VelopediaBicycle Archive · Specification report

Bicycle comparison

1999 Rocky Mountain Instinct · 2000 Rocky Mountain Instinct

Specification1999 Rocky Mountain Instinct2000 Rocky Mountain Instinct
Overview
Model year19992000
BrandRocky MountainRocky Mountain
ModelInstinctInstinct
Bicycle typeMountain bike, front & rear suspensionMountain bike, front & rear suspension
Archive ID8921045037
Original MSRP$2,329.00$2,321.00
ColorsSable Black/Magic Yellow, Sable Black/Shredded SilverHolographic Black and Shredded Silver Maple Leafs, Holographic Blue/Shreded Silver Maple Leafs
Sizes16.5", 18", 19", 20.5"16.5", 18", 19"
Weight27.5 lb—
Frameset
Frame constructionTIG-weldedTIG-welded
Frame materialEaston EliteEaston 7005 Elite
ForkMarzocchi Bomber Z-2 BAM, 3.3" travelMarzocchi Bomber Z-2 Atom Bomb, 3.15" travel
Fork materialAluminum, triple-clamp crownAluminum, triple-clamp crown
Rear shockFox Air Vanilla Float R, 3.6" travelFox Air Float RC
Drivetrain
Component groupMountain MixShimano Deore XT/XTR
ShiftersShimano Deore LX RapidFire SLShimano Deore XT RapidFire SL
Front derailleurShimano Deore XT top-swingShimano Deore XT, top-pull/clamp-on 31.8mm
Rear derailleurShimano Deore XT SGSShimano XTR
CranksetRace Face Turbine LP, 22/32/44 teethRace Face Turbine LP, 22/32/44 teeth
Bottom bracketShimano, 110mm spindleShimano BB-UN72, 113mm spindle
BB shell width73mm English73mm English
Rear cogs9-speed, 11 - 32 teeth9-speed, 11 - 34 teeth
ChainShimano CN-HG72, 1/2 x 3/32"SRAM, 1/2 x 3/32"
PedalsRMB Expert XC cliplessShimano PD-M515 SPD
Brakes
BrakesFormula Mechanical disc brakes, Avid SD-2.0 L leversShimano Deore XT V-Brake brakes, SRAM 9.0 SL levers
Cockpit & contact points
Headset1 1/8" threadless Ritchey Fuzzy Logic1 1/8" threadless Ritchey Logic
HandlebarRace Face Air Alloy RiserRace Face Prodigy Riser
Handlebar extensionsNot includedNot included
StemRace Face SyStemRace Face Prodigy
SaddleSDG 7000, kelvarSelle Italia Onda
SeatpostRace Face XY, 26.8mm diameterRace Face XY, 26.8mm diameter
Wheels & tires
HubsFormula discShimano Deore XT
RimsSun Rims CR18, 32-holeMavic X221, 32-hole
SpokesDT stainless steel, 2.0mm double-buttedDT stainless steel, 1.8mm double-butted
Spoke nipplesAlloy nipplesBrass nipples
Front tire26 x 2.00" Geax Grid kevlar20 x 1.95" Michelin Wild Gripper kevlar
Wheel size26" wheels20" wheels

Geometry comparison

One selected size or frame position per bicycle, matching the comparison dropdown choices used when Print / PDF was opened.

Measurement1999 Rocky Mountain Instinct2000 Rocky Mountain Instinct
Selected size / positionLegacy referenceLegacy reference
Head-tube angle71°71°
Seat-tube angle73.5°73.5°
Chainstay / rear center425 mm425 mm
Wheelbase1065 mm1065 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on November 14, 2026.