Trek Marlin 6 Gen 3

£850.00

Finance available with Novuna Personal Finance

Add 30 days free insurance

GLOSS LAVENDER HAZE

LAVA

MATTE LICHEN/KESWICK GREEN FADE


The Marlin 6 is the ultimate trail companion, designed to elevate your riding experience and boost your confidence on any terrain. With its updated slacker frame geometry, this bike is more maneuverable on descents, while the suspension fork smoothens out rough trails. Equipped with integrated rack and kickstand mounts, the Marlin 6 offers versatility for your biking adventures.

Whether you are tackling challenging trails or cruising to work or school, the Marlin 6 is the go-to choice. Its lightweight aluminum frame features modern trail riding geometry with internal cable routing, ensuring a sleek look and protected cables. The RockShox Judy front suspension fork provides 100mm of travel to absorb rocks, roots, and bumps, while the reliable Shimano CUES 10-speed shifting system and hydraulic disc brakes deliver precise control and powerful stopping capability.

With handy features like mudguard mounts for easy customization and the Thru-Skew system for quick and secure wheel removal, the Marlin 6 is a versatile and practical choice. Plus, internal routing allows for effortless addition of a dropper post for confident descents.

For riders of all heights, the Marlin comes in seven frame sizes with Smart Wheel Size selection, ensuring a perfect fit for every rider. Additionally, smaller frames feature a curved top tube for easier mounting and dismounting, while larger frames offer a straight top tube for added standover clearance.

Despite its high-tech features, the Marlin 6 offers exceptional value, boasting stylish design elements such as internal cable routing. Further enhancing durability and performance, the Shimano CUES drivetrain with LINKGLIDE technology ensures smooth shifting and longevity for wear items.

To truly enhance your riding experience, consider upgrading your pedals to optimize control and grip. Check out our pedal guide for recommendations that suit your riding style, with flat pedals being a versatile choice for all kinds of adventures. Ride with confidence and comfort with the Marlin 6, your perfect trail companion.

Save up to 39% via Cycle to Work!

Purchasing through a Cycle to Work scheme enables you to pay for the bike via salary sacrifice and make a great saving.

Most bikes* and accessories we offer can be purchased through the scheme - You can also purchase accessories, clothing and upgrades for your bike too.

We accept vouchers from most providers, with a preference for Green Commute Initiative https://www.greencommuteinitiative.uk/ or GoGeta https://www.gogeta.com/

If your company haven’t signed up to a scheme, its super easy and with the provider Green Commute Initiative it doesn’t require the company to sign up - So less admin and paperwork for a busy admin/accounts team!

For a full list of providers we accept vouchers for see details here https://cooksoncycles.co.uk/cycle-to-work/ If you can’t see your provider on our list, just drop the store an email and we can double check.

*Depending on the cycle to work provider we may not be able to offer full discount on sale bikes or accessories due to commissions charged by the scheme.

0% Finance Options Available

Spread the cost of your purchase with 0% finance on all bikes, accessories, and parts. Simply choose Klarna at checkout to view your interest-free options, available for up to 36 months.

Prefer an alternative? We also offer Novuna Finance, with 0% APR available for up to 18 months, or interest-bearing loans over terms up to 48 months. Select Novuna at checkout to start your application.

Free UK Delivery On Bike Orders Over £1500 *

All our UK customers can select our FREE standard delivery option on any order over £35 (except exclusions). Learn more about Cookson Cycles Delivery options here.

Once processed, in store stock items will typically be dispatched within 48 hours.
If you have chosen our white glove delivery option dispatch times vary due to courier availability.

* excludes cycle to work purchases - Standard Delivery charge for all cycle to work purchases £35 

Bike Build & Delivery

All our bikes are built in store and thoroughly inspected, before carefully packing back up for shipping. If you have selected our white glove delivery service, the bike will come to you ready to ride and the driver can help with some basic bike setup (Saddle height and suspension) at your doorstep. Please be aware if you haven’t selected our white glove delivery service the bike will require some assembly, which we recommend be carried out by an experienced mechanic. See assembly instructions here

Click & Collect

Click and collect is available on all purchases at checkout. Once your order is ready to collect, we will notify you via email or text.

Frame Size XS, UNI, Aluminium, Alpha Silver Aluminium, curved top tube, internal derailleur and dropper post routing, rack and kickstand mount, 135x5 mm ThruSkew
Wheel Size Front 27.5
Wheel Size Rear 27.5
Weight 15000 g
Fork RockShox Judy, coil spring, preload, TurnKey lockout, 42 mm offset for 27.5" wheel, 100 mm QR, 100 mm travel
Fork Unknown
Gears DERAILLEUR, Shimano, 1 Gears
Tyres MAXXIS,
Pedals UNBRANDED,
Wheels UNKNOWN, Bontrager Kovee, double-wall, Tubeless-Ready, 28-hole, 23 mm width, Presta valve
Formula DC-20, alloy, 6-bolt, 100 mm
Formula DC-22, alloy, 6-bolt, Shimano 8/9/10 freehub, 135x5 mm QR
Shifters SHIMANO, Shimano U6000, 10-speed,
Kickstand UNKNOWN, Unknown
Front Brake SH, Shimano RT26, 6-bolt, 160 mm, Disc brake with hydraulic actuation
Rear Brake SH, Shimano RT26, 6-bolt, 160 mm, Disc brake with hydraulic actuation
Rear Derailleur ,
Crankset SHIMANO, Shimano U4000, 30T chainring, 170 mm length
Shimano, 73 mm, threaded cartridge, 122.5 mm spindle
Chain SHIMANO, Shimano LG500
Headset UNBRANDED, Semi-integrated, 1-1/8"
Handlebar BONTRAGER, Bontrager alloy, 31.8 mm, 5 mm rise, 690 mm width
Stem BONTRAGER, Bontrager Comp, 31.8 mm, 7-degree, 35 mm length
Bartape / Grips TREK
Seatpost TRANZX
Seatpost Clamp UNBRANDED
Saddle BONTRAGER, Bontrager Verse Short, stainless steel rails
Front Light UNKNOWN
Rear Light UNKNOWN
Colours GLOSS LAVENDER HAZE, LAVA, MATTE LICHEN/KESWICK GREEN FADE
Sizes L, M, ML, S, XL, XS, XXL
Brand Trek
Model Year 2026
Barcodes 197216252429, 197216252436, 197216252443, 197216252450, 197216252467, 197216252474, 197216252481, 197216252498, 197216252504, 197216252511, 197216252528, 197216252535, 197216252542, 197216252559, 197216252566, 197216252573, 197216252580, 197216252597, 197216252603, 197216252610, 197216252627
SKUs / Part Numbers 5337078, 5337079, 5337080, 5337081, 5337082, 5337083, 5337084, 5337085, 5337086, 5337087, 5337088, 5337089, 5337090, 5337091, 5337092, 5337093, 5337094, 5337095, 5337096, 5337097, 5337098

Please note: Manufacturers can sometimes change the specification of the products from time to time.

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