VelopediaBicycle Archive ยท Specification report

2003 GT Timberline

Velopedia Archive ID 38558

Overview

Model year2003
BrandGT
ModelTimberline
Bicycle typeMountain bike, front suspension
Archive ID38558
Original MSRP$299.00
SizesLarge, medium, small, womens medium, womens small, xlarge

Frameset

Frame constructionTIG-welded
Frame material7000 aluminum
ForkSR XCC-D
Fork materialAluminum, single crown
Rear shockN/A

Drivetrain

Component groupMountain Mix
ShiftersSRAM MRX
Front derailleurShimano C050
Rear derailleurShimano C050
CranksetSuntour XR-180, 24/34/42 teeth
Bottom bracketSealed
Rear cogs7-speed, 14 - 34 teeth
ChainShimano CN-UG50, 1/2 x 3/32"
PedalsMTB nylon

Brakes

BrakesAluminum linear-pull brakes, aluminum linear-pull levers

Cockpit & contact points

Headset1 1/8" threadless sealed mechanism
HandlebarAluminum, rise
Handlebar extensionsNot included
StemAluminum, adjustable
SaddleGT Comfort
SeatpostAluminum, suspension

Wheels & tires

HubsAluminum QR
RimsAluminum
SpokesStainless steel, 14ga. (2.0mm) straight gauge
Spoke nipplesBrass nipples
Front tire26 x 2.10" GT Guardian
Wheel size26" wheels

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 26, 2026.