Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
GT
1998 GT Power Series
Value Guide market data · 1998 GT Power Series
12-month trend
— %
Direction and magnitude, not judgment
vs. category average
— %
No category comparison available
Price over time - 1998 GT Power Series
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All Power model years
2015$409 - $475▲ 37% vs. 1998
2014$437 - $508▲ 47% vs. 1998
2013$456 - $529▲ 53% vs. 1998
2012$460 - $535▲ 55% vs. 1998
2011$512 - $594▲ 72% vs. 1998
2010$465 - $540▲ 56% vs. 1998
2009$791 - $918▲ 165% vs. 1998
2008$744 - $864▲ 150% vs. 1998
2007$260 - $302▼ 13% vs. 1998
2004$651 - $756▲ 118% vs. 1998
2003$698 - $810▲ 134% vs. 1998
2001$372 - $432▲ 25% vs. 19981999$262 - $305▼ 12% vs. 19981998$298 - $346Currently viewing1998 Power Series lineup
Overview
About this bike
1998 GT Power Series value depends on condition, original build, frame material, service history, and current buyer demand.
Specifications
Frameset
- Frame Construction
- TIG-welded
- Frame Tubing Material
- 6061 T6 aluminum
- Fork Brand & Model
- GT
- Fork Material
- Chromoly/hi-tensile steel, unicrown crown
- Rear Shock
- Not applicable
Drivetrain
- Groupset
- 1998 GT Power Series
- Component Group
- Not applicable
- Shift Levers
- Not applicable
- Crankset
- GT 1-piece chromoly, 43 teeth
- Rear Cogs
- 1-speed, 16 teeth
- Chain
- 1/2 x 1/8inch
Brakes
- Brakeset
- Tektro linear-pull rear brakes, Tektro levers
Cockpit
- Seatpost
- Aluminum
- Saddle
- GT Drop Nose
- Handlebar
- GT
- Handlebar Stem
- GT Piston
- Headset
- 1 1/8inch threadless Aheadset SE-1
Wheels & Tires
- Hubs
- GT Mohawk
- Rims
- Weinmann 2121
- Tires
- Front: 20 x 2.125inch GT AA Pro, Rear: 20 x 1.75inch GT AA Pro
- Spoke Brand
- Steel, 2.0mm straight gauge
- Spoke Nipples
- Alloy nipples
Pedals
- Pedals
- GT aluminum platforms
Accessories
- Colors
- Metallic silver, red
- BB Shell Width
- American
- Extensions
- Not applicable
Weight & Sizing
- Sizes
- Xlarge
Frame sizing
XS4'10"-5'2"
S5'2"-5'6"
M5'6"-5'10"
L5'10"-6'2"
XL6'2"-6'6"
M highlighted as most common resale size. Sourced from catalog metadata.
Geometry
- Stack
- Varies by size
- Reach
- Varies by size
- Wheelbase
- Varies by size
Industry standard. Sourced from catalog metadata.
What to check when buying used
Inspection
Drivetrain wear
Check chain stretch, cassette teeth, chainrings, and shifting under load before negotiating price.
Inspection
Wheel condition
Inspect rims, hubs, spokes, and bearing play; ask about the tire age and any prior wheel rebuilds.
Inspection
Service history
Ask for service records covering bearings, brakes, drivetrain, and any frame or fork warranty work.