2023 Slash 8 Gen 5 is no longer available.

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Trek Slash 8 Gen 5

£0.00
Colour: MATTE HEX BLUE

The Slash 8 is an enduro mountain bike that rolls on fast 29er wheels and floats on plush RockShox suspension with SRAM's 12-speed GX Eagle handling drivetrain duties. An aluminium frame with fresh new tech and tough alloy wheels push this bike into the sweet spot for all-around rippers.

You want a big bike with big wheels to roll over big things and send big hits. You might enter some enduro races, but you mostly just want to rail sketchy descents faster than anyone else in your crew.

An aluminium frame built for harsh riding with a threaded bottom bracket, dual downtube guards, Knock Block 2.0 and 160 mm of travel with a RockShox Super Deluxe Select+ shock for long descents and 170 mm RockShox ZEB Select fork. Plus, a SRAM GX Eagle drivetrain with an extra-low 52-tooth gear, Code R 4-piston brakes and completely tubeless Line Comp 30 wheels.

Slash 8 puts serious enduro performance within reach with smart choices on spec that won't empty your wallet. The aluminium frame, burly suspension and 1x12 Eagle drivetrain makes for a ride that's equally at home on the race course and on a big, out-in-the-wild session.
- A sleek internal storage compartment gives you a versatile spot to stow tools and gear
- We added a second down tube guard to better protect your frame from shuttle-related damage
- It's equally at home between the tape and in the rugged wild - Yes, the Slash is a racing bike, but it's ridiculously fun on gnarly trail rides, too
- New, removable Knock Block has a bigger steering angle to keep cables and hoses safe without sacrificing turning radius
- Wider seat tube, wider dropper - the 34.9 mm diameter post is stronger, more durable, and moves up and down faster

Internal Storage
Internal frame storage makes it easy to ditch the pack and still carry your ride essentials.



Active Braking Pivot
Active Braking Pivot allows our engineers to tune how the suspension reacts to acceleration and braking forces independently. That means you get more confident control when you need it most.



Complete frame protection
Replaceable down tube guards protect the underside of your frame from rock strikes, trail debris and janky shuttle vehicles so you can forget about damage worries and focus on blasting the next run.

Rapid Drive 54 rear hub
With 54 points of engagement, Rapid Drive gives you nearly instant acceleration instead of a clunky lag when you step on the pedals. You get smooth, immediate power to blast out of corners and hammer through the rough stuff. And that extra pedal ratchet adds control that can make all the difference when tackling a tricky climb.

You almost forgot your pedals
This bike doesn't come with pedals because you'll have a better ride if you choose your own. Explore the pedal guide to find the best pedals for your riding style. Reach for flat pedals for simple versatility or go for clipless MTB pedals if you want control and efficiency.

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.

Cookson Cycles have teamed up with ShackWrap offering paint protection for your new pride and joy!

We offer 3 different options which can be added to your shopping cart - eMTB, MTB and Road/Gravel. If the option isn't there for your bike send a message to the shop and we can take a look.

Click here to purchase and for more info

Frame Size XL, UNI, Aluminium, Alpha Platinum Aluminium, internal storage, tapered head tube, Knock Block 2.0, Control Freak internal routing, down tube guard, shuttle guard, threaded BB, ISCG 05, 34.9 mm seat tube, magnesium rocker link, Mino Link, ABP, Boost148, 160 mm travel
Wheel Size Front 29
Wheel Size Rear 29
Weight 15500 g
Fork RockShox ZEB Select, DebonAir spring, Charger RC damper, tapered steerer, 44 mm offset, Boost110, Maxle Stealth, 170 mm travel
Fork Unknown
Gears DERAILLEUR, Sram, 1 Gears
Tyres UNKNOWN,
Pedals UNKNOWN,
Wheels BONTRAGER, Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15 mm thru axle, 29" Bontrager Line Comp 30, Tubeless Ready, Rapid Drive 108, 6-bolt, Boost148, 12 mm thru axle, 29"
Shifters SRAM, SRAM GX Eagle, 12-speed,
Kickstand UNKNOWN, Unknown
Front Brake SH, SRAM Code R 4-piston hydraulic disc // SRAM Code R 4-piston hydraulic disc SRAM CentreLine, 6-bolt, round-edge, 180 mm // SRAM CentreLine, 6-bolt, round-edge, 200 mm Max brake rotor size, Disc brake with hydraulic actuation
Rear Brake SH, SRAM Code R 4-piston hydraulic disc // SRAM Code R 4-piston hydraulic disc SRAM CentreLine, 6-bolt, round-edge, 180 mm // SRAM CentreLine, 6-bolt, round-edge, 200 mm Max brake rotor size, Disc brake with hydraulic actuation
Rear Derailleur ,
Crankset SRAM, SRAM X1 Eagle, DUB MTB Wide, 30T steel ring, 55 mm chainline, 170 mm length SRAM DUB MTB Wide, 73 m, BSA threaded
Chain SRAM, SRAM GX Eagle, 12-speed
Handlebar BONTRAGER, Bontrager Line, alloy, 35 mm, 27.5 mm rise, 820 mm width
Stem BONTRAGER, Bontrager Elite, 35 mm, 0-degree, 35 mm length
Bartape / Grips BONTRAGER
Seatpost TRANZX
Saddle BONTRAGER, Bontrager Arvada, hollow chromoly rails, 138 mm width
Front Light UNKNOWN
Rear Light UNKNOWN
Brand Trek
Model Year 2023
Barcodes 601842760215, 601842760222, 601842760239, 601842760246, 601842760253, 601842760260, 601842760277, 601842760284, 601842760291, 601842760307
SKUs / Part Numbers 5274497, 5274498, 5274499, 5274500, 5274501, 5274502, 5274503, 5274504, 5274505, 5274506

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

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