Velopedia Bicycle Archive

2007 Specialized Hotrock A1 FSR

Original specifications: Shimano Altus · 7-speed · mechanical rear derailleur · 24" wheels.

Share owner experience

Selling this bike? Create a shareable bike record

At a glance

Model year
2007
Category
Kids
Original MSRP
$660.00
Sizes
One size fits all
Colors
Flo Red
In this record
27 specifications · archived image · original MSRP
Archive ID
16619
Model history 4 other years
Original buildSpecialized A1 Premium Aluminum · Juvenile Mix · 24" wheels

Historical catalog variants

Archived sizes and colors

1 item record

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

one size fits all

Published colors

Flo Red
View 1 archived size/color combination
SizeColor
one size fits allFlo Red

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

Frameset

Frame ConstructionTIG-welded
Frame MaterialSpecialized A1 Premium Aluminum
ForkRST Capa T7A, 50mm
Fork MaterialSteel/aluminum, single crown
Rear ShockTough Shock FDR

Drivetrain

Component GroupJuvenile Mix
ShiftersShimano RS-41 Revo Twist
Front DerailleurShimano Acera
Rear DerailleurShimano Altus
CranksetTruVativ ISO-Flow, 22/32/42 teeth
Bottom BracketTruVativ cartridge, 113mm spindle
BB Shell Width68mm
Rear Cogs7-speed, 14 - 28 teeth
ChainShimano HG-40
PedalsSteel cage, composite body

Brakes

BrakesTektro V-brake brakes, Tektro Jr. levers

Cockpit & Contact Points

Headset1 1/8" threadless
HandlebarAlloy riser
Handlebar ExtensionsNot included
StemAlloy A-Head
SaddleSpecialized Body Geometry ATB Kid's
SeatpostAlloy micro adjust, 27.2mm diameter

Wheels & Tires

HubsAlloy QR
RimsSpecialized/Alex HRXC, 32-hole
SpokesStainless steel, 15ga. (1.8mm) straight gauge
Front Tire24 x 1.80" Specialized Roll-X
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%
Campaign

Parts & serviceability

Find replacement parts

Original specifications
Front tire · Original
24 x 1.80" Specialized Roll-X
Brake pads · Original
Tektro V-brake brakes, Tektro Jr. levers
Saddle · Original
Specialized Body Geometry ATB Kid's
More parts (3)
Front derailleur · Original
Shimano Acera Search: Shimano Acera 7-speed mechanical front derailleur
Rear derailleur · Original
Shimano Altus Search: Shimano Altus 7-speed mechanical rear derailleur
Seatpost · Original
Alloy micro adjust, 27.2mm diameter
Retailer offers · Affiliate links

Based on the original build. Confirm the model, size and fit before ordering; installed parts may differ. As an Amazon Associate I earn from qualifying purchases. Velopedia may also earn from qualifying eBay purchases. Velopedia may also earn from qualifying retailer purchases.

Bike-specific inspection checklist 22 checks based on 6 archived component groups Open checklistClose checklist
0 of 22 checked Progress stays in this browser for this bike.

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: 2007 Specialized Hotrock A1 FSR · Juvenile mountain bike, suspension · Published sizes: One size fits all

Archived: Frame: TIG-welded · Fork: RST Capa T7A, 50mm · Steel/aluminum, single crown

Archived: Fork: RST Capa T7A, 50mm · Rear shock: Tough Shock FDR

Archived: Group: Juvenile Mix · Shifters: Shimano RS-41 Revo Twist · Front derailleur: Shimano Acera · Rear derailleur: Shimano Altus · Crankset: TruVativ ISO-Flow, 22/32/42 teeth · Bottom bracket: TruVativ cartridge, 113mm spindle · Rear cogs: 7-speed, 14 - 28 teeth · Chain: Shimano HG-40

Archived: Brakes: Tektro V-brake brakes, Tektro Jr. levers

Archived: Wheel size: 24" wheels · Rims: Specialized/Alex HRXC, 32-hole · Hubs: Alloy QR · Front tire: 24 x 1.80" Specialized Roll-X

Controls and contact points

Archived: Headset: 1 1/8" threadless · Handlebar: Alloy riser · Stem: Alloy A-Head · Seatpost: Alloy micro adjust, 27.2mm diameter · Saddle: Specialized Body Geometry ATB Kid's · Pedals: Steel cage, composite body

Before and during the test ride

Follow the full used-bike inspection order →

My Garage

Velopedia

Enter your email and Velopedia will send a private sign-in link. No password required.

Have you owned this bike?Help document firsthand fit, ride and maintenance details that may no longer be available.

This archive record has limited published detail. Share what would help another rider understand how this model fit, rode and held up over time. Velopedia reviews every contribution before publication.

Add fit, maintenance and buyer detailsOptional · five additional fields

Your contribution goes directly to Velopedia’s private review queue. We’ll email an optional confirmation link plus a private edit and withdrawal link, but you do not need to confirm your email before an administrator can review or approve the submission.

Already contributed? Send me a fresh private edit link

For privacy, Velopedia shows the same confirmation whether or not an experience exists.

Checking current listings…

Campaign

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

Scroll to Top