2023 Trek Bikes Checkpoint ALR 5

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Aluminum
Fork
Carbon/Composite
Features
Disc brake
Average stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category
Somewhat upright stack and reachvs category
Somewhat upright stack and reachvs category
Somewhat upright stack and reachvs category
Somewhat upright stack and reachvs category
Somewhat upright stack and reachvs category
Somewhat upright stack and reachvs category
Somewhat upright stack and reachvs category
Somewhat upright stack and reachvs category
Very upright stack and reachvs category
Very upright stack and reachvs category

Geometry

49 cm
49 cm
52 cm
52 cm
54 cm
54 cm
56 cm
56 cm
56 cm
56 cm
58 cm
58 cm
58 cm
58 cm
61 cm
61 cm
Stack
538mm
538mm
553mm
553mm
571mm
571mm
592mm
592mm
592mm
592mm
609mm
609mm
609mm
609mm
639mm
639mm
Reach
393mm
393mm
399mm
399mm
403mm
403mm
407mm
407mm
407mm
407mm
411mm
411mm
411mm
411mm
417mm
417mm
Stack to Reach Ratio
1.37:1
1.37:1
1.39:1
1.39:1
1.42:1
1.42:1
1.45:1
1.45:1
1.45:1
1.45:1
1.48:1
1.48:1
1.48:1
1.48:1
1.53:1
1.53:1
Seat Tube Length, C-T
490mm
490mm
520mm
520mm
540mm
540mm
560mm
560mm
560mm
560mm
580mm
580mm
580mm
580mm
610mm
610mm
Top Tube Length, Effective/Horizontal HT Top
541mm
541mm
555mm
555mm
570mm
570mm
584mm
584mm
584mm
584mm
597mm
597mm
597mm
597mm
617mm
617mm
Top Tube Slope
7.2deg
7.2deg
5.7deg
5.7deg
5.5deg
5.5deg
5.7deg
5.7deg
5.7deg
5.7deg
5.5deg
5.5deg
5.5deg
5.5deg
5.5deg
5.5deg
Head Tube Angle
71.2deg
71.2deg
71.6deg
71.6deg
71.8deg
71.8deg
72.2deg
72.2deg
72.2deg
72.2deg
72.3deg
72.3deg
72.3deg
72.3deg
72.6deg
72.6deg
Seat Tube Angle
74.1deg
74.1deg
73.7deg
73.7deg
73.2deg
73.2deg
72.8deg
72.8deg
72.8deg
72.8deg
72.5deg
72.5deg
72.5deg
72.5deg
72.1deg
72.1deg
Head Tube Length
90mm
90mm
105mm
105mm
125mm
125mm
145mm
145mm
145mm
145mm
165mm
165mm
165mm
165mm
195mm
195mm
Bottom Bracket Drop
78mm
78mm
78mm
78mm
76mm
76mm
76mm
76mm
76mm
76mm
74mm
74mm
74mm
74mm
74mm
74mm
Bottom Bracket Height
273mm
273mm
273mm
273mm
275mm
275mm
275mm
275mm
275mm
275mm
277mm
277mm
277mm
277mm
277mm
277mm
Chainstay Length
435mm
435mm
435mm
435mm
435mm
435mm
435mm
435mm
435mm
435mm
435mm
435mm
435mm
435mm
435mm
435mm
Chainstay Length Horizontal
428mm
428mm
428mm
428mm
428.3mm
428.3mm
428.3mm
428.3mm
428.3mm
428.3mm
428.7mm
428.7mm
428.7mm
428.7mm
428.7mm
428.7mm
Front-Center
602.1mm
602.1mm
610.1mm
610.1mm
617.4mm
617.4mm
624.3mm
624.3mm
624.3mm
624.3mm
633.7mm
633.7mm
633.7mm
633.7mm
645.6mm
645.6mm
Front-Center Horizontal
597.1mm
597.1mm
605.1mm
605.1mm
612.7mm
612.7mm
619.7mm
619.7mm
619.7mm
619.7mm
629.3mm
629.3mm
629.3mm
629.3mm
641.3mm
641.3mm
Wheelbase
1025mm
1025mm
1033mm
1033mm
1041mm
1041mm
1048mm
1048mm
1048mm
1048mm
1058mm
1058mm
1058mm
1058mm
1070mm
1070mm
Fork Offset/Rake
45mm
45mm
45mm
45mm
45mm
45mm
45mm
45mm
45mm
45mm
45mm
45mm
45mm
45mm
45mm
45mm
Trail
72mm
high
72mm
high
69.3mm
high
69.3mm
high
68mm
high
68mm
high
65.4mm
high
65.4mm
high
65.4mm
high
65.4mm
high
64.8mm
mid/​neutral
64.8mm
mid/​neutral
64.8mm
mid/​neutral
64.8mm
mid/​neutral
62.8mm
mid/​neutral
62.8mm
mid/​neutral
Mechanical Trail
68.1mm
68.1mm
65.8mm
65.8mm
64.6mm
64.6mm
62.3mm
62.3mm
62.3mm
62.3mm
61.7mm
61.7mm
61.7mm
61.7mm
60mm
60mm
Wheel Flop
22mm
22mm
20.8mm
20.8mm
20.2mm
20.2mm
19mm
19mm
19mm
19mm
18.8mm
18.8mm
18.8mm
18.8mm
17.9mm
17.9mm
Standover Height
735mm
735mm
765mm
765mm
789mm
789mm
809mm
809mm
809mm
809mm
829mm
829mm
829mm
829mm
859mm
859mm
Tire to Pedal Spindle
86.1mm
165 mm cranks
86.1mm
165 mm cranks
89.1mm
170 mm cranks
89.1mm
170 mm cranks
93.9mm
172.5 mm cranks
93.9mm
172.5 mm cranks
100.8mm
172.5 mm cranks
100.8mm
172.5 mm cranks
100.8mm
172.5 mm cranks
100.8mm
172.5 mm cranks
107.7mm
175 mm cranks
107.7mm
175 mm cranks
107.7mm
175 mm cranks
107.7mm
175 mm cranks
119.6mm
175 mm cranks
119.6mm
175 mm cranks
Pedal Spindle to Ground Clearance
108mm
165 mm cranks
108mm
165 mm cranks
103mm
170 mm cranks
103mm
170 mm cranks
102.5mm
172.5 mm cranks
102.5mm
172.5 mm cranks
102.5mm
172.5 mm cranks
102.5mm
172.5 mm cranks
102.5mm
172.5 mm cranks
102.5mm
172.5 mm cranks
102mm
175 mm cranks
102mm
175 mm cranks
102mm
175 mm cranks
102mm
175 mm cranks
102mm
175 mm cranks
102mm
175 mm cranks

