VelopediaBicycle Archive ยท Specification report

1998 Rotec Pro Downhill

Velopedia Archive ID 76879

Overview

Model year1998
BrandRotec
ModelPro Downhill
Bicycle typeMountain bike, front & rear suspension
Archive ID76879
Original MSRP$4,995.00
ColorsBlack/red/yellow fade
SizesAdjustable for rider height
Weight38 lb

Frameset

Frame constructionTIG-welded
Frame material6061 T6 aluminum
ForkWhite Brothers UD 150DH
Fork materialAluminum, double triple-clamp crown
Rear shockFox Vanilla TC, 6.5" travel

Drivetrain

Component groupShimano XTR
ShiftersShimano XTR RapidFire SL
Front derailleurRotec custom chainguide, chain retention device
Rear derailleurShimano XTR SGS
CranksetAdventure Components, 48 teeth
Bottom bracketRotec sealed bearing, 122mm spindle
BB shell widthRotec custom
Rear cogs8-speed, 11 - 30 teeth
ChainShimano CN-IG90, 1/2 x 3/32"
PedalsShimano PD-M636 SPD

Brakes

BrakesMagura Gustav M Disc brakes, Magura Gustav M levers

Cockpit & contact points

Headset1 1/8" threadless Ringle Slamma Jamma
HandlebarWhite Brothers Ti-Riser
Handlebar extensionsNot included
StemRotec custom
SaddleSDG Big Boy DH
SeatpostRingle Moby Duece, 27.2mm diameter

Wheels & tires

HubsMagura Hugi
RimsSun Rims Fatt Albert, 32-hole
SpokesDT stainless steel, 2.0mm double-butted
Spoke nipplesAlloy nipples
Front tire26 x 2.20" Michelin Wild Gripper DH
Wheel size26" wheels

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