Bicycle Archive · Specification report

2009 Specialized Hotrock A1 FS Girls

Velopedia Archive ID 15737

Overview

Model year	2009
Brand	Specialized
Model	Hotrock A1 FS Girls
Bicycle type	Juvenile mountain bike, suspension
Archive ID	15737
Original MSRP	$420.00
Colors	Gloss Black
Sizes	11.5", 13.5"

Frameset

Frame construction	TIG-welded
Frame material	Specialized A1 Premium Aluminum
Fork	RST Capa T24ML, 51mm travel
Fork material	Chromoly/Hi-ten/alloy, single crown
Rear shock	N/A

Drivetrain

Component group	Mountain Mix
Shifters	Twist-shift
Crankset	SR Suntour Junior, 22/32/42 teeth
Bottom bracket	FSA BB-7420, 113mm spindle
BB shell width	68mm
Rear cogs	7-speed, 13 - 34 teeth
Chain	KMC Z7
Pedals	Composite

Brakes

Brakes	Alloy Linear Pull brakes, Alloy levers

Cockpit & contact points

Headset	1 1/8" Threadless
Handlebar	Alloy riser, Kid's
Handlebar extensions	Not included
Stem	Alloy
Saddle	Specialized BG Rival Kid's
Seatpost	Alloy Micro Adjust, 27.2mm diameter

Wheels & tires

Hubs	Specialized forged alloy
Rims	Alex HRXC, 32-hole
Spokes	Stainless steel, 15ga. (1.8mm)
Spoke nipples	Brass nipples
Front tire	24 x 1.80" Specialized Fast Trak
Wheel size	24" wheels

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 4, 2026.