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

  50 cm 52 cm 54 cm 56 cm 58 cm 61 cm
Actual Frame Size 50 cm 52 cm 54 cm 56 cm 58 cm 61 cm
ASeat tube 50.6 cm 52.9 cm 54.8 cm 57.2 cm 59.5 cm 62.1 cm
BSeat tube angle 74.2 73.9 73.6 73.4 73.1 72.7
CHead tube length 8.6 cm 10.7 cm 12.6 cm 14.8 cm 17.1 cm 20 cm
DHead angle 72 72 72 72 72 72
EEffective top tube 50.9 cm 52.4 cm 53.7 cm 55.3 cm 56.8 cm 59 cm
GBottom bracket drop 6.4 cm 6.4 cm 6.2 cm 6.2 cm 6 cm 6 cm
HChainstay length 42.5 cm 42.5 cm 42.5 cm 42.5 cm 42.5 cm 42.5 cm
IOffset 4.5 cm 4.5 cm 4.5 cm 4.5 cm 4.5 cm 4.5 cm
JTrail 6.8 cm 6.8 cm 6.8 cm 6.8 cm 6.8 cm 6.8 cm
KWheelbase 97.7 cm 99.1 cm 100.2 cm 101.5 cm 102.9 cm 104.6 cm
LStandover 76 cm 78 cm 79.9 cm 82.1 cm 84.5 cm 86.8 cm
Frame stack 52.7 cm 54.7 cm 56.3 cm 58.4 cm 60.6 cm 63.1 cm
MFrame reach 35.9 cm 36.6 cm 37.2 cm 37.8 cm 38.3 cm 39.3 cm
  50 cm 52 cm 54 cm 56 cm 58 cm 61 cm
Actual Frame Size 50 cm 52 cm 54 cm 56 cm 58 cm 61 cm
ASeat tube 19.9 in 20.8 in 21.6 in 22.5 in 23.4 in 24.4 in
BSeat tube angle 74.2 73.9 73.6 73.4 73.1 72.7
CHead tube length 3.4 in 4.2 in 5 in 5.8 in 6.7 in 7.9 in
DHead angle 72 72 72 72 72 72
EEffective top tube 20 in 20.6 in 21.1 in 21.8 in 22.4 in 23.2 in
GBottom bracket drop 2.5 in 2.5 in 2.4 in 2.4 in 2.3 in 2.3 in
HChainstay length 16.7 in 16.7 in 16.7 in 16.7 in 16.7 in 16.7 in
IOffset 1.8 in 1.8 in 1.8 in 1.8 in 1.8 in 1.8 in
JTrail 2.7 in 2.7 in 2.7 in 2.7 in 2.7 in 2.7 in
KWheelbase 38.5 in 39 in 39.5 in 40 in 40.5 in 41.2 in
LStandover 29.9 in 30.7 in 31.5 in 32.3 in 33.3 in 34.2 in
Frame stack 20.8 in 21.5 in 22.2 in 23 in 23.9 in 24.8 in
MFrame reach 14.1 in 14.4 in 14.7 in 14.9 in 15.1 in 15.5 in

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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