2011 Trek Bikes 1.1 Base

	52
Stack	547mm
Reach	379mm
Stack to Reach Ratio	1.44:1
Seat Tube Length, C-T	493mm
Top Tube Length, Effective/Horizontal Center	534mm
Top Tube Slope	8.1deg
Head Tube Angle	72.8deg
Seat Tube Angle	74.2deg
Head Tube Length	140mm
Bottom Bracket Drop	72mm
Bottom Bracket Height	264mm
Chainstay Length	407mm
Chainstay Length Horizontal	400.6mm
Front-Center	576.9mm
Front-Center Horizontal	572.4mm
Wheelbase	973mm
Fork Offset/Rake	45mm
Trail	56.9mm mid/neutral
Mechanical Trail	54.4mm
Wheel Flop	16.1mm
Standover Height	747mm
Tire to Pedal Spindle	70.9mm 170 mm cranks
Pedal Spindle to Ground Clearance	94mm 170 mm cranks

Very Upright

Somewhat Upright

Average

Somewhat Aggressive

Very Aggressive

The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.

Category Trend

Source:https://www.trekbikes.com/us/en_US/bikes/road-bikes/performance-road-bikes/1-series/1-1/p/16071/

Geometry