Bicycle Archive · Specification report

2011 Specialized Hotrock 24 ST Girl

Velopedia Archive ID 22194

Overview

Model year	2011
Brand	Specialized
Model	Hotrock 24 ST Girl
Bicycle type	Juvenile mountain bike, non-suspension
Archive ID	22194
Colors	Char
Sizes	11"

Frameset

Frame construction	TIG-welded
Frame material	A1 Premium aluminum
Fork material	Alloy, single crown
Rear shock	N/A

Drivetrain

Component group	Juvenile Mix
Shifters	Shimano RS-31 Revo Twist
Front derailleur	Shimano FD-CO50
Rear derailleur	Shimano TX31
Crankset	Forged Alloy, 24/34/42 teeth
Bottom bracket	Water sealed, 128mm spindle
BB shell width	68mm
Cassette	Shimano MF-TZ21
Rear cogs	7-speed, 14 - 28 teeth
Chain	KMC Z7
Pedals	Composite

Brakes

Brakes	V Brake brakes, Junior reduced reach levers

Cockpit & contact points

Headset	1 1/8" threadless
Handlebar	Hi-Ten
Handlebar extensions	Not included
Stem	Alloy
Saddle	Specialized BG Kid's
Seatpost	Alloy Micro Adjust, 27.2mm diameter

Wheels & tires

Hubs	Forged alloy
Rims	Alex C-1000, 32-hole
Spokes	Stainless, 14ga. (2.0mm)
Front tire	24 x 1.5" Specialized Nimbus
Wheel size	24" wheels

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 3, 2026.