Trek Marlin 4 Gen 3 2026

MATTE DARK WEB / XXS

$749.99

“These bikes are shipped unassembled. Bikes should be assembled by an authorized bicycle retailer.”

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.

SPECIFICATIONS

*Please note - spec applies to all sizes unless listed separately

Frameset
*Frame Size: XXS , XS
Alpha Silver Aluminum, curved top tube, internal derailleur & dropper post routing, rack and kickstand mount, 135x5mm ThruSkew
Size: S , M , ML , L , XL
Alpha Silver Aluminum, internal derailleur & dropper post routing, rack and kickstand mount, 135x5mm ThruSkew
*Fork Size: XXS
SR Suntour XCM 30, coil spring, preload, hydraulic lockout, 42mm offset for 26" wheel, 100mm QR, 100mm travel
Size: XS
SR Suntour XCE 28, coil spring, preload, 42mm offset for 27.5'' wheel, 100mm QR, 80mm travel
Size: S
SR Suntour XCE 28, coil spring, preload, 42mm offset for 27.5'' wheel, 100mm QR, 100mm travel
Size: M , ML , L , XL
SR Suntour XCE 28, coil spring, preload, 46mm offset for 29'' wheel, 100mm QR, 100mm travel

Wheels
Hub front Formula DC-20, alloy, 6-bolt, 5x100 mm QR
Hub rear Formula DC-22, alloy, 6-bolt, Shimano 8/9/10 freehub, 135x5 mm QR
Skewer rear 173x5mm QR
Rim Bontrager Connection, double-wall, 32-hole, 20mm width, schrader valve
*Tire Size: XXS
Bontrager Montrose Comp, wire bead, 30 tpi, 26x2.35''
Size: XS , S
Bontrager Montrose comp, wire bead, 30 tpi, 27.5x2.40"
Size: M , ML , L , XL
Bontrager Montrose comp, wire bead, 30 tpi, 29x2.40"

Drivetrain
Shifter Shimano M315, 8 speed
Rear derailleur Shimano ESSA U2000
*Crank Size: XXS , 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
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: XXS
Bontrager alloy, 31.6 mm, 12 mm offset, 300 mm length
Size: XS , S , M
Bontrager alloy, 31.6mm, 12mm offset, 330mm length
Size: ML , L , XL
Bontrager alloy, 31.6mm, 12mm offset, 400mm length
*Handlebar Size: XXS , XS
Bontrager alloy, 31.8mm, 5mm rise, 690mm width
Size: S
Bontrager alloy, 31.8mm, 15mm rise, 720mm width
Size: M , ML , L , XL
Bontrager alloy, 31.8mm, 15mm rise, 750mm width
Grips Trek Line Comp, nylon lock-on
*Stem Size: XXS , XS , S
Bontrager Comp, 31.8mm, 7 degree, 35mm length
Size: M , ML , L
Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 50mm length
Size: XL
Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 60mm length
Headset Semi-integrated, 1-1/8''
*Brake Size: XXS , XS , S
Tektro HD-M276 hydraulic disc
Size: M , ML , L , XL
Tektro HD-M275 hydraulic disc
*Brake rotor Size: XXS , XS , S , M , ML , L , XL
Tektro, 6-bolt, 160mm
Size: M , ML , L , XL
Tektro, 6-bolt, 180mm

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 300 pounds (136 kg).

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TREK

Trek Marlin 4 Gen 3 2026

$749.99

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“These bikes are shipped unassembled. Bikes should be assembled by an authorized bicycle retailer.”

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.

SPECIFICATIONS

*Please note - spec applies to all sizes unless listed separately

Frameset
*Frame Size: XXS , XS
Alpha Silver Aluminum, curved top tube, internal derailleur & dropper post routing, rack and kickstand mount, 135x5mm ThruSkew
Size: S , M , ML , L , XL
Alpha Silver Aluminum, internal derailleur & dropper post routing, rack and kickstand mount, 135x5mm ThruSkew
*Fork Size: XXS
SR Suntour XCM 30, coil spring, preload, hydraulic lockout, 42mm offset for 26" wheel, 100mm QR, 100mm travel
Size: XS
SR Suntour XCE 28, coil spring, preload, 42mm offset for 27.5'' wheel, 100mm QR, 80mm travel
Size: S
SR Suntour XCE 28, coil spring, preload, 42mm offset for 27.5'' wheel, 100mm QR, 100mm travel
Size: M , ML , L , XL
SR Suntour XCE 28, coil spring, preload, 46mm offset for 29'' wheel, 100mm QR, 100mm travel

Wheels
Hub front Formula DC-20, alloy, 6-bolt, 5x100 mm QR
Hub rear Formula DC-22, alloy, 6-bolt, Shimano 8/9/10 freehub, 135x5 mm QR
Skewer rear 173x5mm QR
Rim Bontrager Connection, double-wall, 32-hole, 20mm width, schrader valve
*Tire Size: XXS
Bontrager Montrose Comp, wire bead, 30 tpi, 26x2.35''
Size: XS , S
Bontrager Montrose comp, wire bead, 30 tpi, 27.5x2.40"
Size: M , ML , L , XL
Bontrager Montrose comp, wire bead, 30 tpi, 29x2.40"

Drivetrain
Shifter Shimano M315, 8 speed
Rear derailleur Shimano ESSA U2000
*Crank Size: XXS , 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
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: XXS
Bontrager alloy, 31.6 mm, 12 mm offset, 300 mm length
Size: XS , S , M
Bontrager alloy, 31.6mm, 12mm offset, 330mm length
Size: ML , L , XL
Bontrager alloy, 31.6mm, 12mm offset, 400mm length
*Handlebar Size: XXS , XS
Bontrager alloy, 31.8mm, 5mm rise, 690mm width
Size: S
Bontrager alloy, 31.8mm, 15mm rise, 720mm width
Size: M , ML , L , XL
Bontrager alloy, 31.8mm, 15mm rise, 750mm width
Grips Trek Line Comp, nylon lock-on
*Stem Size: XXS , XS , S
Bontrager Comp, 31.8mm, 7 degree, 35mm length
Size: M , ML , L
Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 50mm length
Size: XL
Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 60mm length
Headset Semi-integrated, 1-1/8''
*Brake Size: XXS , XS , S
Tektro HD-M276 hydraulic disc
Size: M , ML , L , XL
Tektro HD-M275 hydraulic disc
*Brake rotor Size: XXS , XS , S , M , ML , L , XL
Tektro, 6-bolt, 160mm
Size: M , ML , L , XL
Tektro, 6-bolt, 180mm

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 300 pounds (136 kg).

We will work quickly to ship your order as soon as possible. Once your order has shipped, you will receive an email with further information. Delivery times vary depending on your location.

Our products are manufactured both locally and globally. We carefully select our manufacturing partners to ensure our products are high quality and a fair value.