Which size or configuration labels have geometry for the 2021 Rocky Mountain Altitude Carbon Coil Edition?

Geometry is listed for 27.5 L, 27.5 M, 27.5 S, 27.5 XL, 29 L, 29 M, 29 S, and 29 XL.

What are the reach and stack of the 2021 Rocky Mountain Altitude Carbon Coil Edition in size 29 L?

In size 29 L, reach is 484 mm and stack is 631 mm.

What is the head tube angle of the 2021 Rocky Mountain Altitude Carbon Coil Edition?

The head tube angle is 65.4 degrees in size 29 L.

What does the 2021 Rocky Mountain Altitude Carbon 70 Coil Edition ship with?

The stock build includes Rocky Mountain SMOOTHWALL™ Carbon, Fox 36 Factory, Shimano XT, and Race Face AR30 Mullet.

Which years of the Rocky Mountain Altitude are on Quiver?

Quiver has the Rocky Mountain Altitude for 2021, 2026, 2024, and 1995.

2021

2021 Rocky Mountain Altitude Carbon Coil Edition

Enduro

The 2021 Rocky Mountain Altitude Carbon Coil Edition sits more aggressive than most enduro bikes. Reach 428 to 514 mm, stack 593 to 649 mm. The Altitude Carbon 70 Coil Edition build comes with Shimano XT shifting and Race Face AR30 Mullet wheels.

Compare with 390+ enduro bikes

Source: resources.bikes.com. Checked Jul 11, 2026.

Key facts

Brand: Rocky Mountain
Model: Altitude
Model year: 2021
Frame: Carbon Coil Edition
Type: Enduro
Geometry labels: 27.5 L, 27.5 M, 27.5 S, 27.5 XL, 29 L, 29 M, 29 S, and 29 XL
Drivetrain: Shimano XT
Fork: Fox 36 Factory
Rear shock: Fox DHX2 Factory
Wheels: Race Face AR30 Mullet
Geometry: Complete for every size
Source: resources.bikes.com
Checked: Jul 11, 2026

Geometry by size

2021 Rocky Mountain Altitude Carbon Coil Edition geometry by size
Measurement	27.5 L	27.5 M	27.5 S	27.5 XL	29 L	29 M	29 S	29 XL
Reach(mm)	478	453	428	508	484	459	434	514
Stack(mm)	635	607	598	649	631	602	593	644
Head tube angle(°)	64.8	64.8	64.8	64.8	65.4	65.4	65.4	65.4
Seat tube angle(°)	75.8	75.8	75.8	75.8	76.4	76.4	76.4	76.4
Wheelbase(mm)	1249	1200	1171	1285	1248	1199	1170	1284

How to read a geometry chart

Stock build

20 parts

Frame

Rocky Mountain SMOOTHWALL™ Carbon

FrameFrame type Hardtail

Suspension

Fox 36 Factory

ForkWheel size 27.5

Fox DHX2 Factory

Rear shockSpring type CoilExternal adjustments 2pos-Adj / HSC-LSC-HSR-LSR

Drivetrain

Shimano XT

Shifter

Shimano XT

Derailleur

Shimano XT

CassetteFreehub body Shimano Micro Spline

Shimano XT M8100

ChainSpeeds 12Compatibility HG 12-speedWeight 252 g

Race Face Turbine Cinch

Crankset

Race Face BB92

Bottom bracket

Wheels & Tires

Race Face AR30 Mullet

Wheelset

Maxxis Assegai

TireTPI 60 TPITubeless ready Yes

Maxxis Minion DHR II DD

TireTPI 60 TPITubeless ready Yes

Brakes

Shimano XT Trail 4 Piston

Brake

Shimano SM-RT86

Rotor

Cockpit

Handlebar

Stem

Grips

Headset

Seatpost & Saddle

Race Face Turbine R Dropper

Dropper post

WTB Volt Race

Saddle

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Quick answers

Which size or configuration labels have geometry for the 2021 Rocky Mountain Altitude Carbon Coil Edition?: Geometry is listed for 27.5 L, 27.5 M, 27.5 S, 27.5 XL, 29 L, 29 M, 29 S, and 29 XL.
What are the reach and stack of the 2021 Rocky Mountain Altitude Carbon Coil Edition in size 29 L?: In size 29 L, reach is 484 mm and stack is 631 mm.
What is the head tube angle of the 2021 Rocky Mountain Altitude Carbon Coil Edition?: The head tube angle is 65.4 degrees in size 29 L.
What does the 2021 Rocky Mountain Altitude Carbon 70 Coil Edition ship with?: The stock build includes Rocky Mountain SMOOTHWALL™ Carbon, Fox 36 Factory, Shimano XT, and Race Face AR30 Mullet.
Which years of the Rocky Mountain Altitude are on Quiver?: Quiver has the Rocky Mountain Altitude for 2021, 2026, 2024, and 1995.