Growler 20
Overview
Intended use: Trail
Rear travel: Hardtail
Description
Rider support
5 years warranty, transferable to second owners
We believe in our products, that's why we offer 5-year warranty on our frames, extended to second owners. Learn more
Buy online pick-up in store
It’s now possible for riders to purchase a bike directly through Bikes.com and collect it at an authorized Rocky Mountain dealer.
We're here for you
Got questions about our bikes? Our support team and dealers network are here for you.
Specifications
Geometry
Wheel size
RIDE-9/4 POSITION
| sm | md | lg | xl | |
|---|---|---|---|---|
| Top Tube Horizontal (mm) | 593 | 620 | 647 | 675 |
| Head Tube Angle (deg) | 64 | 64 | 64 | 64 |
| Head Tube Length (mm) | 105 | 110 | 120 | 120 |
| Seat Tube Angle (deg) | 75 | 75 | 75 | 75 |
| Seat Tube Length (mm) | 380 | 420 | 445 | 480 |
| Rear Centre (mm) | 435 | 435 | 435 | 435 |
| Bottom Bracket Drop (mm) | 60 | 60 | 60 | 60 |
| Reach (mm) | 425 | 450 | 475 | 500 |
| Stack (mm) | 639 | 643 | 652 | 652 |
| Standover Height (mm) | 779 | 802 | 804 | 818 |
| Wheelbase (mm) | 1183 | 1210 | 1239 | 1269 |
Standover height is measured 200 mm in front of the bottom bracket.
| Top Tube Horizontal (mm) | 593 | 620 | 647 | 675 |
| Head Tube Angle (deg) | 64 | 64 | 64 | 64 |
| Head Tube Length (mm) | 105 | 110 | 120 | 120 |
| Seat Tube Angle (deg) | 75 | 75 | 75 | 75 |
| Seat Tube Length (mm) | 380 | 420 | 445 | 480 |
| Rear Centre (mm) | 435 | 435 | 435 | 435 |
| Bottom Bracket Drop (mm) | 60 | 60 | 60 | 60 |
| Reach (mm) | 425 | 450 | 475 | 500 |
| Stack (mm) | 639 | 643 | 652 | 652 |
| Standover Height (mm) | 779 | 802 | 804 | 818 |
| Wheelbase (mm) | 1183 | 1210 | 1239 | 1269 |
Standover height is measured 200 mm in front of the bottom bracket.
Features and technologies
FORM™ Alloy
FORM™ tubesets utilize premium materials to meet our strict requirements. Each FORM™ tube that we create is engineered for its specific purpose within the frame, ensuring optimized strength, weight, and ride quality.
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Compatible parts
FAQs
What is the Growler's maximum recommended fork length?
The maximum axle-to-crown height on the Rocky Mountain Growler is 561 mm.
What is the Growler's fork offset?
The fork offset on the Growler is 44mm.
What is the maximum tire size for the Growler?
The Growler is designed to fit up to a 29" x 2.6" tires. We recommend 6 mm of clearance between the tires and any frame members.
What bottom bracket size does the Growler need?
The Growler needs a BSA73 bottom bracket.
What is the Growler's rear axle size?
The Instinct BC Edition uses a 12mm x 173mm with a 1.5 thread pitch.
What is the Growler headset size?
The Growler uses a Zero Stack/Integrated ZS44|ZS56.
What brake mount type does the Growler use?
The Growler has 160mm flat-mount brake mounts with a 180mm post-most adapter installed.
What is the Growler's maximum chainring size?
The maximum chainring size that’s compatible is a 32t. The maximum oval chainring size that’s compatible is a 30t.
What is the Growler seatpost collar size?
The Growler uses a 34.9mm seat post collar.
What is the Growler's seatpost diameter?
The Growler needs a 30.9mm seat post.
What is the Growler seatpost length?
The Growler maximum insertion depths are: Size S = 230mm, Size M = 260mm, Size L = 290mm, Size XL = 300mm
