VelopediaBicycle Archive · Specification report

1999 Rotec Pro 4 XC

Velopedia Archive ID 84153

Overview

Model year1999
BrandRotec
ModelPro 4 XC
Bicycle typeMountain bike, front & rear suspension
Archive ID84153
Original MSRP$4,450.00
ColorsTeam Black
SizesAdjustable for rider height
Weight26.3 lb

Frameset

Frame constructionTIG-welded
Frame material6061 T6 aluminum
ForkWhite Brothers SC92UL, 3.6" travel
Fork materialAluminum/magnesium, triple-clamp crown
Rear shockFox Vanilla RC-R, 4.85" travel

Drivetrain

Component groupShimano XTR
ShiftersShimano XTR RapidFire SL
Front derailleurShimano XTR top-swing, top-pull/bottom bracket mount
Rear derailleurShimano XTR GS
CranksetAdventure Components Lo Pro, 24/34/46 teeth
Bottom bracketA.C. Competition, 116mm spindle
BB shell width73mm English
Rear cogs9-speed, 12 - 34 teeth
ChainShimano CN-7700, 1/2 x 3/32"
PedalsShimano PD-M747 SPD

Brakes

BrakesShimano XTR V-Brake brakes, Shimano XTR levers

Cockpit & contact points

Headset1 1/8" threadless A.C. Head Honcho
HandlebarKore Elite
Handlebar extensionsNot included
StemKore Elite
SaddleSDG Grand Prix
SeatpostAdventure Components, 27.2mm diameter

Wheels & tires

HubsA.C. QR
RimsSun Rims O-lite, 32-hole
SpokesDT stainless steel, 1.8mm double-butted
Spoke nipplesAlloy nipples
Front tire26 x 1.90" Michelin Wild Gripper Sprint kevlar
Wheel size26" wheels

Geometry · Legacy reference

Top tube606.3 mm
Head-tube angle70.7°
Seat-tube angle75°
Chainstay / rear center419.1 mm
Wheelbase1107.4 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 29, 2026.