Which size or configuration labels have geometry for the 2020 Trek Allant+ 9.9S Stagger?

Geometry is listed for S, M, and L.

What are the reach and stack of the 2020 Trek Allant+ 9.9S Stagger in size M?

In size M, reach is 405 mm and stack is 621 mm.

What is the head tube angle of the 2020 Trek Allant+ 9.9S Stagger?

The head tube angle is 69.5 degrees in size M.

What does the 2020 Trek Allant+ 9.9S Stagger ship with?

The stock build includes Trek OCLV, Trek Allant, Shimano XT M8100, and Bosch Performance.

Which years of the Trek Allant+ 9.9S Stagger are on Quiver?

Quiver has the Trek Allant+ 9.9S Stagger for 2020, 2022, and 2021.

2020

2020 Trek Allant+ 9.9S Stagger

E-bike

Reach 405 to 412 mm, stack 586 to 633 mm. The Allant+ 9.9S Stagger build comes with Shimano XT M8120 shifting and Bontrager E6 Hard-Case Lite tires.

Compare geometry

Source: trekbikes.com. Checked Oct 7, 2026.

Key facts

Brand: Trek
Model: Allant+ 9.9S Stagger
Model year: 2020
Geometry labels: S, M, and L
Drivetrain: Shimano XT M8120
Fork: Trek Allant
Geometry: Complete for every size
Source: trekbikes.com
Checked: Oct 7, 2026

Geometry by size

2020 Trek Allant+ 9.9S Stagger geometry by size
Measurement	S	M	L
Reach(mm)	405	405	412
Stack(mm)	586	621	633
Head tube angle(°)	69.0	69.5	70.0
Effective top tube(mm)	584	595	605
Chainstay length(mm)	470	487	470
Wheelbase(mm)	1121	1142	1134
BB drop(mm)	60	60	60
BB height(mm)	295	295	295
Standover(mm)	698	710	706
Seat tube length(mm)	450	450	550
Head tube length(mm)	130	165	175

How to read a geometry chart

Stock build

16 parts

Frame

Trek OCLV

Frame

Suspension

Trek Allant

Fork

Drivetrain

Shimano XT M8100

Shifter

Shimano XT M8120

Derailleur

Shimano SLX M7100

Cassette

Shimano SLX M7100

Chain

Bontrager Satellite

Pedals

Powertrain

Bosch Performance

Motor

Bosch PowerTube 625

Battery

Wheels & Tires

Bontrager E6 Hard-Case Lite

Tire

Shimano XT M8110 Deore

Hub

Shimano Deore XT

Hub

Alex Rims MD35

Rim

Brakes

Shimano MT520 4-Piston

Brake

Cockpit

Bontrager Satellite Plus IsoZone

Handlebar

Trek Allant+

Stem

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Quick answers

Which size or configuration labels have geometry for the 2020 Trek Allant+ 9.9S Stagger?: Geometry is listed for S, M, and L.
What are the reach and stack of the 2020 Trek Allant+ 9.9S Stagger in size M?: In size M, reach is 405 mm and stack is 621 mm.
What is the head tube angle of the 2020 Trek Allant+ 9.9S Stagger?: The head tube angle is 69.5 degrees in size M.
What does the 2020 Trek Allant+ 9.9S Stagger ship with?: The stock build includes Trek OCLV, Trek Allant, Shimano XT M8100, and Bosch Performance.
Which years of the Trek Allant+ 9.9S Stagger are on Quiver?: Quiver has the Trek Allant+ 9.9S Stagger for 2020, 2022, and 2021.