MountainVerified spec

2025 Trek Marlin 6 Gen 3

Launched at $950

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What a used one is worth

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New

$741

$522 to $855

Like new

$704

$496 to $812

Excellent

$667

$470 to $769

Good

$556

$392 to $641

Fair

$408

$287 to $470

For parts

$222

$157 to $256

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

Overview

Brand: Trek
Model family: Marlin
Model year: 2025
Category: Mountain · xc
Frame material: aluminum
Sizes: XXS, XS, S, M, ML, L, XL, XXL
Wheel size: 26/27.5/29
Wheel setup: by frame size
Launch MSRP (US): $950

Drivetrain

Speeds: 10
Groupset: Shimano CUES
Electronic: false

Build

Fork: RockShox Judy, coil spring, preload, TurnKey lockout, 42mm offset for 27.5'' wheel, 100mm QR, 80mm travel (XXS); RockShox Judy, coil spring, preload, TurnKey lockout, 42mm offset for 27.5'' wheel, 100mm QR, 100mm travel (XS, S); RockShox Judy, coil spring, preload, TurnKey lockout, 46mm offset for 29'' wheel, 100mm QR, 100mm travel (M, ML, L, XL, XXL)
Stem: Bontrager Comp, 31.8mm, 7 degree, 35mm length (XXS, XS, S); Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 50mm length (M, ML, L); Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 60mm length (XL); Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 70mm length (XXL)
Tires: Bontrager XT3 Elite, Tubeless Ready, Inner Strength casing, wire bead, 60 tpi, 26x2.35'' (XXS); Maxxis IKON, tubeless ready, EXO casing, folding bead, 60tpi, 27.5x2.35'' (XS, S); Maxxis Ardent Race, tubeless ready, EXO casing, folding bead, 60tpi, 27.5x2.35'' (XS, S); Maxxis Ardent Race, tubeless ready, EXO casing, folding bead, 60tpi, 29x2.35'' (M, ML, L, XL, XXL); Maxxis IKON, tubeless ready, EXO casing, folding bead, 60tpi, 29x2.35'' (M, ML, L, XL)
Brakes: Tektro HD-M276 hydraulic disc, short reach (XXS, XS, S); Tektro HD-M275 hydraulic disc (M, ML, L, XL, XXL)
Saddle: Bontrager Verse Short, stainless steel rails
Wheels: Bontrager Kovee, double-wall, Tubeless Ready, 28-hole, 23mm width, Presta valve
Cassette: Shimano CUES LG300, LINKGLIDE, 11-48, 10 speed
Crankset: FSA Alpha Drive, 30T, 160mm length (XXS, XS); FSA Alpha Drive, 30T, 170mm length (S, M, ML); FSA Alpha Drive, 30T, 175mm length (L, XL, XXL)
Seatpost: Bontrager alloy, 31.6mm, 12mm offset, 300mm length (XXS); Bontrager alloy, 31.6mm, 12mm offset, 330mm length (XS, S, M); Bontrager alloy, 31.6mm, 12mm offset, 400mm length (ML, L, XL, XXL)
Shifters: Shimano U6000, 10 speed
Handlebar: Bontrager alloy, 31.8mm, 5mm rise, 690mm width (XXS, XS); Bontrager alloy, 31.8mm, 15mm rise, 720mm width (S); Bontrager alloy, 31.8mm, 15mm rise, 750mm width (M, ML, L, XL, XXL)
Weight kg: 14.5
Rear derailleur: Shimano CUES U6000 GS
Travel front mm: 80

Geometry

23: Reach mm: 520; Stack mm: 651; Chainstay mm: 438; Wheelbase mm: 1261; Head angle deg: 66.5; Seat angle deg: 74
13.5: Reach mm: 365; Stack mm: 544; Chainstay mm: 433; Wheelbase mm: 1060; Head angle deg: 66.5; Seat angle deg: 74
14.5: Reach mm: 390; Stack mm: 563; Chainstay mm: 433; Wheelbase mm: 1092; Head angle deg: 66.5; Seat angle deg: 74
15.5: Reach mm: 415; Stack mm: 572; Chainstay mm: 433; Wheelbase mm: 1121; Head angle deg: 66.5; Seat angle deg: 74
17.5: Reach mm: 440; Stack mm: 609; Chainstay mm: 438; Wheelbase mm: 1163; Head angle deg: 66.5; Seat angle deg: 74
18.5: Reach mm: 455; Stack mm: 614; Chainstay mm: 438; Wheelbase mm: 1180; Head angle deg: 66.5; Seat angle deg: 74
19.5: Reach mm: 470; Stack mm: 618; Chainstay mm: 438; Wheelbase mm: 1197; Head angle deg: 66.5; Seat angle deg: 74
21.5: Reach mm: 495; Stack mm: 637; Chainstay mm: 438; Wheelbase mm: 1230; Head angle deg: 66.5; Seat angle deg: 74

Sold across model years 2024-2025 under one product code. Price as shown on Trek's US site, 2024-08 capture.

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