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2017 Diamondback

Octane 20

A 20″ aluminum frame mountain youth bike with mid-range components and rim brakes.
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Manufacturer Price

$259
FrameAluminum
SuspensionHardtail, 40mm
ForkZoom
Wheels20″ Aluminum
Drivetrain1 × 6
GroupsetTourney
BrakesRim
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Insights
Ride Feel

Based on frame geometry and build specs.

Handling
nimblestable
Octane 20
Other Mountain Youth 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)

17 mph

Octane 20

Highest gear

(descending)

Geometry
Specs
Build
Frame

DB Boy's 20" Jr. Mountain, 6061 Heat-Treated Aluminum w/ Replaceable Hanger

Fork

HL Zoom 20" Suspension, 40mm Travel

Travel40mm

Bottom Bracket

Loose Ball

Headset

Threaded 1 1/8"

Stem

Alloy Quill

Handlebar

Steel Jr Riser

Saddle

Jr. ATB 2-panel

Seatpost

Steel Pillar, 25.4mm

TypeRigid

Pedals

Resin MTB, 9/16"

Grips

DB Kraton

Groupset
Rear Derailleur

Shimano TZ-50, 6 Speed

Crank

140mm One-piece Steel, 40 Tooth w/ Double Guard

Shifters

Shimano RS35 Revo Grip Shift, 6 Speed

Cassette

Shimano TZ20, 6 Speed Freewheel, 14-28T

Chain

KMC Z51, 6 Speed

Brakes

Alloy Linear Pull

TypeRim

Brake Levers

Alloy Linear Pull w/ Reach Adjust

Wheels
Rims

32h 20" R-1000 Alloy

Spokes

14g Steel

Front Hub

32h Steel Nutted

Rear Hub

32h Steel Nutted, Freewheel

Tires

Jr. ATB Knobby, 20x1.95"

Rider Notes
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First added January 17

Last updated March 7

Not listed for 3,005 days