Bicycle Archive · Specification report

1999 Specialized Rockhopper FS

Velopedia Archive ID 88847

Overview

Model year	1999
Brand	Specialized
Model	Rockhopper FS
Bicycle type	Mountain bike, front suspension
Archive ID	88847
Original MSRP	$599.99
Colors	Brushed Steel, Team Red
Sizes	13", 15", 17", 19", 21", 23"

Frameset

Frame construction	TIG-welded
Frame material	Ritchey Nitanium
Fork	Rock Shox Jett T2, 2.5" travel
Fork material	Aluminum/magnesium, triple-clamp crown
Rear shock	N/A

Drivetrain

Component group	Mountain Mix
Shifters	Shimano Deore LX RapidFire SL
Front derailleur	Shimano STX-RC top-swing, bottom-pull/clamp-on 31.8mm
Rear derailleur	Shimano Deore LX SGS
Crankset	Specialized ForeArm Sport, 22/32/42 teeth
Bottom bracket	Specialized Comp, 110mm spindle
BB shell width	73mm English
Rear cogs	9-speed, 11 - 32 teeth
Chain	Shimano CN-HG72, 1/2 x 3/32"
Pedals	Aluminum cage w/clips & straps

Brakes

Brakes	Dia-Compe 733 Direct Pull w/linear spring brakes, Dia-Compe DP-7N levers

Cockpit & contact points

Headset	1 1/8" threadless Specialized Headfirst Sport
Handlebar	Specialized alloy
Handlebar extensions	N/A
Stem	Specialized A-1
Saddle	Specialized Prolong
Seatpost	Specialized micro-adjust, 30.4mm diameter

Wheels & tires

Hubs	Front: Specialized alloy, Rear: Specialized STOUT Comp
Rims	Front: Ritchey Rock SCX, Rear: Ritchey Rock OCR, 32-hole
Spokes	Chung Nan stainless steel, 1.8mm straight gauge
Spoke nipples	Brass nipples
Front tire	Front: 26 x 1.95" Specialized Dirt Control Sport, Rear: 26 x 1.95" Specialized Dirt Master Sport
Wheel size	26" wheels

Geometry · Legacy reference

Top tube	550 mm
Head-tube angle	71°
Seat-tube angle	73°
Chainstay / rear center	430 mm
Wheelbase	1049 mm
Fork offset / rake	38 mm

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