Bicycle Archive · Specification report

1998 Rocky Mountain 2XS

Velopedia Archive ID 72372

Overview

Model year	1998
Brand	Rocky Mountain
Model	2XS
Bicycle type	Mountain bike, front & rear suspension
Archive ID	72372
Original MSRP	$4,649.00
Colors	Black front/red rear
Sizes	16.5", 18", 19.5"

Frameset

Frame construction	Laminated carbon fiber/welded aluminum
Frame material	Carbon fiber composite main triangle w/Easton rear stays
Fork	Marzocchi Bomber Z-1 BAM
Fork material	Aluminum, triple-clamp crown
Rear shock	Fox Vanilla TC, 4.0" or 6.0" travel

Drivetrain

Component group	Mountain Mix
Shifters	Shimano XTR RapidFire SL
Front derailleur	Shimano XTR top-swing, top-pull/clamp-on 31.8mm
Rear derailleur	Shimano XTR SGS
Crankset	Shimano XTR M950, 24/34/46 teeth
Bottom bracket	Shimano BB-M950
Rear cogs	8-speed, 12 - 32 teeth
Chain	Shimano CN-IG90, 1/2 x 3/32"
Pedals	Shimano PD-M747 SPD

Brakes

Brakes	Formula Hydraulic disc brakes, Formula Hydraulic levers

Cockpit & contact points

Headset	1 1/8" threadless Race Face Real Seal
Handlebar	Roox FPS DH
Handlebar extensions	Not included
Stem	RooX
Saddle	Selle Italia Flite
Seatpost	Race Face XY

Wheels & tires

Hubs	Formula
Rims	Front: Sun Rims 0 XC, Rear: Sun Rims XC
Spokes	DT stainless steel, 2.0mm double-butted
Front tire	26 x 1.95" Hutchinson Chameleon
Wheel size	26" wheels

Geometry · Legacy reference

Top tube	590 mm
Seat-tube angle	73.5°
Fork offset / rake	40.6 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 22, 2026.