Velopedia Bicycle Archive

2008 Specialized Hotrock A1 FS

Original specifications: Mountain Mix drivetrain · 24" wheels.

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At a glance

Model year
2008
Category
Kids
Original MSRP
$370.00
Sizes
11", 13"
Colors
Black, White
In this record
26 specifications · archived image · original MSRP
Archive ID
24028
Model history 4 other years
Original buildA1 premium aluminum · Mountain Mix · 24" wheels

Historical catalog variants

Archived sizes and colors

4 item records

Item-level catalog entries recovered from Velopedia’s original bicycle archive. They document how this model was listed historically; they do not identify the frame size associated with legacy reference geometry or indicate current availability.

Published sizes

11"13"

Published colors

BlackWhite
View 4 archived size/color combinations
SizeColor
11"Black
13"Black
11"White
13"White

Historical catalog evidence. Exact specifications and naming may vary by market, production run or manufacturer revision.

Frameset

Frame ConstructionTIG-welded
Frame MaterialA1 premium aluminum
ForkRST Capa T24ML, 50mm travel
Fork MaterialSteel/aluminum, single crown

Drivetrain

Component GroupMountain Mix
ShiftersSRAM 3.0 Comp Grip Shift
Front DerailleurShimano Altus FD-M310-6, top swing
Rear DerailleurSRAM 3.0
CranksetTruvativ ISO-Flow 3.0, 22/32/42 teeth
Bottom BracketTH cartridge, 113mm spindle
BB Shell Width68mm
Rear Cogs7-speed, 14 - 28 teeth
ChainKMC Z7, 1/2 x 3/32"
PedalsSteel cage/composite body

Brakes

BrakesPromax alloy "V" brakes, Tektro Jr. levers

Cockpit & Contact Points

Headset1 1/8" threadless
HandlebarForged alloy
Handlebar ExtensionsNot included
StemAlloy
SaddleSpecialized BG Kids MTB w/kevlar sides
SeatpostAlloy micro-adjust, 27.2mm diameter

Wheels & Tires

HubsSpecialized forged alloy
RimsSpecialized/Alex HRXC 24, 32-hole
SpokesStainless, 15ga. (1.8mm) straight gauge
Front Tire24 x 1.8" Specialized Fast Track wire
Wheel Size24" wheels

Gearing

Chainring ÷ rear sprocket

Lower ratios provide more mechanical advantage for climbing. Higher ratios turn the rear wheel farther with each crank revolution.

Published build42/32/22T · 14–28T · 7-speed
Lowest0.79:1 Highest3.00:1 Total range382%
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Parts & serviceability

Find replacement parts

Original specifications
Chain · Original
KMC Z7, 1/2 x 3/32"
Front tire · Original
24 x 1.8" Specialized Fast Track wire
Saddle · Original
Specialized BG Kids MTB w/kevlar sides
More parts (2)
Front derailleur · Original
Shimano Altus FD-M310-6, top swing Search: Shimano FD-M310-6 front derailleur
Seatpost · Original
Alloy micro-adjust, 27.2mm diameter
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Bike-specific inspection checklist 20 checks based on 6 archived component groups Open checklistClose checklist
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This checklist uses the archived equipment for this bike. It cannot confirm the condition, service history or later component changes of the example in front of you.

Archived: 2008 Specialized Hotrock A1 FS · Juvenile mountain bike, suspension · Published sizes: 11", 13"

Archived: Frame: TIG-welded · Fork: RST Capa T24ML, 50mm travel · Steel/aluminum, single crown

Archived: Fork: RST Capa T24ML, 50mm travel

Archived: Group: Mountain Mix · Shifters: SRAM 3.0 Comp Grip Shift · Front derailleur: Shimano Altus FD-M310-6, top swing · Rear derailleur: SRAM 3.0 · Crankset: Truvativ ISO-Flow 3.0, 22/32/42 teeth · Bottom bracket: TH cartridge, 113mm spindle · Rear cogs: 7-speed, 14 - 28 teeth · Chain: KMC Z7, 1/2 x 3/32"

Archived: Brakes: Promax alloy "V" brakes, Tektro Jr. levers

Archived: Wheel size: 24" wheels · Rims: Specialized/Alex HRXC 24, 32-hole · Hubs: Specialized forged alloy · Front tire: 24 x 1.8" Specialized Fast Track wire

Controls and contact points

Archived: Headset: 1 1/8" threadless · Handlebar: Forged alloy · Stem: Alloy · Seatpost: Alloy micro-adjust, 27.2mm diameter · Saddle: Specialized BG Kids MTB w/kevlar sides · Pedals: Steel cage/composite body

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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.

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