Which size or configuration labels have geometry for the 2020 Trek Checkpoint ALR?

Geometry is listed for 49, 52, 54, 56, 58, and 61.

What are the reach and stack of the 2020 Trek Checkpoint ALR in size 56?

In size 56, reach is 387 mm and stack is 586 mm.

What is the head tube angle of the 2020 Trek Checkpoint ALR?

The head tube angle is 72.2 degrees in size 56.

What does the 2020 Trek Checkpoint ALR 5 ship with?

The stock build includes Trek Alpha, Trek Checkpoint, Shimano 105, and Bontrager GR1 Comp.

Which years of the Trek Checkpoint are on Quiver?

Quiver has the Trek Checkpoint for 2020, 2027, 2026, 2025, 2024, 2023, 2022, 2021, and 2019.

2020

2020 Trek Checkpoint ALR

Gravel

The 2020 Trek Checkpoint ALR sits in the middle of the range for gravel bikes, with a steeper head angle. Reach 373 to 397 mm, stack 532 to 638 mm. The Checkpoint ALR 5 build comes with Shimano 105 shifting and Bontrager GR1 Comp tires.

Compare with 1,000+ gravel bikes

Source: trekbikes.com. Checked Oct 22, 2026.

Key facts

Brand: Trek
Model: Checkpoint
Model year: 2020
Frame: ALR
Type: Gravel
Geometry labels: 49, 52, 54, 56, 58, and 61
Drivetrain: Shimano 105
Fork: Trek Checkpoint
Geometry: Complete for every size
Source: trekbikes.com
Checked: Oct 22, 2026

Geometry by size

2020 Trek Checkpoint ALR geometry by size
Measurement	49	52	54	56	58	61
Reach(mm)	373	379	383	387	391	397
Stack(mm)	532	549	567	586	609	638
Head tube angle(°)	71.4	71.6	71.8	72.2	72.3	72.6
Effective top tube(mm)	515	536	551	566	577	592
Chainstay length(mm)	425	425	425	425	425	425
Wheelbase(mm)	995	1005	1014	1020	1032	1044
BB drop(mm)	78	78	76	76	74	74
Standover(mm)	749	770	789	808	829	858
Seat tube length(mm)	490	520	540	560	580	610
Head tube length(mm)	90	107	126	145	171	200

How to read a geometry chart

Stock build

13 parts

Frame

Trek Alpha

Frame

Suspension

Trek Checkpoint

Fork

Drivetrain

Shimano 105

ShifterSpeeds 11

Shimano 105

DerailleurWeight 138 g

Shimano HG700

Cassette

Shimano HG600

Chain

Shimano 105

CranksetChainring interface compactSpindle / BB interface Hollowtech II

Trek Not

Pedals

Wheels & Tires

Bontrager GR1 Comp

Tire

Brakes

Shimano 105 R7070

BrakeBrake type hydraulic disc

Cockpit

Bontrager Elite IsoZone VR-CF

HandlebarMaterial Aluminum

Seatpost & Saddle

Bontrager Approved

Seatpost

Bontrager Montrose

Saddle

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Manufacturer

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Quick answers

Which size or configuration labels have geometry for the 2020 Trek Checkpoint ALR?: Geometry is listed for 49, 52, 54, 56, 58, and 61.
What are the reach and stack of the 2020 Trek Checkpoint ALR in size 56?: In size 56, reach is 387 mm and stack is 586 mm.
What is the head tube angle of the 2020 Trek Checkpoint ALR?: The head tube angle is 72.2 degrees in size 56.
What does the 2020 Trek Checkpoint ALR 5 ship with?: The stock build includes Trek Alpha, Trek Checkpoint, Shimano 105, and Bontrager GR1 Comp.
Which years of the Trek Checkpoint are on Quiver?: Quiver has the Trek Checkpoint for 2020, 2027, 2026, 2025, 2024, 2023, 2022, 2021, and 2019.