Trek Marlin 7 Gen 3

£1,000.00

Finance available with Novuna Personal Finance

Add 30 days free insurance

FURY RED FADE

MAGIC MINT

MATTE DARK WEB/CLEAR GLOSS

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Part Number:

5337141

GTIN:

197216252849


The Marlin 7 is your best friend on the trail and wherever else you roll thanks to its confidence-boosting trail geometry. It finds the perfect balance between price and performance with a RockShox suspension fork that makes quick work of rocks and bumps in your path, and loads of gears from the SRAM NX Eagle 12-speed drivetrain.

You want a go-anywhere trail bike that's got upgrades where it matters most, but won't break the bank. You want to build skills on the trail, and need a bike with confidence-inspiring geometry. You want a go-anywhere trail bike that's got upgrades where it matters most, but won't break the bank. You want to build skills on the trail, and need a bike with confidence-inspiring geometry.

A lightweight aluminium frame with modern trail riding geometry and internal routing that keeps cables protected and keeps the bike looking sleek. A 100 mm RockShox Judy suspension fork that smooths out rowdy trails, upgraded 12-speed SRAM NX Eagle shifting and the serious stopping power of hydraulic disc brakes. A lightweight aluminum frame with modern trail riding geometry and internal routing that keeps cables protected and keep the bike looking sleek. A 100mm RockShox Judy suspension fork that smooths out rowdy trails, upgraded 12-speed SRAM NX Eagle shifting, and the serious stopping power of hydraulic disc brakes.

The Marlin 7 is the go-to trail bike for those wanting to build skills on the singletrack and get the best bang for their bucks with upgraded suspension and confidence-inspiring geometry. Marlin 7 is the go-to trail bike for those wanting to build skills on the singletrack and get the right bang for the buck with upgraded suspension and confidence-inspiring geometry.
- You get real-deal modern mountain bike geometry that keeps handling confident when you're on singletrack, but is versatile enough for use on roads and bike trails too You get real-deal modern mountain bike geometry that keeps handling confident when you're on singletrack, but it's vers
- You get a RockShox fork with 100 mm of suspension that turns rocks and roots in the trail into smooth-sailing and upgraded 12-speed SRAM Eagle shifting You get a RockShox fork with 100mm of suspension that turns rocks and roots in the trail into smoo
- Mudguard mounts make it easy to accessorise, so your mountain bike can double as a rugged commuter Fender mounts make it easy to accessorize, so your mountain bike can double as a rugged commuter
- Internal routing makes it easy to add a dropper post that lets you lower your saddle on the fly for more confident descending Internal routing makes it easy to add a dropper post that lets you lower you saddle on the fly for more confident descending
- Marlin models in sizes XXS and XS have a curved top tube and lower standover height that makes it easier for smaller riders to mount and dismount Marlin models in sizes XXS and XS have a curved top tube and lower standover height that makes it easier

Will my bike have a curved top tube?
Smaller frames have a top tube that dips down as it approaches the seat tube. This design makes for a lower standover height, which is good for shorter riders because it allows them to straddle their bike more easily. Larger frame sizes have a straight top tube because taller riders with longer legs typically don't have the same issues with standover height.

Fit for every rider
Marlin comes in seven frame sizes to suit riders of any height, and Smart Wheel Size ensures you're on the fastest wheel that fits. The smallest sizes even come with short-reach brake levers and narrower handlebars that give smaller riders better comfort and control.

High tech, high value
Marlin looks and feels great. It's packed with features usually found only on more expensive bikes, like a stylish frame with internal shift cable and brake hose routing, which can help your cables last longer by protecting them from the elements.

A better way to produce aluminium
Starting in 2024, we began removing high-emission aluminium from our manufacturing and replacing it with low-emission aluminium made with renewable energy. By October 2025, nearly every alloy bike we make - this one included - had made the switch, driving a major drop in our footprint.

Upgrade your pedals and love your bike more
Pedals are two of the five touchpoints that connect you with your bike, and even though this bike comes with a pair, upgrading to pedals that boost control and grip will greatly improve your ride. See the pedal guide and find the best pedals for your riding style. We recommend flat pedals for simple versatility.

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, Alpha Silver Aluminium, curved top tube, internal derailleur and dropper post routing, rack and kickstand mount, 135x5 mm ThruSkew
ForkRockShox Judy Silver, Solo Air spring, rebound adjust, TurnKey hydraulic lockout, 42 mm offset for 27.5" wheel, 100 mm QR, 100 mm travel RockShox Judy Silver, Solo Air spring, rebound adjust, TurnKey hydraulic locko
Wheel SizeFront 27.5 / Rear 27.5
WheelsBontrager Kovee, double-wall, Tubeless-Ready, 28-hole, 23 mm width, Presta valve Formula DC-20 LW, alloy, 6-bolt, 100x5 mm Formula DC-22LW, 6-bolt, Shimano 8/9/10 freehub, 135x5 mm
TyresMaxxis Rekon, tubeless ready, EXO casing, folding bead, 60 tpi, 27.5x2.40''
ShifterSRAM SX Eagle, 12-speed SRAM SX Eagle, 12 speed
Rear DerailleurSRAM NX Eagle, 12-speed
CrankSRAM SX Eagle, 30T steel ring, 49 mm chainline, 170 mm length Truvativ Powerspline, 73 mm, threaded cartridge, 118 mm spindle
CassetteSRAM PG-1210 Eagle, 11-50, 12-speed
ChainSRAM SX Eagle, 12-speed
PedalsVP-536 nylon platform
Front BrakeShimano RT26, 6-bolt, 160 mm
Rear BrakeShimano RT26, 6-bolt, 160 mm
HandlebarBontrager alloy, 31.8 mm, 5 mm rise, 690 mm width
GripsTrek Line Comp, nylon lock-on
StemBontrager Comp, 31.8 mm, 7-degree, 35 mm length
HeadsetSemi-integrated, 1-1/8"
SeatpostTranzX JD-YSI34, 100 mm travel, internal routing, 31.6 mm, 350 mm length
Seatpost ClampBolt-on, 36.4 mm
SaddleBontrager Verse Short, stainless steel rails
Weight14.15 kg
Colours FURY RED FADE, MAGIC MINT, MATTE DARK WEB/CLEAR GLOSS
Sizes L, M, ML, S, XL, XS, XXL
Brand Trek
Model Year 2026
Barcodes 197216252849, 197216252856, 197216252863, 197216252870, 197216252887, 197216252894, 197216252900, 197216252917, 197216252924, 197216252931, 197216252948, 197216252955, 197216252962, 197216252979, 197216252986, 197216252993, 197216253006, 197216253013, 197216253020, 197216253037, 197216253044
SKUs / Part Numbers 5337141, 5337142, 5337143, 5337144, 5337145, 5337146, 5337147, 5337148, 5337149, 5337150, 5337151, 5337152, 5337153, 5337154, 5337731, 5337732, 5337733, 5337734, 5337735, 5337736, 5337737

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

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