VelopediaBicycle Archive · Specification report

1999 Rocky Mountain Pipeline

Velopedia Archive ID 81613

Overview

Model year1999
BrandRocky Mountain
ModelPipeline
Bicycle typeMountain bike, front & rear suspension
Archive ID81613
Original MSRP$2,229.00
ColorsViolent Violet/Atomic Green
Sizes16.5", 18", 19.5"
Weight31.1 lb

Frameset

Frame constructionTIG-welded
Frame materialEaston DH aluminum
ForkMarzocchi Bomber Z-1 Dropoff, 5.0" travel
Fork materialAluminum, triple-clamp crown
Rear shockFox Vanilla R, 4.0"-6.0" adjustable travel

Drivetrain

Component groupMountain Mix
ShiftersSRAM ESP 9.0
Front derailleurShimano Deore LX top-swing, clamp-on 31.8mm
Rear derailleurSRAM ESP 9.0
CranksetShimano Deore LX, 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 Competition DH clipless

Brakes

BrakesDiaTech Twin Cam 2 disc brakes, Avid SD-1.9 L levers

Cockpit & contact points

Headset1 1/8" threadless Ritchey Logic Expert
HandlebarRMB Phat Riser
Handlebar extensionsNot included
StemForged alloy
SaddleSelle Italia XO
SeatpostAluminum micro-adjust, 26.8mm diameter

Wheels & tires

HubsDiaTech Twin Cam 2 disc
RimsSun Rims CR18, 32-hole
SpokesDT stainless steel, 2.0mm straight gauge
Spoke nipplesBrass nipples
Front tire26 x 2.10" Michelin HOT kevlar
Wheel size26" wheels

Geometry · Legacy reference

Top tube590 mm
Seat-tube angle73.5°
Chainstay / rear center430 mm
Wheelbase1083 mm

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