VelopediaBicycle Archive · Specification report

1999 Rocky Mountain Instinct

Velopedia Archive ID 89210

Overview

Model year1999
BrandRocky Mountain
ModelInstinct
Bicycle typeMountain bike, front & rear suspension
Archive ID89210
Original MSRP$2,329.00
ColorsSable Black/Magic Yellow, Sable Black/Shredded Silver
Sizes16.5", 18", 19", 20.5"
Weight27.5 lb

Frameset

Frame constructionTIG-welded
Frame materialEaston Elite
ForkMarzocchi Bomber Z-2 BAM, 3.3" travel
Fork materialAluminum, triple-clamp crown
Rear shockFox Air Vanilla Float R, 3.6" travel

Drivetrain

Component groupMountain Mix
ShiftersShimano Deore LX RapidFire SL
Front derailleurShimano Deore XT top-swing
Rear derailleurShimano Deore XT SGS
CranksetRace Face Turbine LP, 22/32/44 teeth
Bottom bracketShimano, 110mm spindle
BB shell width73mm English
Rear cogs9-speed, 11 - 32 teeth
ChainShimano CN-HG72, 1/2 x 3/32"
PedalsRMB Expert XC clipless

Brakes

BrakesFormula Mechanical disc brakes, Avid SD-2.0 L levers

Cockpit & contact points

Headset1 1/8" threadless Ritchey Fuzzy Logic
HandlebarRace Face Air Alloy Riser
Handlebar extensionsNot included
StemRace Face SyStem
SaddleSDG 7000, kelvar
SeatpostRace Face XY, 26.8mm diameter

Wheels & tires

HubsFormula disc
RimsSun Rims CR18, 32-hole
SpokesDT stainless steel, 2.0mm double-butted
Spoke nipplesAlloy nipples
Front tire26 x 2.00" Geax Grid kevlar
Wheel size26" wheels

Geometry · Legacy reference

Top tube580 mm
Head-tube angle71°
Seat-tube angle73.5°
Chainstay / rear center425 mm
Wheelbase1065 mm

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