Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum -
Wheels 20" -
Travel Front 40mm -
Fork SunTour XCT
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Groupset Shimano -
Suspension Hardtail -
Drivetrain 1 × 6 -
Brakes Rim
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Specialized A1 Premium Aluminum, 20"" frame, front suspension geo w/ low standover TT design, formed DT/TT, forged dropouts w/ replaceable hanger
Suspension Fork
SR Suntour (SF11-XCT-JR-20), 1pc. alloy lower, 25.4mm Hi-Ten stanchions, 1-1/8"" Hi-Ten steerer, coil/mcu w/ preload adj. 40mm travel
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 Roller Sport, 30 TPI, wire bead, 20x2.125""
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.
About this model
Hotrock 20 6-Speed Girls belongs to the Specialized Hotrock model. Specialized launched 35 bikes of this model so far. You can get a glimpse at all models from 2012, by clicking on this link.
Safety
Your safety should be the top priority when you go for a ride. In short, make sure that you always use a helmet, high visibility clothing, and proper lights when riding at night-time.
Average price for Youth bikes
If you want an acceptable Youth bike you should know that the average price is 278$. However, you could also get a good Youth bike even if you pay a lower amount than the average price. 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.
Overview of components
Fork
The Hotrock 20 6-Speed Girls comes factory-installed with the SunTour XCT fork. This has a travel range of 40mm. Bike forks are great for shock absorption and provide you with a smooth ride. To sum up, when buying a bicycle, make sure you get a fork that is capable of delivering decent travel.
Fork material
The fork is made out of aluminum, so there won’t be much extra weight added to the bike. However, they are not so stiff as carbon forks are.
Wheels
The wheels on Hotrock 20 6-Speed Girls are the 20″ aluminum type. This wheel size is used on bike models like BMX, children, or folding bikes. In conclusion, you can use them better on-road, and less on technical terrain.
Brakes
We ride faster and faster, so a good braking system is essential on a bike nowadays. The Hotrock 20 6-Speed Girls comes with Rim brakes. Slightly lighter than hydraulic brakes, rim brakes are a budget choice. However, you could spend a little extra and get a bike that has hydraulic brakes.