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Checkpoint ALR 4 is an aluminium gravel bike that offers an incredible amount of capability for the price.
Checkpoint ALR 4 is an aluminium gravel bike that offers an incredible amount of capability for the price.
Trek

Trek Checkpoint ALR 4 Aluminium Gravel Bike in Galactic Grey

£1,450.00
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Estimated Delivery & Collection Dates are given on Pre-Order and Pre-Launch products. They are for indication purposes only and can change at any time without notice.

The dates we provide are based on indications given by our suppliers. Whenever we get updated information from our suppliers we will endeavour to update the Estimated Delivery & Collection Dates provided on product pages.

We estimate this will be ready for despatch to you or collection via Click & Collect on Undetermined
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Returns - Any product can be returned to us within 28 days if the product is faulty, provided it has not been used or fitted, and is returned in its original packaging with a valid proof of purchase. If you wish to return any product you must inform us within 14 days of the day you receive your goods.

Online purchases - Can be returned for any reason (excludes special order products) provided it has not been used or fitted, and is returned in its original sealed packaging with a valid proof of purchase, to store in person or by post as long as we are notified within 14 days of receipt of the goods. The cost of any postage will be deducted from any refund for unwanted products. Click & Collect customers can buy with confidence knowing they can try the item before leaving the store. Should you decide it’s not right for you, it can be conveniently exchanged or refunded straight away in the store, or you still have up to 28 days to return it if you take it away (as long as you inform us within 14 days).

Refunds - Will be processed using the same method of payment used for the original purchase. Credit & debit card refunds must be made to the card used for the original purchase, Cheque payments will be refunded in cash but due to banking restrictions can only be refunded at least 14 days after the original purchase date. Due to the high incidence of fraud we regret that we are unable to offer any refund without a valid receipt. If you wish to return your item by post, it is your responsibility to ensure that the item is returned to us in a safe and secure manner, we suggest that you use a recorded postal/courier service. Please ensure that the service you use covers the value of the goods in the parcel. Return shipping costs are non-refundable. If the item is being returned due to our error then any postage will be reimbursed upon assessment. It can take 5 days for your parcel to reach us dependent on the courier’s service that is used. Once we receive your parcel we will inspect and process your return within 2 working days. Refunds can take up to 5 days with your bank to appear in your account. You will receive an email update upon the completion for your return. If you have made a purchase using our finance option or through one of the cycle to work programs and would like to return your purchase please contact us on 01283 544669. (Purchases paid for using PayPal in GBP can be returned for a refund by post or in store. Your postage will be refunded through PayPal – there is a limit to the amount PayPal will refund. For full terms & conditions visit the PayPal Returns Page)

Trek Checkpoint ALR 4 Aluminium Gravel Bike in Galactic Grey

Season:2025

Brand:Trek

Code:41513GRY

Checkpoint ALR 4 is an aluminium gravel bike that offers an incredible amount of capability for the price.

It's built for the rigours of gravel and dirt roads, but it's also right at home on morning commutes and centuries. This bike knows no boundaries, which makes it the ideal gateway to adventure on any road or path.


Technical Information
  • Frame
    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
  • Fork
  • Size: 49, 52, 54, 56, 58, 61
    Carbon, tapered alloy steerer, rack mounts, mudguard mounts, flat-mount disc, 12x100 mm thru axle
  • Size: 49, 52, 54, 56, 58, 61
    Checkpoint carbon, tapered alloy steerer, rack mounts, mudguard mounts, flat-mount disc, 12x100 mm thru axle
  • Frame fit
    Gravel
  • Weight
    56 - 10.26 kg / 22.62 lbs
  • Weight limit
    This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 125 kg (275 lb).
  • Shifter
    Shimano GRX RX400, 10 speed
  • Front derailleur
    Shimano GRX RX400, braze-on
  • Rear derailleur
    Shimano GRX RX400, long cage, 36T max cog
  • Crank
  • Size: 49
    Shimano GRX RX600, 46/30, 165 mm length
  • Size: 52
    Shimano GRX RX600, 46/30, 170 mm length
  • Size: 54, 56
    Shimano GRX RX600, 46/30, 172.5 mm length
  • Size: 58, 61
    Shimano GRX RX600, 46/30, 175 mm length
  • Bottom bracket
    Shimano RS500, 86 mm, PressFit
  • Cassette
    Shimano Tiagra HG500, 11-34, 10 speed
  • Chain
    KMC X10
  • Max. chainring size
    1x: 44T, 2x: 50/34
  • Hub front
    Bontrager alloy, sealed bearing, CenterLock disc, 100x12 mm thru axle
  • Skewer front
    100x12 mm thru-axle
  • Hub rear
    Bontrager alloy, sealed bearing, CenterLock disc, Shimano 11-speed freehub, 142x12 mm thru axle
  • Skewer rear
    142x12 mm thru-axle, 174 mm length
  • Rim
    Bontrager Tubeless Ready, 28-hole, 17 mm width, Presta valve
  • Spokes
    14 g stainless steel, black
  • Tyre
    Bontrager GR1 Comp, wire bead, 60 tpi, 700x40 c
  • Max tyre size
    45mm (49 & 52cm: 40mm due to toe overlap)
  • Saddle
    Bontrager Montrose Comp, steel rails, 138 mm width
  • Seatpost
    Bontrager Comp, 6061 alloy, 27.2 mm, 8 mm offset, 330 mm length
  • Handlebar
  • Size: 49
    Bontrager Elite IsoZone VR-CF, alloy, 31.8 mm, 93 mm reach, 123 mm drop, 38 cm width
  • Size: 52
    Bontrager Elite IsoZone VR-CF, alloy, 31.8 mm, 93 mm reach, 123 mm drop, 40 cm width
  • Size: 54, 56
    Bontrager Elite IsoZone VR-CF, alloy, 31.8 mm, 93 mm reach, 123 mm drop, 42 cm width
  • Size: 58, 61
    Bontrager Elite IsoZone VR-CF, alloy, 31.8 mm, 93 mm reach, 123 mm drop, 44 cm width
  • Handlebar tape
    Bontrager Supertack Perf tape
  • Stem
  • Size: 49
    Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 80 mm length
  • Size: 52, 54
    Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 90 mm length
  • Size: 56, 58
    Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 100 mm length
  • Size: 61
    Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 110 mm length
  • Brake
    Shimano RX400 hydraulic disc
  • Brake rotor
    Shimano RT70, CentreLock, 160 mm
  • Rotor size
    Max brake rotor sizes: 160mm front & rear
Sizing Information
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