2025 Checkpoint SL Gen 3 Frame Set

£2,500.00

Finance available with Novuna Personal Finance

Part Number:

5321380

GTIN/UPC:

197216029007

25% Off pedals with this bike

Use code GRAVEL25 at checkout

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At Cycles UK we accept all major cycle to work scheme vouchers online and instore. Just enter your certificate details during checkout. 

The Checkpoint SL Gen 3 Frame Set is a lightweight gravel bike frame ready to explore beyond the beyond. It delivers Gravel Endurance geometry for smoothing out rough gravel roads, plus IsoSpeed technology that damps harsh vibrations to keep you feeling fresh on epic all-day rides. Tons of frame and fork mounts mean Checkpoint is ready to carry all your ride-day essentials, and 50 mm tyre clearance (as measured) keep you comfortable and capable on loose and rough terrain.

You want to start your next gravel adventure with a custom-built rig that fits your every need. You want a bike that's not only lightweight, but packed with capability and comfort-focused features for rides that take you far, far out there.

A 500 Series OCLV Carbon frame with a carbon fork, internal downtube storage, frame and fork mounts, and clearance for 50 mm tyres (as measured). A 12x100 mm chamfered thru-axle, 12x142 mm rear thru-axle, flat mounts for disc brakes and internal routing for cables and a dropper post.

The Checkpoint SL Gen 3 Frame Set is the dream building point for creating a customised gravel ride with your favourite parts. It delivers everything you want down the long and dusty road, like road-smoothing IsoSpeed, tons of mounts for bags and bottles, and clearance for lofty 50 mm tyres.

- The Checkpoint's Gravel Endurance geometry lets you sit higher up and features a shorter reach to keep you comfortable on all-day gravel adventures, light singletrack, bike-packing trips and more

- Road-smoothing IsoSpeed comfort tech soaks up vibration from rough surfaces to keep you feeling fresher for longer

- You can haul it all with large internal frame storage and mounts galore on the frame and fork for hydration, front and rear racks, mudguards and Adventure Bags that were designed to perfectly fit the Checkpoint

- Clearance for 50 mm tyres (as measured) means that you can add extra traction and cushion for rowdy gravel roads

- Dropper post and suspension fork compatible (except size XS)

IsoSpeed comfort tech

IsoSpeed comfort tech smooths pot holes and fatiguing bumps in the road so you can ride stronger for longer.

New Gravel Endurance geometry

A new confident and comfortable Gravel Endurance geometry puts you in a more relaxed upright riding position so you can stay comfortable on even your most epic adventures.

Big 'ol tyre clearance

Roll over the rough stuff with room to fit gravel tyres up to 50 mm wide (as measured).

Bigger in-frame storage

More internal frame storage and a bigger storage door lets you fit all your flat tools inside your bike so you're always ready for whatever the gravel road throws at you.

Mounts galore

The new Checkpoint SL is equipped to carry everything you need with mounts on the frame and fork for front and rear racks, mudguards and Adventure Top Tube, Frame and Triangle Bags. Plus, the new frame has been optimised to fit extra hydration in addition to all your bags.

Suspension fork and dropper post compatible

The Checkpoint SL is now compatible with dropper posts and suspension forks with up to 40 mm of travel so you can send it on chunkier gravel and steeper descents.


Gravel Bike Buying Guide

Gravel bikes have exploded in popularity over the last few years. There are now dozens of gravel bike events around the UK and a growing number of long distance cycling routes designed with gravel bikes in mind. In this gravel bike buying guide we’ll take you through the main things to consider when picking a gravel bike.

What’s the appeal of a gravel bike?

The main appeal of gravel bikes is versatility,. You can use them on normal roads but they’ll also work great on forest roads, old railway lines and farm tracks. So you can go for a ride off-road, avoiding cars and traffic, but link it with sections of tarmac as well. Of course you can do this on a mountain bike but a gravel bike will generally be faster and lighter. This also means you can cover some big distances when touring. A lot of gravel bike riders are road cyclists who want to get away from traffic.

As gravel bikes often get used for touring and bikepacking most will come with mounting points for bags. This luggage capacity combined with speed, and ability to handle mixed surfaces, means that gravel bikes are also extremely popular for commuting on.


Read our full gravel bike buying guide

Are Gravel Bikes Good for Commuting?

Gravel bikes are very popular for commuting. We sell lots of them on the cycle to work scheme. One of our biggest stores for gravel bike sales is our Greenwich shop in London. They're mainly selling them for commuting around central London on. We’re going to run you through the pros and cons of commuting on a gravel bike and answer the question ‘are gravel bikes good for commuting?’

The Pros of Commuting on a Gravel Bike

Gravel bikes are fast, nearly as quick as a standard road bike. They are certainly quicker on the road than most mountain bikes and many hybrids. That means you can get to work, and home, in the shortest time possible. But what makes gravel bikes so good for commuting is that they are extremely versatile. They can be ridden on tarmac, cycle paths, old railway lines, canal towpaths, and even off-road trails. So, it’s easy to mix it up on your commute and avoid traffic.

Another big advantage of commuting on a gravel bike is that they're generally more comfortable than road bikes. This is because they have wider tyres and longer wheelbases, which results in a smoother and more stable ride. So you don’t get bounced around as much on rough roads. Most gravel bikes have a fairly upright riding position which makes it easier to see what’s going on in traffic. The combination of stable handling and the comfortable riding position is a massive confidence boost for the rider, especially on wet roads.


Read more about the pros and cons of gravel bikes for commuting

Price Match at Cycles uk

We understand that price is important, so we regularly price-check our competitors to make sure we have the best offers available. We recognise that we will not always be the cheapest, so if you see the same product cheaper from any of our competitors then please get in touch via the form below and we will do our best to match any reasonable advertised price.

Trek made their first bikes in 1976 in a barn in Wisconsin. Now they’re one of the biggest bike brands in the world. Trek bikes cover everything from professional-level road and mountain bike race bikes to commuters, hybrids and kids bikes. There is a strong heritage of racing at Trek and many Trek bikes have a strong race influence. They take a very scientific approach to researching bike and human performance and then make the fastest and most efficient bikes they can.

It doesn’t stop their attention and passion for cycling flows through everything they do. Since the 1990s, Trek has supported Places for Bikes. Places for Bikes is an advocacy organisation in the USA that gets more people on bikes more often! Places for Bikes ethos falls in line with the companies mission statement to:

Build only products we love. Provide incredible hospitality to our customers, and change the world by getting more people on bikes.

Frame500 Series OCLV Carbon, IsoSpeed, downtube storage door, hidden mudguard mounts, rack mounts, integrated frame bag mounts, invisible cable routing, T47, flat-mount disc, integrated chainkeeper, removable FD hanger, UDH, 142x12 mm chamfered thru axle
ForkCheckpoint full carbon, tapered carbon steerer, fender mounts, triple rack mounts, flat mount disc, 12x100mm chamfered thru axle
Max compatible fork travel40 mm (XS: compatible with rigid fork only)
See Checkpoint SL Gen 3 FAQ for compatible options
DrivetrainFrameset Only
Colours BRONZE AGE/CARBON SMOKE MATTE
Sizes L, M, ML, S, XL, XS
Brand Trek
Model Year 2025
Barcodes 197216028970, 197216028987, 197216028994, 197216029007, 197216029014, 197216029021
SKUs / Part Numbers 5321377, 5321378, 5321379, 5321380, 5321381, 5321382

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

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