Trek Checkpoint ALR 4 2021

£1,875.00
This item / size combination is out of stock. Please contact the store as more may be on order. You can call 01926 430211 or email us here.
DARK AQUATIC
RAGE RED
Part Number:

601500

GTIN/UPC:

601842334355

We deliver bikes to the following postcode areas:
B, CV & LE

If you live outside of these areas email or call us for a delivery quote or to reserve a bike.

The 2021 Checkpoint ALR 4 by TREK brings adventure to your fingertips with its robust aluminium frame and unmatched versatility. As a superior gravel bike, it thrives on various terrains, whether you are manoeuvring through rugged gravel or gliding down tarmacked roads. Perfect for bikepacking or regular commuting, it’s designed to elevate your outdoor journeys.

No road is off limits with the Checkpoint ALR 4. It’s an all-rounder gravel bicycle, boasting of a resilient 2x10 Shimano GRX drive train that makes tough ascents or rough patches a breeze. The bike's hydraulic disc brakes provide a reliable stopping power in all weather conditions. Equipped with 700x40c gravel tyres, grip and stability are enhanced on uneven trails.

Expect nothing less than phenomenal performance from this TREK offering. Showcasing ingenious tech features at an unbeatable value, the Checkpoint ALR 4 rides smoothly through the toughest conditions. Despite being designed to withstand gravel paths, its frame geometry along with the accessory mounts also makes it a top pick for road rides and city commutes.

  • The Checkpoint ALR 4 allows you to experience the thrilling world of gravel riding without breaking the bank.
  • Adapt to countless riding styles - from vigorous gravel rides, adventurous bikepacking, to peaceful daily commutes.
  • Convenient mounts on the seat tube and both sides of the down tube for carrying additional water and gear.
  • Exceptional tyre clearance enables the usage of tyres up to 45c, promoting greater traction and stability in various conditions.
  • The adaptable horizontal sliding dropout facilitates fine-tuning of your geometry or running singlespeed.

An ideal mudguard companion and a reliable aid in carrying extra gear, TREK's Checkpoint ALR 4 truly opens a gateway to bicycle adventure.

Delivery & Returns Policy

When you order with John Atkins Cycles you get your purchase posted as per the below charges list:

Shoes and helmets postage charge £7.99

*Parts under:

£20 value £4 postage

£21- £100 £7 postage

£101 upwards post free

*Bikes under £1100 to the postcodes (CV, LE and B) £30 charge

*Bikes over £1100 to postcodes (CV, LE and B) free delivery

Bikes will hand deliver in our own van

Any other area’s in the UK only email for a quote

UK mainland only

via the contact us


You have the option on all orders to upgrade the postage to a faster service.

We require that bicycles are collected from the store fully assembled. All bikes go through a Pre-Delivery Inspection to ensure that they are ready to ride, and all road bikes include a bike fitting to ensure that your new bike is set up perfectly for you. Please see the bike fitting page for further information.

If we do not have an item you have ordered in stock then we will contact you straight away to let you know. Most items can be restocked within a week, however if this is not possible we will let you know.

If for any reason you wish to contact us regarding an order you can do so via either the contact us form or our email address: [email protected].

We are sure you will be delighted with your purchase, but if you are not, we accept returns and we will refund the price of the product providing it is returned in perfect resale condition within 14 days. If you would prefer an exchange for a different item (size, colour, etc) and we have the item in stock, we can arrange this once the original item is returned. You are responsible for the cost of sending the item back to us, and in the event of an exchange, any additional postage of sending out a new item.

If you believe an item to be faulty and you want to pursue a warranty claim, please return the item with a copy of the original proof of purchase. If upon inspection we agree it's a warranty issue we will repair or replace the item at our discretion and return it to you carriage free. If a warranty claim has not been cleared with us and you wish to have the item returned to you, there will be a postage charge for this. If you are returning an item to us, we cannot be responsible for the return postage. It is important to include a copy of the original proof of purchase, contact details and a description of the problem.

** Please note padded shorts and short liners are not refundable for hygiene reasons. **

If an item does not arrive, we ask that you follow the Royal Mail claims procedure. Please email [email protected] for more details.

We try to provide size guides where possible however it is the customer's responsibility to make sure the sizing is correct. We suggest you try an item for size where possible to ensure it will fit before ordering, whether it is a bike or item of clothing. You can call us on 01926 430211 for help with sizing.

*Please note there is a surcharge for super heavy or large items (for example, turbo trainers).

Frame Size 49, UNI, Aluminium, 300 Series Alpha Aluminium, tapered head tube, Control Freak internal routing, 3S chain keeper, rack and fender mounts, flat mount disc, horizontal sliding dropouts, 142x12 mm thru-axle
Wheel Size Front 28
Wheel Size Rear 28
Fork Checkpoint carbon, tapered alloy steerer, rack mounts, mudguard mounts, flat-mount disc, 12x100 mm thru axle
Fork Unknown
Gears DERAILLEUR, Shimano, 1 Gears
Tyres BONTRAGER,
Pedals UNKNOWN,
Wheels UNKNOWN, Bontrager Tubeless Ready, 28-hole, 17 mm width, Presta valve Bontrager alloy, sealed bearing, CenterLock disc, 100x12 mm thru axle Bontrager alloy, sealed bearing, CenterLock disc, Shimano 11-speed freehub, 142x12 mm thru axle
Shifters SHIMANO, Shimano GRX RX400, 10 speed // Shimano GRX RX400, 10 speed,
Kickstand UNKNOWN, Unknown
Front Brake SH, Shimano RX400 hydraulic disc Shimano RT70, CentreLock, 160 mm Max brake rotor size, Disc brake with hydraulic actuation
Rear Brake SH, Shimano RX400 hydraulic disc Shimano RT70, CentreLock, 160 mm Max brake rotor size, Disc brake with hydraulic actuation
Front Derailleur SHIMANO, Shimano GRX RX400, braze-on
Rear Derailleur ,
Crankset SHIMANO, Shimano GRX RX600, 46/30, 165 mm length Shimano RS500, 86 mm, PressFit
Chain KMC, KMC X10
Handlebar BONTRAGER, Bontrager Elite IsoZone VR-CF, alloy, 31.8 mm, 93 mm reach, 123 mm drop, 38 cm width
Stem BONTRAGER, Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 80 mm length
Seatpost BONTRAGER
Saddle BONTRAGER, Bontrager Montrose Comp, steel rails, 138 mm width
Front Light UNKNOWN
Rear Light UNKNOWN
Colours DARK AQUATIC, RAGE RED
Sizes 49, 52, 58, 61
Brand Trek
Model Year 2021
Barcodes 601842334249, 601842334256, 601842334287, 601842334294, 601842334300, 601842334348, 601842334355
SKUs / Part Numbers 601500, 601501, 601517, 601518, 601519, 601522, 601524

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

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