VelopediaBicycle Archive · Specification report

1998 Giant ATX 860

Velopedia Archive ID 72671

Overview

Model year1998
BrandGiant
ModelATX 860
Bicycle typeMountain bike, front suspension
Archive ID72671
Original MSRP$699.99
ColorsBall-burnished, satin red
SizesLarge, medium, small, xsmall
Weight26.75 lb

Frameset

Frame constructionTIG-welded
Frame materialGiant CU92 aluminum, butted
ForkAnswer Manitou Spyder
Fork materialAluminum/magnesium, triple-clamp crown
Rear shockN/A

Drivetrain

Component groupMountain Mix
ShiftersShimano STX-RC RapidFire SL
Front derailleurShimano STX-RC top-swing, top-pull/clamp-on 35.0mm
Rear derailleurShimano Deore LX
CranksetShimano STX-RC, 22/32/42 teeth
Bottom bracketTange BB-UN55
BB shell width68mm English
Rear cogs8-speed, 11 - 28 teeth
ChainSachs PC-41, 1/2 x 3/32"
PedalsEXT-tec w/clips & straps

Brakes

BrakesShimano STX V-Brake brakes, Dia-Compe DP-7 Plus levers

Cockpit & contact points

Headset1 1/8" threadless Tioga TG
HandlebarAluminum
Handlebar extensionsAluminum, ski bend
StemAluminum
SaddleWTB SST, hollow chromoly rails
SeatpostAluminum micro-adjust, 30.8mm diameter

Wheels & tires

HubsFront: suspension, Rear: Shimano STX-RC
RimsWTB SpeedMaster, 32-hole
SpokesStainless steel, 2.0mm straight gauge
Spoke nipplesBrass nipples
Front tire26 x 2.10" WTB Primal Raptor
Wheel size26" wheels

Geometry · Legacy reference

Top tube574 mm
Head-tube angle71.3°
Seat-tube angle73°
Chainstay / rear center425.4 mm
Wheelbase1038.9 mm
Fork offset / rake40.6 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 1, 2026.