2020 Trek Bikes Checkpoint AL 4 56

Build

700C/29 in × 32 mm

Insights

Somewhat upright stack and reach vs trend of all-road/gravel bikes

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
590mm
Reach
380mm
Stack to Reach Ratio
1.55:1
Seat Tube Length, Unknown
525mm
Top Tube Length, Effective/Horizontal Unknown
560mm
Top Tube Slope
9.4deg
Head Tube Angle
72.2deg
Seat Tube Angle
73deg
Head Tube Length
150mm
Bottom Bracket Drop
76mm
Bottom Bracket Height
267mm
Chainstay Length
430mm
Chainstay Length Horizontal
423.2mm
Front-Center
602.6mm
Front-Center Horizontal
597.8mm
Wheelbase
1021mm
Fork Offset/Rake
50mm
Trail
57.6mm
mid/​neutral
Mechanical Trail
54.9mm
Wheel Flop
16.8mm
Standover Height
794mm
Tire to Pedal Spindle Distance
With 170 mm cranks
89.6mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
97mm

AL 4 Build

Wheel Size
700C, 29 inch (622mm BSD)
Tire Width
32mm
Tire Outer Diameter
686mm
Bike Length with Tires
1707mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Drop Bar
Frame Material
Aluminum
Fork Material
Carbon/Composite
Brake Type
Disc
Source:https://www.trekbikes.com/us/en_US/bikes/road-bikes/gravel-bikes/checkpoint/checkpoint-al/checkpoint-al-4/p/24971/