Trek Marlin 6 2020 Mountain Bike [Review]

Reviewed by Pedallers

Last Updated on March 21, 2022

Marlin 6
Mountain Bike

Trek Marlin 6 Review

Trek Marlin 6 is an off-road choice for cross country bikers. It comes coated in an Alpha Silver Alumunium Frame that ensures the bike is lightweight with internal encasings to guard the cables and avoid mishaps.

Since its an off-road bike that prefers being taken on mountain rides, it comes with the tech that supports mountainous terrains without having to look bulky.

Alpha Silver Aluminium Frame

Equipped with an Alpha Silver Aluminium Frame that ensures the bike is lightweight, the trek marlin 6 is a beauty to ride. The lightweight feature allows for better handling and quicker maneuvers especially when negotiating bends and turns at high speeds down mountain slopes.

Bontrager XR3 27.5/29 x 2.2” Tyres

The Trek Marlin 6 is designed with the Bontrager XR3 27.5/29 x 2.2” tires that ensure a smooth and perfect ride on the road. The tires found on the Trek Marlin 6 is capable of efficient traction on rocky, swampy, and normal asphalt trails.

The tires are well threaded with good tubing to avoid trudging especially when taking on difficult landscapes.

Shimano Altus 16 Speed Drivetrain

The Shimano Altus 16 Speed Drivetrain feature provides modified gear options that give the bike thrust and momentum either dashing down a rocky side of a mountain on gaining on an opposing rider. Fully supported by an SR Suntour XCT 30 fork to make the bike tougher for very difficult trails.

Tektro HD-276 Hydraulic Disc Brakes

Armored with the Tektro HD-276 Hydraulic Disc Brakes, which are reliable, the bike can be trusted to come to stops at when due.

The brakes which are supported by a chainstay mount and .short reach lever makes it easy to halt with the least effort needed.

See specifications


Fork: 100mm travel, coil spring, SR Suntour XCT 30, hydraulic lockout, preload

Frame: 135×5 mm QR, Alpha Silver Aluminium, rack and kickstand mount, internal routing, chainstay disc-brake mount

Rear Derailleur: Shimano Altus M310

Front Derailleur: Dual-pull, Shimano Altus M315, top swing, 34.9 mm clamp

Chainset: 36/22, Shimano M315

Number of Gears: 16

Cassette: 8-speed, Shimano HG31, 11-34

Pedals: Supplied

Bottom Bracket: Threaded cartridge. 73 mm, VP BC73

Shifters: 8-speed, Shimano Altus M315

Handlebars: 5mm rise, Bontrager alloy, 31.8mm

Chain: 8-speed, KMC Z8.3

Headset: 1-1/8”, Semi-integrated

Stem: 7-degree, Bontrager alloy, Blendr-compatible, 31.8mm

Brakeset: Short-reach lever, Tektro HD-M276 Hydraulic disc

Rear Hub: 135×5 mm QR, Formula DC-22, Shimano 8/9/10 freehub, 6-bolt, alloy

Front Hub: 5×100 mm QR. Formula DC-20, 6-bolt, alloy

Grips: Bontrager XR Endurance Comp

Rims: Double-wall, Schrader valve, Bontrager Connection, 20 mm width, 32-hole

Weight: 14.08 kg

Saddle: Steel rails, Bontrager Arvada

Seatpost: 12 mm offset, 31.6 mm, Bontrager alloy

Tires: Wire bead, 30 TPI, 29×2.20”, Bontrager XR3 Comp

It was built lightweight to help mountain biker handle easily on mountain slopes
It has a reliable brake supported by a short reach lever
It has customized gear options to choose from
Absence of thru-axle which is only favored by some riders.


Does the trek marlin 6 have a tube?

Yes. The Trek Marlin 6 has a tube embedded in the tires.

Does the trek marlin 6 have a thru-axle?

No. The Trek Marlin 6 does not have a thru-axle. Instead, it has a quick-release skewer.


The Trek Marlin 6 is equipped with just about everything to make your riding experience an enjoyable one. From its range of Bontrager tires saddles and handlebar down to its Shimano decked shifter, derailleur, and crankset, the bike was built for the rocks.

At just about 14kg of weight, the Trek Marlin 6 is one of the bikes that takes handling to a whole new level.

Latest Price: Trek Marlin 6

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