Marlin 5 Gen 3 Bike – 2026

The Trek Marlin 5 Gen 3 Bike is built for versatility, providing a rugged, trail-worthy ride while being perfectly suited for everyday commuting. Whether you’re navigating steep mountain terrain or simply cycling to work, its Alpha Silver Aluminum frame, 9-speed Shimano CUES shifting, and SR Suntour XCT 30 suspension fork ensure a stable, comfortable ride. The bike also features internal routing for a derailleur and dropper post, as well as mounts for a rack and kickstand. With Bontrager Connection double-wall rims, Shimano MT200 hydraulic disc brakes, and Bontrager Montrose Comp tires, this hardtail mountain bike delivers reliable performance across diverse conditions.

Features

• 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

Tech Specs

• Brakes

  • Brake Set

    Shimano MT200 hydraulic disc

  • Brake Rotor

    (Size XS , S , M , ML , L , XL , XXL) Shimano RT26, 6-bolt, 160mm

  • Brake Rotor

    (Size M , ML , L , XL , XXL) Shimano RT26, 6-bolt, 180mm

  • Brake

    Shimano MT200 hydraulic disc

• Cockpit

  • Stem

    (Size XS, S) Bontrager Comp, 31.8mm, 7 degree, 35mm length

  • Stem

    (Size M , ML , L) Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 50mm length

  • Stem

    (Size XL) Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 60mm length

  • Stem

    (Size XXL) Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 70mm length

  • Handlebar

    (Size XS) Bontrager alloy, 31.8mm, 5mm rise, 690mm width

  • Handlebar

    (Size S) Bontrager alloy, 31.8mm, 15mm rise, 720mm width

  • Handlebar

    (Size M , ML , L , XL , XXL) Bontrager alloy, 31.8mm, 15mm rise, 750mm width

  • Grips

    Trek Line Comp, nylon lock-on

  • Saddle

    Bontrager Verse Short, stainless steel rails

  • Seatpost

    (Size XS , S , M) Bontrager alloy, 31.6mm, 12mm offset, 330mm length

  • Seatpost

    (Size ML , L , XL , XXL) Bontrager alloy, 31.6mm, 12mm offset, 400mm length

  • Headset

    Semi-integrated, 1-1/8”

• Drivetrain

  • Rear Derailleur

    Shimano CUES U4000

  • Cassette

    Shimano LINKGLIDE LG300, 11-46, 9 speed

  • Chain

    Shimano LG500, 9/10/11 speed

  • Pedal

    VP-536 nylon platform

  • Shifter

    Shimano U4000, 9 speed

  • Crank

    (Size L , XL , XXL) Shimano CUES U4001, 32T, 52mm chainline, 175mm length

  • Bottom Bracket

    Shimano, 73mm, threaded cartridge, 122.5mm spindle

• Frameset

  • Frame

    (Size XS) Alpha Silver Aluminum, curved top tube, internal derailleur & dropper post routing, rack and kickstand mount, 135x5mm ThruSkew

  • Frame

    (Size S , M , ML , L , XL , XXL) Alpha Silver Aluminum, internal derailleur & dropper post routing, rack and kickstand mount, 135x5mm ThruSkew

• Suspension

  • Fork

    (Size XS) SR Suntour XCT 30, coil spring, preload, hydraulic lockout, 42 mm offset for 27.5” wheel, 100 mm QR, 80 mm travel

  • Fork

    (Size S) SR Suntour XCT 30, coil spring, preload, hydraulic lockout, 42 mm offset for 27.5” wheel, 100 mm QR, 100 mm travel

  • Fork

    (Size M , ML , L , XL , XXL) SR Suntour XCT 30, coil spring, preload, hydraulic lockout, 42 mm offset for 29” wheel, 100 mm QR, 100 mm travel

• Weight

  • Weight

    33.29 lbs

• Wheels & Tires

  • Hub Front

    Formula DC-20, alloy, 6-bolt, 100x5mm

  • Skewer Front

    Trek Thru-Skew

  • Hub Rear

    Formula DC-22, alloy, 6-bolt, Shimano 8/9/10 freehub, 135x5mm

  • Skewer Rear

    173x5mm QR

  • Tire

    (Size XS, S) Bontrager Montrose Comp, wire bead, 30 tpi, 27.5×2.4”

  • Tire

    (Size M , ML , L , XL , XXL) Bontrager Montrose Comp, wire bead, 30 tpi, 29×2.4”

  • Rim

    Bontrager Connection, double-wall, 32-hole, 20mm width, schrader valve

  • Spokes

    14g stainless steel, black