Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
GT
1998 GT Aggressor
Previous used estimate
$110 - $113
Actual value depends on condition, size, and local demand.
Value Guide market data · 1998 GT Aggressor
12-month projected trend
— %
Direction and magnitude, not judgment
vs. category average
— %
No category comparison available
Price over time - 1998 GT Aggressor
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All Aggressor model years
2021$257 - $264▲ 134% vs. 1998
2020$210 - $216▲ 91% vs. 1998
2019$195 - $201▲ 78% vs. 1998
2018$166 - $170▲ 51% vs. 1998
2017$158 - $162▲ 43% vs. 1998
2016$144 - $148▲ 31% vs. 1998
2015$144 - $148▲ 31% vs. 1998
2014$125 - $129▲ 14% vs. 1998
2013$120 - $124▲ 9% vs. 1998
2012$126 - $130▲ 15% vs. 1998
2010$115 - $118▲ 4% vs. 1998
2008$86 - $88▼ 22% vs. 1998
2007$86 - $88▼ 22% vs. 1998
2006$87 - $90▼ 21% vs. 1998
2002$104 - $107▼ 5% vs. 1998
2001$104 - $107▼ 5% vs. 19981998$110 - $113Currently viewingCompare Aggressor models
1 modelsChoose a different build or frame style to see its value.
Overview
About this bike
1998 GT Aggressor value depends on condition, original build, service history, and current buyer demand.
Specifications
- Category
- Mountain
- Component Hubs
- Aluminum, Q/R
- Component Rims
- Weinmann 519, 36-hole
- Product Family
- Aggressor
- Component Chain
- Shimano CN-UG50, 1/2 x 3/32inch
- Component Tires
- 26 x 2.10inch knobby
- Component Pedals
- Resin
- Component Saddle
- GT
- Component Headset
- 1 1/8inch sealed
- Component Brakeset
- Dia-Compe VC-757 brakes, Dia-Compe DP-7 levers
- Component Cassette
- 7-speed, 11 - 28 teeth
- Component Crankset
- SR/Suntour XR25, 24/34/46 teeth
- Component Seatpost
- Aluminum micro-adjust, 26.8mm diameter
- Component Handlebar
- Flat
- Component Extensions
- Not included
- Component Rear Shock
- Not applicable
- Component Spoke Brand
- Stainless steel, 2.0mm straight gauge
- Component Shift Levers
- Shimano Alivio RapidFire Plus
- Component Fork Material
- Chromoly, triple-clamp crown
- Component Spoke Nipples
- Brass nipples
- Component Bb Shell Width
- 68mm English
- Component Bottom Bracket
- Shimano BB-LP27
- Component Handlebar Stem
- GT Hi-Rise
- Component Component Group
- Mountain Mix
- Component Fork Brand Model
- RST 261
- Component Frame Construction
- TIG-welded
- Component Frame Tubing Material
- Chromoly
- Frame Construction
- TIG-welded
- Frame Tubing Material
- Chromoly
- Fork Brand & Model
- RST 261
- Fork Material
- Chromoly, triple-clamp crown
- Rear Shock
- Not applicable
- Hubs
- Aluminum, Q/R
- Rims
- Weinmann 519, 36-hole
- Tires
- 26 x 2.10inch knobby
- Spoke Brand
- Stainless steel, 2.0mm straight gauge
- Spoke Nipples
- Brass nipples
- Component Group
- Mountain Mix
- Brakeset
- Dia-Compe VC-757 brakes, Dia-Compe DP-7 levers
- Shift Levers
- Shimano Alivio RapidFire Plus
- Crankset
- SR/Suntour XR25, 24/34/46 teeth
- Pedals
- Resin
- Bottom Bracket
- Shimano BB-LP27
- BB Shell Width
- 68mm English
- Chain
- Shimano CN-UG50, 1/2 x 3/32inch
- Seatpost
- Aluminum micro-adjust, 26.8mm diameter
- Saddle
- GT
- Handlebar
- Flat
- Extensions
- Not included
- Handlebar Stem
- GT Hi-Rise
- Headset
- 1 1/8inch sealed
- Cassette
- 7-speed, 11 - 28 teeth
What to check when buying used
Inspection
Drivetrain wear
Check chain stretch, cassette teeth, chainrings, and shifting under load before negotiating price.
Inspection
Service history
Ask for service records covering bearings, brakes, drivetrain, and any frame or fork warranty work.
Inspection
Suspension service
Confirm fork and rear shock service intervals and check pivot bearings for play.