MountainVerified spec

2010 GT Aggressor

Launched at $350

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What a used one is worth

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New

$78

$40 to $106

Like new

$74

$38 to $101

Excellent

$70

$36 to $95

Good

$59

$30 to $80

Fair

$43

$22 to $58

For parts

$23

$12 to $32

From the launch price, aged to 2026 and adjusted for condition. Guidance from our catalog, not an appraisal.

Overview

Brand: GT
Model family: Aggressor
Model year: 2010
Category: Mountain · recreational
Frame material: aluminum
Sizes: XS, S, M, L, XL
Wheel size: 26
Launch MSRP (US): $350

Drivetrain

Speeds: 7
Groupset: Shimano Tourney
Chainrings: 3
Electronic: false
Total gears: 21

Build

Fork: SR M 2025, alloy crown with 75 mm travel
Stem: GT ATB, threadless 25 degree rise with four bolt alum face plate
Tires: ATB Dual purpose, 27 TPI 26 x 2.1
Brakes: Radius linear pull brake (front and rear); levers: Shimano ST-EF50
Saddle: GT Custom MTN with anatomic pressure relief
Wheels: rims: Alloy ATB, black with silver sidewalls; front hub: Alloy QR; rear hub: Alloy QR; spokes: Stainless steel 14 gauge
Cassette: Shimano 7 Speed 14-28 HG
Crankset: Suntour XCC-T02, 42,32,22
Seatpost: Alloy Micro adjust
Shifters: Shimano ST-EF50 7 speed EZ fire shifters
Handlebar: 20 mm Rise, 6 degree bend, anatomically sized
Rear derailleur: Shimano TX-51
Travel front mm: 75

Geometry

L: Chainstay mm: 420; Wheelbase mm: 1070.4; Head angle deg: 71; Seat angle deg: 73.5
M: Chainstay mm: 420; Wheelbase mm: 1051.4; Head angle deg: 71; Seat angle deg: 73.5
S: Chainstay mm: 420; Wheelbase mm: 1020.2; Head angle deg: 71; Seat angle deg: 73.5
XL: Chainstay mm: 420; Wheelbase mm: 1094.1; Head angle deg: 71; Seat angle deg: 73.5
XS: Chainstay mm: 420; Wheelbase mm: 1001.5; Head angle deg: 71; Seat angle deg: 73.5

Spec from GT's then current 2010 model page (US site, captured 2010-01; model year from GT's model code G10AGR26 in the page title). Sizes from the page's geometry table. Frame: 6061, Triple Triangle, with Dirt Worthy Geometry, disc compatible with removeable hanger (24 inch wheel not removable) Front derailleur: Shimano TY-10 Bottom bracket: Tange Cartridge Sealed Chain: UG-50 Headset: Aheadset Threadless Pedals: High Impact nylon platform Grips: GT Dual Density ATB Seat clamp: Alum QR Nipples: Brass CP Colors: Silver / Black; Black / White MSRP $349.99 read from the product's own price block (under the model name) on GT's US page captured 2010-01, inside the 2010 launch window (fix round 2026-10-21).

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