Bike details
Overview
Key information split into simple groups.
Bike summary
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Frame Aluminum -
Wheels 20" -
Groupset Shimano -
Suspension Rigid -
Drivetrain 1 × 6 -
Brakes Rim
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Specialized A1 Premium Aluminum, 20"" frame, rigid fork geo w/ low standover TT design, formed DT/TT, forged dropouts w/ replaceable hanger
Suspension Fork
Alloy straight blade, 1-1/8"" Hi-Ten steerer, w/ canti mounts
Drivetrain
Rear Derailleur
Shimano FT-30, 6-speed, direct mount
Shift Levers
Shimano RS-31, 6-speed, Revo Twist
Cassette
Shimano 6-speed freewheel, 14-28t
Crank
Forged alloy arms, steel single ring, w/ dual roller chainguide
Bottom Bracket
Water sealed, loose ball, 68mm x 128mm
Chain
KMC Z-50, 1/2"" x 3/32""
Pedals
Composite platform w/ reflectors, loose ball, 9/16""
Wheels
Front Hub
Forged alloy, loose ball, nutted axle, 32h
Rear Hub
Forged alloy, freewheel type, 32h, nutted axle
Rims
Alex C-1000, alloy single-wall, 32h
Spokes
Stainless, 2.0mm (14g)
Tires
Specialized Nimbus, 60 TPI, wire bead, Flak Jacket protection, 20x1.5""
Brakes
Brakes
Die cast, alloy ""V"" brake, 1pc. pad
Brake Levers
Tektro junior reduced-reach ""V"", alloy, linear pull compatible
Cockpit
Stem
Alloy Ahead, 4 bolt, 20º rise, 25.4mm clamp
Handlebar
Hi-Ten riser bar, 40mm rise, 10º backsweep, 6º upsweep, 25.4mm
Grips
Specialized Revo type
Headset
1-1/8"" threadless, loose ball
Seat
Saddle
Specialized Kids Body Geometry, 1pc. 7mm rail w/ clamp
Seatpost
Alloy, 27.2mm, micro adjust
Fit data
Geometry
Numbers for sizing and ride feel.
Model Overview
Hotrock 20 Street Boys is part of the Specialized Hotrock model. There are 35 bikes that carry this model name. You can get a glimpse at all models from 2012, by clicking on this link.
Safety
Take safety seriously when you ride your bike, and always wear your helmet. Moreover, don’t ride on the sidewalk. This is actually against the law in some states and can be dangerous for both you and pedestrians.
Youth bikes average price
If you want an acceptable Youth bike you should know that the average price is 278$. However, this doesn’t mean that if you spend less money on a Youth bike, you couldn’t get a decent one. As a general rule of thumb, you should always read reviews about the bike and its components before buying it to ensure you don’t pay too much.
Hotrock 20 Street Boys components
Fork material
Hotrock 20 Street Boys has an aluminum fork, so there won’t be much extra weight added to the bike. However, they are not so stiff as carbon forks are.
Wheels size
The wheels on Hotrock 20 Street Boys are the 20″ aluminum type. This wheel size is used on bike models like BMX, children, or folding bikes. In conclusion, they are great for flat ground or very easy trails.
Brakes
We ride faster and faster, so a good braking system is essential on a bike nowadays. The Hotrock 20 Street Boys comes with Rim brakes. Rim brakes deliver an average performance overall. However, you could spend a little extra and get a bike that has hydraulic brakes.