MountainVerified spec

2023 Trek Fuel EX 8 Gen 6

Launched at $4,300

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What a used one is worth

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New

$2,839

$1,916 to $3,347

Like new

$2,697

$1,820 to $3,180

Excellent

$2,555

$1,724 to $3,012

Good

$2,129

$1,437 to $2,510

Fair

$1,561

$1,054 to $1,841

For parts

$852

$575 to $1,004

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

Overview

Brand: Trek
Model family: Fuel EX
Model year: 2023
Category: Mountain · trail
Frame material: aluminum
Sizes: XS, S, M, ML, L, XL, XXL
Wheel size: 29/27.5
Wheel setup: either
Launch MSRP (US): $4,300

Drivetrain

Speeds: 12
Groupset: Shimano XT M8100
Electronic: false

Build

Fork: Fox Rhythm 36, Float EVOL air spring, GRIP damper, tapered steerer, 44mm offset, Boost110, 15mm Kabolt axle, 140mm travel (XS/S); Fox Rhythm 36, Float EVOL air spring, GRIP damper, tapered steerer, 44mm offset, Boost110, 15mm Kabolt axle, 150mm travel (S/M/ML/L/XL/XXL)
Stem: Bontrager Elite, 35mm, 0 degree, 35mm length (XS/S); Bontrager Elite, 35mm, 0 degree, 45mm length (M/ML/L/XL/XXL)
Tires: Bontrager XR5 Team Issue, Tubeless Ready, Inner Strength casing, aramid bead, 60 tpi, 27.5x2.50'' (XS/S); Bontrager XR5 Team Issue, Tubeless Ready, Inner Strength casing, aramid bead, 60 tpi, 29x2.50'' (S/M/ML/L/XL/XXL)
Brakes: Shimano 4-piston hydraulic disc, M6100 lever, M6120 caliper
Saddle: Bontrager Arvada, hollow chromoly rails, 138mm width
Wheels: Bontrager Line Comp 30, Tubeless Ready, Rapid Drive 108, 6-bolt, Boost148, 12mm thru axle, 27.5'' (XS/S); Bontrager Line Comp 30, Tubeless Ready, Rapid Drive 108, 6-bolt, Shimano Micro Spline freehub, Boost148, 12mm thru axle, 29'' (S/M/ML/L/XL/XXL); Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle, 27.5'' (XS/S); Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle, 29'' (S/M/ML/L/XL/XXL)
Cassette: Shimano XT M8100, 10-51, 12 speed
Crankset: Shimano Deore M6120, 30T ring, 55mm chainline, 170mm length
Seatpost: TranzX JD-YSP39, 100mm travel, internal routing, 34.9mm (XS/S); TranzX JD-YSP39, 150mm travel, internal routing, 34.9mm (M/ML); TranzX JD-YSP39, 170mm travel, internal routing, 34.9mm (L/XL/XXL)
Shifters: Shimano XT M8100, 12 speed
Handlebar: Bontrager Line, alloy, 35mm, 27.5mm rise, 750mm width (XS/S); Bontrager Line, alloy, 35mm, 27.5mm rise, 780mm width (M/ML/L/XL/XXL)
Weight kg: 15.65
Rear shock: Fox Performance Float X, 2-position damper, 185mm x 55mm
Travel rear mm: 140
Rear derailleur: Shimano XT M8100, long cage
Travel front mm: 140

Geometry

L: Reach mm: 485; Stack mm: 621; Head angle deg: 64.5
M: Reach mm: 450; Stack mm: 617; Head angle deg: 64.5
S: Reach mm: 430; Stack mm: 574; Head angle deg: 64.5
ML: Reach mm: 470; Stack mm: 617; Head angle deg: 64.5
XL: Reach mm: 515; Stack mm: 635; Head angle deg: 64.5
XS: Reach mm: 400; Stack mm: 574; Head angle deg: 64.5
XXL: Reach mm: 545; Stack mm: 648; Head angle deg: 64.5

Price as shown on Trek's US site, 2023-03 capture. Geometry figures from the low position of the adjustable Mino Link. Smaller frame sizes run the smaller wheel size.

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