Which size or configuration labels have geometry for the 2021 Khs VITAMIN A?

Geometry is listed for L/20.5, M/18, S/15.5, XL/23, and XS/13.

What are the reach and stack of the 2021 Khs VITAMIN A in size S/15.5?

In size S/15.5, reach is 389 mm and stack is 550 mm.

What is the head tube angle of the 2021 Khs VITAMIN A?

The head tube angle is 71 degrees in size S/15.5.

What does the 2021 Khs VITAMIN A ship with?

The stock build includes SunRace DLM403 Trigger, Kenda Kwick Journey, Khs Aluminum 3D Forged, and Khs Aluminum Micro-Adjust.

Which years of the Khs VITAMIN A are on Quiver?

Quiver has the Khs VITAMIN A for 2021, 2023, and 2020.

2021

2021 Khs VITAMIN A

Reach 384 to 411 mm, stack 540 to 624 mm. The VITAMIN A build comes with Shimano RD-TY300 shifting and Kenda Kwick Journey tires.

Compare geometry

Source: bikecatalogs.com. Checked Oct 17, 2026.

Key facts

Brand: Khs
Model: VITAMIN A
Model year: 2021
Geometry labels: L/20.5, M/18, S/15.5, XL/23, and XS/13
Drivetrain: Shimano RD-TY300
Geometry: Complete for every size
Checked: Oct 17, 2026

Geometry by size

2021 Khs VITAMIN A geometry by size
Measurement	L/20.5	M/18	S/15.5	XL/23	XS/13
Reach(mm)	406	402	389	411	384
Stack(mm)	596	568	550	624	540
Head tube angle(°)	72	71	71	72	71
Seat tube angle(°)	73	73	73	73	73
Effective top tube(mm)	589	576	558	602	550
Chainstay length(mm)	440	440	440	440	440
BB height(mm)	282	282	282	282	282
Standover(mm)	805	757	715	850	673
Seat tube length(mm)	521	457	394	584	330
Head tube length(mm)	160	135	115	190	105

How to read a geometry chart

Stock build

11 parts

Drivetrain

SunRace DLM403 Trigger

Shifter

Shimano RD-TY300

Derailleur

KMC Z8.3

ChainSpeeds 8

Wellgo Resin

Pedals

Wheels & Tires

Kenda Kwick Journey

Tire

Weinmann DNZ18 Aluminum

Rim

Cockpit

Khs Aluminum 3D Forged

Stem

Velo Silicone Foam

Grips

FSA Intellaset

Headset

Seatpost & Saddle

Khs Aluminum Micro-Adjust

Seatpost

Khs Fitness Padded

Saddle

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Quick answers

Which size or configuration labels have geometry for the 2021 Khs VITAMIN A?: Geometry is listed for L/20.5, M/18, S/15.5, XL/23, and XS/13.
What are the reach and stack of the 2021 Khs VITAMIN A in size S/15.5?: In size S/15.5, reach is 389 mm and stack is 550 mm.
What is the head tube angle of the 2021 Khs VITAMIN A?: The head tube angle is 71 degrees in size S/15.5.
What does the 2021 Khs VITAMIN A ship with?: The stock build includes SunRace DLM403 Trigger, Kenda Kwick Journey, Khs Aluminum 3D Forged, and Khs Aluminum Micro-Adjust.
Which years of the Khs VITAMIN A are on Quiver?: Quiver has the Khs VITAMIN A for 2021, 2023, and 2020.