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2025 Trek Top Fuel 9 Gen 4

Launched at $4,800

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What a used one is worth

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New

$3,744

$2,640 to $4,320

Like new

$3,557

$2,508 to $4,104

Excellent

$3,370

$2,376 to $3,888

Good

$2,808

$1,980 to $3,240

Fair

$2,059

$1,452 to $2,376

For parts

$1,123

$792 to $1,296

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

Overview

Brand
Trek
Model family
Top Fuel
Model year
2025
Category
Mountain · trail
Frame material
aluminum
Sizes
S, M, ML, L, XL
Wheel size
27.5/29
Wheel setup
by frame size
Launch MSRP (US)
$4,800

Drivetrain

Speeds
12
Groupset
SRAM GX Eagle AXS
Electronic
true

Build

Fork
Fox Rhythm 34, Float EVOL air spring, GRIP damper, tapered steerer, 44mm offset, Boost110, 15mm Kabolt axle, 130mm travel
Stem
Bontrager Elite, 35mm, 0 degree, 45mm length
Tires
Bontrager Gunnison Pro XR, Tubeless Ready, wire bead, 60 tpi, 27.5x2.40'' (S); Bontrager Gunnison Pro XR, Tubeless Ready, dual compound, aramid bead, 60 tpi, 29x2.40'' (M, ML, L, XL)
Brakes
SRAM Level Bronze 4-piston hydraulic disc
Saddle
Verse Short Comp, steel rails, 145mm width
Wheels
Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle, 27.5'' (S); Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle, 29'' (M, ML, L, XL)
Cassette
SRAM Eagle XS-1275, T-Type, 10-52, 12 speed
Crankset
SRAM GX Eagle, T-Type, DUB, 30T, 55mm chainline, 170mm length
Seatpost
Bontrager Line Dropper, 100mm travel, MaxFlow, internal routing, 34.9mm, 310mm length (S); Bontrager Line Dropper, 170mm travel, MaxFlow, internal routing, 34.9mm, 450mm length (M, ML, L, XL)
Shifters
SRAM AXS POD
Handlebar
Bontrager Line, alloy, 35mm, 27.5mm rise, 780mm width
Weight kg
14.38
Rear shock
Fox Performance Float DPS, 2-position damper, 185mm x 50mm
Rear derailleur
SRAM GX Eagle AXS, T-Type
Travel front mm
130

Geometry

L
Reach mm: 482; Stack mm: 608; Chainstay mm: 439; Wheelbase mm: 1227; Head angle deg: 65.9; Seat angle deg: 76.3
M
Reach mm: 452; Stack mm: 599; Chainstay mm: 434; Wheelbase mm: 1188; Head angle deg: 65.9; Seat angle deg: 77.3
S
Reach mm: 422; Stack mm: 566; Chainstay mm: 434; Wheelbase mm: 1150; Head angle deg: 65.9; Seat angle deg: 76.5
ML
Reach mm: 467; Stack mm: 604; Chainstay mm: 439; Wheelbase mm: 1210; Head angle deg: 65.9; Seat angle deg: 76.6
XL
Reach mm: 512; Stack mm: 626; Chainstay mm: 444; Wheelbase mm: 1270; Head angle deg: 65.9; Seat angle deg: 75.6

Price as shown on Trek's US site, 2024-08 capture.

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