Bicycle Archive · Specification report

2007 Specialized Hotrock 12 Girls

Velopedia Archive ID 16606

Overview

Model year	2007
Brand	Specialized
Model	Hotrock 12 Girls
Bicycle type	Juvenile
Archive ID	16606
Original MSRP	$130.00
Colors	Pink/Black, Blue/Black
Sizes	One size fits all

Frameset

Frame construction	TIG-welded
Frame material	Specialized A1 Premium Aluminum
Fork	Specialized A1
Fork material	Aluminum/steel steerer, unicrown crown
Rear shock	N/A

Drivetrain

Component group	Juvenile Mix
Shifters	N/A
Front derailleur	N/A
Rear derailleur	N/A
Crankset	Heat treated Hi-Ten, 28 teeth
Bottom bracket	Loose ball
Rear cogs	1-speed
Chain	KMC Z410
Pedals	Composite platform

Brakes

Brakes	Coaster rear

Cockpit & contact points

Headset	1" threaded
Handlebar	Alloy 2pc
Handlebar extensions	Not included
Stem	Alloy 1" quill
Saddle	Specialized Hotrock Jumping
Seatpost	Steel, 22.2mm (7/8 inch) diameter

Wheels & tires

Hubs	Joy Tech steel nutted
Rims	Alloy single wall , 16-hole
Spokes	UCP, 14ga. (2.0mm) straight gauge
Front tire	12 x 2.125" Specialized Roller
Wheel size	12" wheels

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on August 23, 2026.