2022 Trek Bikes Checkpoint ALR Gen 2

	49 cm	52 cm	54 cm	56 cm	58 cm	61 cm
Stack	538mm	553mm	571mm	592mm	609mm	639mm
Reach	393mm	399mm	403mm	407mm	411mm	417mm
Stack to Reach Ratio	1.37:1	1.39:1	1.42:1	1.45:1	1.48:1	1.53:1
Seat Tube Length, C-T	490mm	520mm	540mm	560mm	580mm	610mm
Top Tube Length, Effective/Horizontal Center	541mm	555mm	570mm	584mm	597mm	617mm
Top Tube Slope	7.2deg	5.7deg	5.5deg	5.7deg	5.5deg	5.5deg
Head Tube Angle	71.2deg	71.6deg	71.8deg	72.2deg	72.3deg	72.6deg
Seat Tube Angle	74.1deg	73.7deg	73.2deg	72.8deg	72.5deg	72.1deg
Head Tube Length	90mm	105mm	125mm	145mm	165mm	195mm
Bottom Bracket Drop	78mm	78mm	76mm	76mm	74mm	74mm
Bottom Bracket Height	283mm	283mm	285mm	285mm	287mm	287mm
Chainstay Length	435mm	435mm	435mm	435mm	435mm	435mm
Chainstay Length Horizontal	428mm	428mm	428.3mm	428.3mm	428.7mm	428.7mm
Front-Center	602.1mm	610.1mm	617.4mm	624.3mm	633.7mm	645.6mm
Front-Center Horizontal	597.1mm	605.1mm	612.7mm	619.7mm	629.3mm	641.3mm
Wheelbase	1025mm	1033mm	1041mm	1048mm	1058mm	1070mm
Fork Offset/Rake	45mm	45mm	45mm	45mm	45mm	45mm
Fork Length (Axle-To-Crown)	405mm	405mm	405mm	405mm	405mm	405mm
Trail	75.4mm high	72.7mm high	71.3mm high	68.6mm high	68mm high	66mm high
Mechanical Trail	71.3mm	69mm	67.8mm	65.4mm	64.8mm	63mm
Wheel Flop	23mm	21.8mm	21.2mm	20mm	19.7mm	18.8mm
Standover Height	735mm	765mm	789mm	809mm	829mm	859mm
Tire to Pedal Spindle	71.1mm 170 mm cranks	79.1mm 170 mm cranks	86.4mm 170 mm cranks	93.3mm 170 mm cranks	102.7mm 170 mm cranks	114.6mm 170 mm cranks
Pedal Spindle to Ground Clearance	113mm 170 mm cranks	113mm 170 mm cranks	115mm 170 mm cranks	115mm 170 mm cranks	117mm 170 mm cranks	117mm 170 mm cranks

	49 cm	52 cm	54 cm	56 cm	58 cm	61 cm
Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	50mm	50mm	50mm	50mm	50mm	50mm
Tire Outer Diameter	722mm	722mm	722mm	722mm	722mm	722mm
Bike Length with Tires	1747mm	1755mm	1763mm	1770mm	1780mm	1792mm
Crank Length	170mm	170mm	170mm	170mm	170mm	170mm
Stem Length	70mm	80mm	80mm	90mm	90mm	100mm

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.

Learn more about the Upright/Aggressive Scale

Category Trend

All-road/Gravel

Source:https://www.trekbikes.com/us/en_US/bikes/bikepacking-touring-bikes/checkpoint/checkpoint-alr/f/F224-2/checkpoint-alr-gen-2-frameset/35668/5322880/

Suggest Bike Edit

2022 Trek Bikes Checkpoint ALR Gen 2

Geometry

ALR Gen 2 Build

Stack and Reach vs. Category Trend