ALR 5 Build

49 cm
49 cm
52 cm
52 cm
54 cm
54 cm
56 cm
56 cm
56 cm
56 cm
58 cm
58 cm
58 cm
58 cm
61 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
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
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
40mm
40mm
40mm
40mm
40mm
40mm
40mm
40mm
40mm
40mm
40mm
40mm
40mm
40mm
40mm
40mm
Tire Width Max
45mm
45mm
45mm
45mm
45mm
45mm
45mm
45mm
45mm
45mm
45mm
45mm
45mm
45mm
45mm
45mm
Tire Outer Diameter
702mm
702mm
702mm
702mm
702mm
702mm
702mm
702mm
702mm
702mm
702mm
702mm
702mm
702mm
702mm
702mm
Bike Length with Tires
1727mm
1727mm
1735mm
1735mm
1743mm
1743mm
1750mm
1750mm
1750mm
1750mm
1760mm
1760mm
1760mm
1760mm
1772mm
1772mm
Crank Length
165mm
165mm
170mm
170mm
172.5mm
172.5mm
172.5mm
172.5mm
172.5mm
172.5mm
175mm
175mm
175mm
175mm
175mm
175mm
Handlebar Width
40cm
40cm
40cm
40cm
42cm
42cm
42cm
42cm
42cm
42cm
44cm
44cm
44cm
44cm
44cm
44cm
Stem Length
70mm
70mm
80mm
80mm
80mm
80mm
90mm
90mm
90mm
90mm
90mm
90mm
90mm
90mm
100mm
100mm
Stem Angle
-7deg
-7deg
-7deg
-7deg
-7deg
-7deg
-7deg
-7deg
-7deg
-7deg
-7deg
-7deg
-7deg
-7deg
-7deg
-7deg

Published Sizing Recommendations

Height
156 cm
to
162 cm
156 cm
to
162 cm
163 cm
to
168 cm
163 cm
to
168 cm
168 cm
to
174 cm
168 cm
to
174 cm
174 cm
to
180 cm
174 cm
to
180 cm
174 cm
to
180 cm
174 cm
to
180 cm
180 cm
to
185 cm
180 cm
to
185 cm
180 cm
to
185 cm
180 cm
to
185 cm
185 cm
to
191 cm
185 cm
to
191 cm
PBH
74 cm
to
77 cm
74 cm
to
77 cm
76 cm
to
79 cm
76 cm
to
79 cm
78 cm
to
82 cm
78 cm
to
82 cm
81 cm
to
85 cm
81 cm
to
85 cm
81 cm
to
85 cm
81 cm
to
85 cm
84 cm
to
87 cm
84 cm
to
87 cm
84 cm
to
87 cm
84 cm
to
87 cm
86 cm
to
90 cm
86 cm
to
90 cm

Stack and Reach vs. Category Trend

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
Progressive Gravel
Source:https://www.trekbikes.com/us/en_US/bikes/road-bikes/gravel-bikes/checkpoint/checkpoint-alr/checkpoint-alr-5-driftless/p/35814/, https://www.trekbikes.com/ca/en_CA/bikes/road-bikes/gravel-bikes/checkpoint/checkpoint-alr/checkpoint-alr-5/p/35172/?colorCode=white_black, na, noeee