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MountainPartial spec

2010 GT Marathon Carbon Team

Launched at $5,500

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What a used one is worth

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New

$1,228

$623 to $1,667

Like new

$1,167

$592 to $1,583

Excellent

$1,105

$561 to $1,500

Good

$921

$467 to $1,250

Fair

$676

$343 to $917

For parts

$368

$187 to $500

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

Overview

Brand
GT
Model family
Marathon
Model year
2010
Category
Mountain · trail
Frame material
carbon
Wheel size
26
Launch MSRP (US)
$5,500

Drivetrain

Speeds
9
Groupset
Shimano XTR
Chainrings
3
Electronic
false
Total gears
27

Build

Fork
FOX 32 F RL with 120mm of travel, rebound adjust and remote lock out
Stem
Ritchey WCS 4 Axis carbon aluminum matirx with 4 Ti bolt face plate, 6 degree rise
Tires
Kenda Karma, 26x 2.0 120 TPI with Kevlar bead and DTC compound
Brakes
front: XTR Centerlock Disc 160mm rotor; rear: XTR Centerlock Disc 140mm rotor; levers: XTR seperate Hydraulic
Saddle
FIZIK Gobi XM with Manganese Rails
Wheels
rims: Mavic Cross Max SLR Disc for Centerlock, with SUP welded Maxtal ISM rim, 24 Alloy Zicral spokes fnt and rr with alum nipples, 1502 grams / pair; front hub: Mavic Crossmax SLR for Centerlock Disc; rear hub: Mavic Crossmax SLR for Centerlock Disc; spokes: Mavic
Cassette
Shimano XTR Nine speed index cassette 11-32
Crankset
Shimano XTR, 2 piece design, 22, 32, 44
Seatpost
Thompson Elite
Shifters
Shimano XTR trigger
Handlebar
Ritchey Carbon WCS lo rizer with 15 mm rise, 8 degree sweep and 3 degree tip, 660mm wide
Rear shock
Fox Float RP23 with rebound adjust lock out and adjustable pro pedal
Travel rear mm
102
Rear derailleur
Shimano XTR "Shadow"
Travel front mm
120

Spec from GT's then current 2010 model page (US site, captured 2010-01; model year from GT's model code G10MARCT in the page title). Rear travel printed in inches ("4 inches of travel"), converted. Frame: GT I drive 4 monocoque carbon fiber front triangle and rear traingle with 4 inches of travel. Integrated headset and main pivot bearings. Internal cable routing. Front derailleur: Shimano XTR Bottom bracket: Shimano XTR outboard oversize bearings Chain: Shimano 9 speed Headset: FSA Integrated, sealed angular contact bearing Grips: GT Alloy Lock Down Seat clamp: GT Alum QR Nipples: Mavic MSRP $5499.99 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). Chainrings (3) from the crank row's ring list "22, 32, 44" (fix round 2026-10-21).

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