Bicycle Archive · Specification report

2004 Specialized Hotrock FS 24 21-Speed

Velopedia Archive ID 92404

Overview

Model year	2004
Brand	Specialized
Model	Hotrock FS 24 21-Speed
Bicycle type	Juvenile mountain bike, suspension
Archive ID	92404
Original MSRP	$330.00
Colors	White/Red
Sizes	Boys 11", boys 13"

Frameset

Frame construction	TIG-welded
Frame material	Specialized A1 aluminum
Fork	RST Capa-T4, 51mm travel
Fork material	Aluminum, single crown
Rear shock	N/A

Drivetrain

Component group	Mountain Mix
Shifters	Shimano Revo 7-speed
Front derailleur	Shimano Acera
Rear derailleur	Shimano Altus
Crankset	TruVativ Iso-Flow, 22/32/42 teeth
Bottom bracket	Tektro linear-pull
Rear cogs	7-speed, 14 - 28 teeth
Chain	Shimano IG-31, 1/2 x 3/32"

Brakes

Brakes	Tektro linear-pull brakes, Tektro linear-pull levers

Cockpit & contact points

Headset	1 1/8" threadless sealed mechanism
Handlebar	Aluminum flat bar
Handlebar extensions	Not included
Stem	Specialized steel
Saddle	Specialized Mini Mountain
Seatpost	Aluminum, 27.2mm diameter

Wheels & tires

Hubs	Aluminum, Q/R
Rims	Alex, 36-hole
Spokes	Stainless steel, 14ga. (2.0mm) straight gauge
Spoke nipples	Brass nipples
Front tire	24 x 1.80" Specialized Roll-X
Wheel size	24" wheels

Geometry · Legacy reference

Top tube	507 mm
Head-tube angle	71°
Seat-tube angle	74°
Chainstay / rear center	420 mm
Wheelbase	986 mm

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