VelopediaBicycle Archive · Specification report

1999 Rocky Mountain Oxygen Race

Velopedia Archive ID 82734

Overview

Model year1999
BrandRocky Mountain
ModelOxygen Race
Bicycle typeMountain bike, front suspension
Archive ID82734
Original MSRP$1,220.00
ColorsBlue
Sizes14.5", 16", 17.5", 18.5", 19.5", 21"
Weight25.6 lb

Frameset

Frame constructionTIG-welded
Frame materialEaston Elite
ForkMarzocchi Bomber Z-4, 2.75" travel
Fork materialAluminum, triple-clamp crown
Rear shockN/A

Drivetrain

Component groupShimano Deore LX
ShiftersShimano Deore LX RapidFire SL
Front derailleurShimano Deore LX top-swing, top-pull/clamp-on 31.8mm
Rear derailleurShimano Deore LX SGS
CranksetShimano Deore LX, 22/32/44 teeth
Bottom bracketShimano cartridge, 110mm spindle
BB shell width73mm English
Rear cogs9-speed, 11 - 32 teeth
ChainShimano CN-HG72, 1/2 x 3/32"
PedalsRMB Competition XC clipless

Brakes

BrakesAvid SD-20 brakes, Avid SD-1.9 L levers

Cockpit & contact points

Headset1 1/8" threadless Ritchey Logic Expert
HandlebarAluminum, butted
Handlebar extensionsNot included
StemAluminum
SaddleSelle Italia XO
SeatpostAluminum micro-adjust, 26.8mm diameter

Wheels & tires

HubsShimano Deore LX
RimsSun Rims CR18, 32-hole
SpokesDT Champion stainless steel, 2.0mm straight gauge
Spoke nipplesBrass nipples
Front tire26 x 1.95" Michelin Wild Gripper kevlar
Wheel size26" wheels

Geometry · Legacy reference

Top tube575 mm
Head-tube angle70.5°
Seat-tube angle73°
Chainstay / rear center430 mm
Wheelbase1060 mm

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