VelopediaBicycle Archive · Specification report

1997 GT Aggressor

Velopedia Archive ID 61903

Overview

Model year1997
BrandGT
ModelAggressor
Bicycle typeMountain bike, front suspension
Archive ID61903
Original MSRP$430.00
ColorsGrey, red
Sizes14.5", 16", 18", 20"

Frameset

Frame constructionWelded
Frame materialChromoly main triangle/hi-tensile steel rear stays
ForkRST 171B
Fork materialAluminum/chromoly, triple-clamp crown
Rear shockN/A

Drivetrain

Component groupShimano Alivio/Altus
ShiftersShimano Alivio MC12-C RapidFire Plus
Front derailleurShimano Altus top-swing, bottom-pull/clamp-on 28.6 mm
Rear derailleurShimano AceraX
CranksetShimano Altus, 24/32/42 teeth
Bottom bracketShimano
BB shell width68mm English
Rear cogs7-speed, 11 - 28 teeth
ChainShimano, 1/2 x 3/32"
PedalsSteel cage

Brakes

BrakesShimano Altus brakes, Shimano Alivio levers

Cockpit & contact points

Headset1 1/8"
HandlebarAluminum
Handlebar extensionsNot included
StemChromoly
SaddleGT
SeatpostAluminum micro-adjust, 26.8 mm diameter

Wheels & tires

HubsFront: aluminum quick release, Rear: Shimano AceraX
RimsAraya GP-710, 32-hole
SpokesStainless steel, 2.0mm straight gauge
Spoke nipplesBrass nipples
Front tireFront: 26 x 2.10" Tioga Edge, Rear: 26 x 2.10" Tioga Psycho TT
Wheel size26" wheels

Geometry · Legacy reference

Top tube565 mm
Head-tube angle70°
Seat-tube angle73.5°
Chainstay / rear center425 mm
Wheelbase1060 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 September 24, 2026.