Which size or configuration labels have geometry for the 2020 Jamis KOMODO A1?

Geometry is listed for 15”, 17”, 19”, and 21”.

What are the reach and stack of the 2020 Jamis KOMODO A1 in size 19”?

In size 19”, reach is 458 mm and stack is 634 mm.

What is the head tube angle of the 2020 Jamis KOMODO A1?

The head tube angle is 67 degrees in every size.

What does the 2020 Jamis KOMODO A1 ship with?

The stock build includes Marzocchi Bomber Z2, Shimano SLX, WTB ST i35 TCS tubeless 27.5” rims, and Shimano MT401 hydraulic disc.

Which years of the Jamis KOMODO A1 are on Quiver?

Quiver has the Jamis KOMODO A1 for 2020 and 2019.

2020

2020 Jamis KOMODO A1

Reach 413 to 476 mm, stack 616 to 643 mm. The KOMODO A1 build comes with WTB ST i35 TCS tubeless 27.5” rims wheels.

Compare geometry

Source: bikecatalogs.com. Checked Oct 4, 2026.

Key facts

Brand: Jamis
Model: KOMODO A1
Model year: 2020
Geometry labels: 15”, 17”, 19”, and 21”
Fork: Marzocchi Bomber Z2
Wheels: WTB ST i35 TCS tubeless 27.5” rims
Geometry: Complete for every size
Checked: Oct 4, 2026

Geometry by size

Geometry drawing, size 17”, to scale.

2020 Jamis KOMODO A1 geometry by size
Measurement	15”	17”	19”	21”
Reach(mm)	413	436	458	476
Stack(mm)	616	625	634	643
Head tube angle(°)	67	67	67	67
Seat tube angle(°)	74	74	74	74
Effective top tube(mm)	590	615	640	660
Chainstay length(mm)	435	435	435	435
Wheelbase(mm)	1138	1165	1191	1201
BB drop(mm)	55	55	55	55
Standover(mm)	740	780	812	846
Head tube length(mm)	90	100	110	120

How to read a geometry chart

Stock build

15 parts

Suspension

Marzocchi Bomber Z2

Fork

Drivetrain

Shimano SLX

Shifter

Shimano SLX M7100

Cassette

KMC X12

Chain

Race Face Ride

CranksetCrank length 170 / 175mmSpeeds 12

Race Face External

Bottom bracket

Wheels & Tires

WTB ST i35 TCS tubeless 27.5” rims

Wheelset

WTB Vigilante

Tire

Brakes

Shimano MT401 hydraulic disc

Brake

Cockpit

Race Face Ride

HandlebarWidth 740mm

Race Face Ride

StemBar clamp diameter 31.8mmSteerer diameter 1 1/8"Rise 6°Material Aluminum

Jamis Lock-On

Grips

FSA Orbit 1.5 Zero-Stack internal cup

Headset

Seatpost & Saddle

KS Rage Dropper

Seatpost

WTB Volt

SaddleWidth 135 / 142 / 150mmLength 265mm

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Quick answers

Which size or configuration labels have geometry for the 2020 Jamis KOMODO A1?: Geometry is listed for 15”, 17”, 19”, and 21”.
What are the reach and stack of the 2020 Jamis KOMODO A1 in size 19”?: In size 19”, reach is 458 mm and stack is 634 mm.
What is the head tube angle of the 2020 Jamis KOMODO A1?: The head tube angle is 67 degrees in every size.
What does the 2020 Jamis KOMODO A1 ship with?: The stock build includes Marzocchi Bomber Z2, Shimano SLX, WTB ST i35 TCS tubeless 27.5” rims, and Shimano MT401 hydraulic disc.
Which years of the Jamis KOMODO A1 are on Quiver?: Quiver has the Jamis KOMODO A1 for 2020 and 2019.