Which size or configuration labels have geometry for the 2021 Jamis HARDLINE A2?

Geometry is listed for L/19", M/17", S/15.5", XL/21", and XS/14.5".

What are the reach and stack of the 2021 Jamis HARDLINE A2 in size S/15.5"?

In size S/15.5", reach is 418 mm and stack is 585 mm.

What is the head tube angle of the 2021 Jamis HARDLINE A2?

The head tube angle is 65.5 degrees in every size.

What does the 2021 Jamis HARDLINE A2 ship with?

The stock build includes Fox 36 Series Float 27.5” Rhythm, Shimano Deore, Vittoria Mazza 27.5 x 2.4”, and Shimano MT420 4-Piston Hydraulic Disc.

Which years of the Jamis HARDLINE A2 are on Quiver?

Quiver has the Jamis HARDLINE A2 for 2021, 2020, and 2019.

2021

2021 Jamis HARDLINE A2

Reach 397 to 482 mm, stack 576 to 613 mm. The HARDLINE A2 build comes with Vittoria Mazza 27.5 x 2.4” tires.

Compare geometry

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

Key facts

Brand: Jamis
Model: HARDLINE A2
Model year: 2021
Geometry labels: L/19", M/17", S/15.5", XL/21", and XS/14.5"
Fork: Fox 36 Series Float 27.5” Rhythm
Geometry: Complete for every size
Checked: Oct 4, 2026

Geometry by size

Geometry drawing, size S/15.5", to scale.

2021 Jamis HARDLINE A2 geometry by size
Measurement	L/19"	M/17"	S/15.5"	XL/21"	XS/14.5"
Reach(mm)	461	439	418	482	397
Stack(mm)	604	595	585	613	576
Head tube angle(°)	65.5	65.5	65.5	65.5	65.5
Seat tube angle(°)	74	74	74	74	74
Effective top tube(mm)	635	610	585	660	560
Chainstay length(mm)	429	429	429	429	429
Wheelbase(mm)	1208	1182	1157	1233	1131
BB drop(mm)	13.5	13.5	13.5	13.5	13.5
Standover(mm)	749	745	751	765	748
Head tube length(mm)	120	110	100	130	90

How to read a geometry chart

Stock build

14 parts

Suspension

Fox 36 Series Float 27.5” Rhythm

Fork

Drivetrain

Shimano Deore

ShifterSpeeds 12

Shimano Deore M6100

Cassette

KMC X12

Chain

Race Face Ride

CranksetCrank length 170 / 175mmSpeeds 12

Race Face BSA

Bottom bracket

Wheels & Tires

Vittoria Mazza 27.5 x 2.4”

Tire

Brakes

Shimano MT420 4-Piston Hydraulic Disc

Brake

Cockpit

Race Face Ride

HandlebarWidth 760mm

Race Face Ride

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

Jamis Lock-On

Grips

FSA Orbit IS Integrated

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 2021 Jamis HARDLINE A2?: Geometry is listed for L/19", M/17", S/15.5", XL/21", and XS/14.5".
What are the reach and stack of the 2021 Jamis HARDLINE A2 in size S/15.5"?: In size S/15.5", reach is 418 mm and stack is 585 mm.
What is the head tube angle of the 2021 Jamis HARDLINE A2?: The head tube angle is 65.5 degrees in every size.
What does the 2021 Jamis HARDLINE A2 ship with?: The stock build includes Fox 36 Series Float 27.5” Rhythm, Shimano Deore, Vittoria Mazza 27.5 x 2.4”, and Shimano MT420 4-Piston Hydraulic Disc.
Which years of the Jamis HARDLINE A2 are on Quiver?: Quiver has the Jamis HARDLINE A2 for 2021, 2020, and 2019.