Trek Marlin 4 Gen 3 2026|XS (27.5″ wheels)|S (27.5″ wheels)|M (29″ wheels)|ML (29″ wheels)|L (29″ wheels)|XL (29″ wheels)|XXL (29″ wheels)|Matte Dark Web|Purple Flip/Black Fade|Blue Sage

Description

Marlin 4 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, 8-speed Shimano ESSA 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.

*Frame Size:XS
Alpha Silver Aluminium, curved top tube, internal derailleur and dropper post routing, rack and kickstand mount, 135×5 mm ThruSkew Size:S , M , ML , L , XL , XXL
Alpha Silver Aluminium, internal derailleur and dropper post routing, rack and kickstand mount, 135×5 mm ThruSkew *Fork Size:XS
SR Suntour XCE 28, coil spring, preload, 42 mm offset for 27.5″ wheel, 100 mm QR, 80 mm travel Size:S
SR Suntour XCE 28, coil spring, preload, 42 mm offset for 27.5″ wheel, 100 mm QR, 100 mm travel Size:M , ML , L , XL , XXL
SR Suntour XCE 28, coil spring, preload, 46 mm offset for 29″ wheel, 100 mm QR, 100 mm travel

Wheels

Hub front Formula DC-20, alloy, 6-bolt, 5×100 mm QR Hub rear Formula DC-22, alloy, 6-bolt, Shimano 8/9/10 freehub, 135×5 mm QR Skewer rear 173×5 mm QR Rim Bontrager Connection, double-wall, 32-hole, 20 mm width, Schrader valve *Tyre Size:XS , S
Bontrager Montrose comp, wire bead, 30 tpi, 27.5×2.40″ Size:M , ML , L , XL , XXL
Bontrager Montrose comp, wire bead, 30 tpi, 29×2.40″

Drivetrain

Shifter Shimano M315, 8-speed Rear derailleur Shimano ESSA U2000 *Crank Size:XS
ProWheel alloy, 32T narrow-wide steel ring, 160mm length Size:S , M , ML
ProWheel alloy, 32T narrow-wide steel ring, 170mm length Size:L , XL , XXL
ProWheel alloy, 32T narrow-wide steel ring, 175mm length Cassette Shimano HG300, 11-45, 8-speed Chain KMC Z8.3, 8-speed Pedal nylon platform

Components

Saddle Bontrager Verse Short, stainless steel rails *Seatpost Size:XS , S , M
Bontrager alloy, 31.6 mm, 12 mm offset, 330 mm length Size:ML , L , XL , XXL
Bontrager alloy, 31.6 mm, 12 mm offset, 400 mm length *Handlebar Size:XS
Bontrager alloy, 31.8 mm, 5 mm rise, 690 mm width Size:S
Bontrager alloy, 31.8 mm, 15 mm rise, 720 mm width Size:M , ML , L , XL , XXL
Bontrager alloy, 31.8 mm, 15 mm rise, 750 mm width Grips Trek Line Comp, nylon lock-on *Stem Size:XS , S
Bontrager Comp, 31.8 mm, 7-degree, 35 mm length Size:M , ML , L
Bontrager Comp, 31.8 mm, Blendr compatible, 7-degree, 50 mm length Size:XL
Bontrager Comp, 31.8 mm, Blendr compatible, 7-degree, 60 mm length Size:XXL
Bontrager Comp, 31.8 mm, Blendr compatible, 7-degree, 70 mm length Head set Semi-integrated, 1-1/8” *Brake Size:XS , S
Tektro HD-M276 hydraulic disc Size:M , ML , L , XL , XXL
Tektro HD-M275 hydraulic disc *Brake rotor Size:XS , S , M , ML , L , XL , XXL
Tektro, 6-bolt, 160mm Size:M , ML , L , XL , XXL
Tektro, 6-bolt, 180mm

Weight

Weight M – 14.90 kg / 32.85 lbs Weight limit This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 136 kg (300 lb).

We reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colours, materials and pricing. Due to supply chain issues, compatible parts may be substituted at any time without notice.

Bike and frame weights are based on pre-production painted frames at time of publication. Weights may vary in final production.