TREK 2026 MARLIN 5 GEN 3 Mountain Bike

Marlin 5 is a trail-worthy daily rider that's perfectly suited for everyday adventures, on and off the trail. It features a trail-savvy frame with a suspension fork, 9-speed Shimano CUES shifting and mounts for a rack and kickstand that make it an ideal choice for trail riders or anyone looking for a comfortable, stable commuter with the ruggedness of a real mountain bike.

Why Choose the Trek Marlin 5 Gen 3?

• Trail Capability: Big tire clearance, slack geometry, and terrain-smoothing suspension provide stability on rugged trails and singletrack.
• Dual Purpose Design: Rack and mudguard mounts make it easy to transition from trail to commuter mode.
• Advanced Features: The ThruSkew system simplifies rear wheel removal, while internal routing allows for easy dropper post installation.
• Fit for All Riders: Sizes XXS and XS feature a curved top tube for easier mounting and dismounting, perfect for smaller riders.

Frameset:

• Frame: Alpha Silver Aluminium with internal routing, rack and kickstand mount, 135x5 mm ThruSkew.
• Fork: SR Suntour XCT 30, hydraulic lockout, size-specific travel (80mm for XS, 100mm for S–XXL).

Wheels:

• Hubs: Formula DC-20 front and DC-22 rear, 6-bolt, quick release.
• Rims: Bontrager Connection, double-wall, 32-hole.
• Tires: Bontrager XT3 Comp, size-specific: 27.5x2.40" (XS, S), 29x2.40" (M–XXL).

Drivetrain:

• Shifters: Shimano U4000, 9-speed.
• Rear Derailleur: Shimano CUES U4000.
• Crank: Prowheel C10Y-NW with steel narrow-wide ring, size-specific length.
• Cassette: Shimano LINKGLIDE LG300, 11-46, 9-speed.
• Chain: Shimano LG500.

Components:

• Handlebar: Bontrager alloy, width and rise vary by size (690mm for XS, 750mm for M–XXL).
• Stem: Bontrager Comp, Blendr compatible, length varies by size.
• Saddle: Bontrager XR Trail Comp with nylon lock-on grips.
• Seatpost: Bontrager alloy, size-specific length and offset.

Brakes:

• Type: Tektro HD-M275 hydraulic disc brakes with 160mm rotors (180mm for frame compatibility).

Weight:

• Medium Size: 15.10 kg / 33.29 lbs (with tubes).
• Weight Limit: 136 kg (300 lbs, including rider and cargo).