MountainVerified spec

2026 Trek Marlin 6 Gen 3

Launched at $1,000

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What a used one is worth

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New

$1,000

$1,000 to $1,000

Like new

$950

$950 to $950

Excellent

$900

$900 to $900

Good

$750

$750 to $750

Fair

$550

$550 to $550

For parts

$300

$300 to $300

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: 2026
Category: Mountain · xc
Frame material: aluminum
Sizes: XS, S, M, ML, L, XL
Wheel size: 27.5/29
Wheel setup: by frame size
Launch MSRP (US): $1,000

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, 100mm travel (XS, S); RockShox Judy, coil spring, preload, TurnKey lockout, 46mm offset for 29'' wheel, 100mm QR, 100mm travel (M, ML, L, XL)
Stem: Bontrager Comp, 31.8mm, 7 degree, 35mm length (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)
Tires: Bontrager Montrose Comp, wire bead, 30 tpi, 27.5x2.40'' (XS, S); Bontrager Montrose Comp, wire bead, 30 tpi, 29x2.40'' (M, ML, L, XL)
Brakes: Shimano MT200 hydraulic disc
Saddle: Bontrager Verse Short, stainless steel rails
Wheels: Bontrager Kovee, double-wall, Tubeless Ready, 28-hole, 23mm width, Presta valve; Bontrager Kovee, double-wall, Tubeless Ready, 32-hole, 23mm width, Presta valve
Cassette: Shimano CUES LG300, LINKGLIDE, 11-48, 10 speed
Crankset: Shimano U4000, 30T chainring, 170mm length (XS, S, M, ML); Shimano U4000, 30T chainring, 175mm length (L, XL)
Seatpost: TranzX JD-YSI34, 100mm travel, internal routing, 31.6mm, 350mm length (XS, S); TranzX JD-YSI34, 125mm travel, internal routing, 31.6mm, 405mm length (M); TranzX JD-YSI34, 150mm travel, internal routing, 31.6mm, 456mm length (ML, L, XL)
Shifters: Shimano U6000, 10 speed
Handlebar: Bontrager alloy, 31.8mm, 5mm rise, 690mm width (XS); Bontrager alloy, 31.8mm, 15mm rise, 720mm width (S); Bontrager alloy, 31.8mm, 15mm rise, 750mm width (M, ML, L, XL)
Weight kg: 15
Rear derailleur: Shimano CUES U6000 GS
Travel front mm: 100

Geometry

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

Price is the regular (non-sale) price from Trek's live US product API, accessed 2026-09.

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