Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum -
Wheels 24" -
Travel Front 50mm -
Fork SunTour XCT
-
Groupset Shimano -
Suspension Hardtail -
Drivetrain 1 × 7 -
Brakes Rim
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Specialized A1 Premium Aluminum, 24"" frame, suspension fork geo w/ low standover TT, formed DT/TT, forged dropouts w/ replaceable hanger
Suspension Fork
SR Suntour SF11-XCT-JR-24, 1pc. alloy lower, 25.4mm Hi-Ten stanchions, 1-1/8"" Hi-Ten steerer, coil/mcu w/ preload adj. 50mm travel
Drivetrain
Rear Derailleur
Shimano FT-30, 7-speed, direct mount
Shift Levers
Shimano RS-31, 6-speed, Revo Twist
Cassette
Shimano 7-speed, 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, 24x2.125""
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.
| Size | 7-SPD | 21" |
|---|---|---|
| Bottom Bracket Height | 262 mm | 262 mm |
| Front Center | 572 mm | 572 mm |
| Rake | 40 mm | 40 mm |
| Top Tube Length | 504 mm | 504 mm |
| Seat Tube Angle | 73 ° | 73 ° |
| Seat Tube Length | 312 mm | 312 mm |
| Head Tube Angle | 69 ° | 69 ° |
| Head Tube Length | 120 mm | 120 mm |
| Chainstay Length | 407 mm | 417 mm |
| Wheelbase | 975 mm | 989 mm |
| Standover Height | 583 mm | 583 mm |
| Wheels | 24" | 24" |
About this model
Hotrock 24 7-Speed Boys is part of the Specialized Hotrock model. Specialized launched 35 bikes of this model so far. Check out the entire range from 2012 of this model, by clicking this link.
Safety
Make sure you wear a helmet on every ride, and that your bike performs well. In short, this means checking the tires, brakes, and chain to make sure everything is in good working order.
Average price for Youth bikes
Our math shows that the average cost of a dependable Youth bike is 278$. However, even if your budget is less than the average, you might still be able to get a top-quality Youth bike. 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
Specialized Hotrock 24 7-Speed Boys 2012 bike is equipped with the SunTour XCT fork, and has 50mm travel. Bike forks are perfect to absorb shocks and provide a great riding experience overall. To sum up, when buying a bicycle, make sure you get a fork that is capable of delivering decent travel.
Fork material
The fork on this bike 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
When it comes to wheels, the Hotrock 24 7-Speed Boys bike is equipped with the 24″ aluminum model. 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
Stopping the bike when needed, it’s essential for your safety. This bike has Rim brakes. Rim brakes deliver an average performance overall. However, you could spend a little extra and get a bike that has hydraulic brakes.