2020 Rocky Mountain

Growler 40

A 29″ aluminum frame hardtail trail bike with upper mid-range components.
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MSRP$1,599
FrameAluminum
SuspensionHardtail, 130mm
ForkSuntour RAIDON
Wheels29″ Aluminum
Drivetrain1 × 12
GroupsetSX Eagle
BrakesHydraulic Disc
SeatpostDropper
Where to Buy
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
Growler 40
Other Trail bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

24 mph

Growler 40

26 mph

Similar Bikes

Highest gear

(descending)

Sizing
SM

5'2" – 5'8"

MD

5'6" – 5'11"

LG

5'10" – 6'3"

XL

6'1" – 6'7"

🐐 Estimated

Rider Fit Notes

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Reviews
99 Spokes
2020 Rocky Mountain Growler Jr 24

Jun 2020

The Growler Jr 24 is a scaled down version of the popular hardtail from Rocky Mountain Bikes. Like its big brother, it’s a progressive hardtail shredding machine.

Highs
  • Progressive geometry and plenty of kid friendly features

Lows
  • A bit on the heavy side

Read Review

Mountain Bike Action
Mountain Bike Action Bike Test: Rocky Mountain Growler 50 Trail Bike

Oct 2020 · McCoy

Enduro geometry on a hardtail?

Read Review

BIKE Magazine
Tested: Rocky Mountain Growler 50 | $1,900

Nov 2019

Modern geometry meets affordable hardtail in the Rocky Mountain Growler 50.

Read Review

Outdoor Gear Lab
Rocky Mountain Growler 40

Aug 2019 · Jeremy Benson

The Rocky Mountain Growler 40 is a reasonably capable hardtail that has a distinctly upright riding position. There was nothing especially standout about...

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NSMB
Rocky Mountain Growler 40 - Budget Review

Jun 2019

" On my first ride down I hit the same trails I usually ride on test bikes that cost many times its price..."

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Canadian Cycling Magazine
Rocky Mountain announce the 2017 Growler and Reaper

Aug 2016 · Philippe Tremblay

A versatile bike for growing youth and an affordable plus-sized alloy hardtail

Read Review

Geometry
99 Spokes on YouTube99 Spokes on YouTube
Specs
Build
Frame

Rocky Mountain 6061 Alloy. Threaded BB. Boost 148mm. Tapered Zerostack Headtube. Dropper Post Compatible.

BB StandardBSA, 73mm, Threaded

Fork

Suntour Raidon 34 LOR Air Boost 130mm

Travel130mm

Spring TypeAir

Bottom Bracket

SRAM Powerspline

Headset

FSA No. 57B

Stem

Rocky Mountain XC

Handlebar

Rocky Mountain AM 780mm

Saddle

WTB Volt Race 142

Seatpost

Rocky Mountain Toonie Drop 30.9mm

TypeDropper

Pedals

Alloy Platform

Grips

Rocky Mountain Lock On Light

Groupset
Rear Derailleur

SRAM SX Eagle

Crank

SRAM SX Eagle Powerspline 30T

Shifters

SRAM SX Eagle

Cassette

SRAM PG-1210 11-50T

Chain

SRAM SX Eagle

Brakes

Shimano MT400 2 Piston

TypeHydraulic Disc

Brake Levers

Shimano MT400

Wheels
Rims

WTB ST i30 TCS 2.0 Tubeless

Spokes

2.0 Stainless

Front Hub

Shimano MT400 Boost 15mm

Rear Hub

Shimano MT400 Boost 148mm

Tires

WTB Vigilante TCS Light High Grip Tri-Tec 29 x 2.6 Front WTB TrailBoss G2 TCS Light Fast Rolling Tri-Tec 29 x 2.6 Rear

Rider Notes
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Last updated April 14
Not listed for 1,095 days