Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
GT
2019 GT Aggressor Expert
Value Guide market data · 2019 GT Aggressor Expert
12-month trend
11%
Direction and magnitude, not judgment
vs. category average
— %
No category comparison available
Price over time - 2019 GT Aggressor Expert
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All Aggressor model years
2021$716 - $832▲ 33% vs. 2019
2020$581 - $675▲ 8% vs. 20192019$539 - $626Currently viewing
2018$512 - $594▼ 5% vs. 2019
2017$512 - $594▼ 5% vs. 2019
2016$465 - $540▼ 14% vs. 2019
2015$512 - $594▼ 5% vs. 2019
2014$512 - $594▼ 5% vs. 2019
2013$437 - $508▼ 19% vs. 2019
2012$409 - $475▼ 24% vs. 2019
2010$326 - $378▼ 40% vs. 2019
2008$260 - $302▼ 52% vs. 2019
2007$260 - $302▼ 52% vs. 2019
2006$279 - $324▼ 48% vs. 2019
2002$539 - $6260% vs. 2019
2001$539 - $6260% vs. 2019
1998$365 - $423▼ 32% vs. 20192019 Aggressor Expert lineup
Overview
About this bike
2019 GT Aggressor Expert value depends on condition, original build, frame material, service history, and current buyer demand.
Specifications
Frameset
- Fork
- SR Suntour XCM-DS, 80mm, hydraulic lockout and preload, Coil
- Frame
- 6061-T6 Aluminum Triple Triangle Frame, w/ Replaceable Derailleur Hanger, and 1 1/8" Head Tube
Drivetrain
- Groupset
- 2019 GT Aggressor Expert
- Crankset
- All Terra
- Chain
- KMC Z72, 8-speed
- Cassette/Rear Cogs
- Shimano Acera, 12-32, 8-speed
- Chainrings
- 42/34/24
- Shifters
- Shimano Altus SLM-310, 3 x 8
Brakes
- Brakes
- Shimano disc, 160/160mm
Cockpit
- Saddle
- GT MTB
- Headset
- Semi Integrated, Sealed cartridge
- Stem
- Alloy 1 1/8” Threadless, 4-Bolt W/ CNC Face Plate, 31.8, 8°
- Handlebars
- GT All Terra Alloy Riser, 25mm rise, 8° sweep, 6° rise, 700mm
- Seat Post
- Alloy Micro Adjust, 15mm setback, 27.2 x 350mm
- Tape/Grips
- GT Statement logo grips
Wheels & Tires
- Hubs
- Formula
- Tires
- WTB Transition, 27.5 x 2.25"
- Axles
- QR
- Spokes
- Stainless Steel, 14g
Pedals
- Pedals
- GT Slim Line Flat Pedal
Accessories
- Rims/Wheels
- WTB SX19, 32h, Double wall, disc
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.
Inspection
Suspension service
Confirm fork lowers and rear shock service intervals; ask for the most recent service receipts.
Inspection
Frame pivots & bearings
Cycle the suspension off the bike to feel for play, grit, or noise in pivot bearings.