MountainE-bikeVerified spec

2026 Trek Marlin+ 8

Launched at $4,000

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What a used one is worth

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New

$4,000

$4,000 to $4,000

Like new

$3,800

$3,800 to $3,800

Excellent

$3,600

$3,600 to $3,600

Good

$3,000

$3,000 to $3,000

Fair

$2,200

$2,200 to $2,200

For parts

$1,200

$1,200 to $1,200

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, L, XL
Wheel size: 27.5/29
Wheel setup: by frame size
Launch MSRP (US): $4,000

Drivetrain

Speeds: 12
Groupset: Shimano Deore
Electronic: false

Build

Fork: RockShox Recon Silver RL, Solo Air, Motion Control damper, lockout, tapered steerer, 46mm offset, Boost110, 15mm Maxle Stealth, 100mm travel (XS); RockShox Recon Silver RL, Solo Air, Motion Control damper, lockout, tapered steerer, 46mm offset, Boost110, 15mm Maxle Stealth, 120mm travel (S); RockShox Recon Silver RL, Solo Air, Motion Control damper, lockout, tapered steerer, 42mm offset, Boost110, 15mm Maxle Stealth, 120mm travel (M, L, XL)
Stem: Bontrager Comp, 31.8mm, 7 degree, 35mm length (XS, S); Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 50mm length (M, L); Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 60mm length (XL)
Tires: Bontrager Gunnison Pro XR, Tubeless Ready, dual compound, aramid bead, 60 tpi, 27.5x2.60'' (XS, S); Bontrager Gunnison Pro XR, Tubeless Ready, dual compound, aramid bead, 60 tpi, 29x2.60'' (M, L, XL)
Brakes: Shimano 4-piston hydraulic disc, MT4100 lever, MT420 caliper
Saddle: Bontrager Verse P3, chromoly rails
Wheels: Bontrager Line TLR 30, 27.5'' Tubeless Ready, 32-hole, Presta valve; Bontrager Line TLR 30, 27.5'' Tubeless Ready, 28-hole, Presta valve; Bontrager Line TLR 30, 29'' Tubeless Ready, 28-hole, Presta valve; Bontrager Line TLR 30, 29'' Tubeless Ready, 32-hole, Presta valve
Cassette: Shimano Deore M6100, 10-51, 12 speed
Crankset: FSA CK-220, 165mm length
Seatpost: TranzX JD-YSI34, 100mm travel, internal routing, 31.6mm, 350mm length (XS, S); TranzX JD-YSI34, 150mm travel, internal routing, 31.6mm, 456mm length (M, L); TranzX JD-YSI34, 170mm travel, internal routing, 31.6mm, 500mm length (XL)
Shifters: Shimano Deore M6100, 12 speed
Handlebar: Bontrager alloy, 31.8mm, 15mm rise, 720mm width (XS, S); Bontrager Comp, alloy, 31.8mm, 40mm rise, 780mm width (M, L, XL)
Weight kg: 21.89
Rear derailleur: Shimano Deore M6100, long cage
Travel front mm: 100

Motor and battery

Motor: Bosch Active Line Plus
Assist mph: 20
Battery wh: 400

Geometry

L: Reach mm: 470; Stack mm: 635; Chainstay mm: 485; Wheelbase mm: 1251; Head angle deg: 66.5; Seat angle deg: 74
M: Reach mm: 440; Stack mm: 626; Chainstay mm: 485; Wheelbase mm: 1218; Head angle deg: 66.5; Seat angle deg: 74
S: Reach mm: 415; Stack mm: 590; Chainstay mm: 470; Wheelbase mm: 1166; Head angle deg: 66.5; Seat angle deg: 74
XL: Reach mm: 495; Stack mm: 653; Chainstay mm: 485; Wheelbase mm: 1284; Head angle deg: 66.5; Seat angle deg: 74
XS: Reach mm: 390; Stack mm: 563; Chainstay mm: 470; Wheelbase mm: 1129; 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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