23"
Actual Frame Size 15.5" 17.5" 19" 21" 23"
ASeat tube 36.8cm 41.9cm 45.7cm 50.8cm 54.5cm
BSeat tube angle 73.0 ° 72.5 ° 72.0 ° 72.0 ° 72.0 °
CHead tube length 10.3cm 10.3cm 10.3cm 11.8cm 11.8cm
DHead angle 68.3 ° 68.3 ° 68.6 ° 68.6 ° 68.6 °
EEffective top tube 56.8cm 60.0cm 62.0cm 64.0cm 66.1cm
FBottom bracket height 31.6cm 31.6cm 31.6cm 31.6cm 31.6cm
HChainstay length 44.5cm 44.5cm 44.5cm 44.5cm 44.5cm
IOffset 5.1cm 5.1cm 5.1cm 5.1cm 5.1cm
JTrail 9.2cm 9.2cm 9.0cm 9.0cm 9.0cm
KWheelbase 110.2cm 112.8cm 113.9cm 116.1cm 118.1cm
LStandover 76.0cm 77.7cm 79.4cm 82.4cm 84.4cm
MFrame reach 38.8cm 41.4cm 42.7cm 44.3cm 46.4cm
NFrame stack 61.0cm 61.0cm 61.1cm 62.5cm 62.5cm
  15.5" 17.5" 19" 21" 23"
Actual Frame Size 15.5" 17.5" 19" 21" 23"
ASeat tube 14.49" 16.50" 17.99" 20.00" 21.46"
BSeat tube angle 73.0 ° 72.5 ° 72.0 ° 72.0 ° 72.0 °
CHead tube length 4.06" 4.06" 4.06" 4.65" 4.65"
DHead angle 68.3 ° 68.3 ° 68.6 ° 68.6 ° 68.6 °
EEffective top tube 22.36" 23.62" 24.41" 25.20" 26.02"
FBottom bracket height 12.44" 12.44" 12.44" 12.44" 12.44"
HChainstay length 17.52" 17.52" 17.52" 17.52" 17.52"
IOffset 2.01" 2.01" 2.01" 2.01" 2.01"
JTrail 3.62" 3.62" 3.54" 3.54" 3.54"
KWheelbase 43.39" 44.41" 44.84" 45.71" 46.50"
LStandover 29.92" 30.59" 31.26" 32.44" 33.23"
MFrame reach 15.28" 16.30" 16.81" 17.44" 18.27"
NFrame stack 24.02" 24.02" 24.06" 24.61" 24.61"

The right fit is everything.

Your Trek retailer will help you dial in the perfect fit, to give you the absolute best comfort and performance.

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