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The 2025 Checkpoint ALR 4 56 MATTE GALACTIC GREY is available at the following locations.
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The Checkpoint ALR 4 is a high-value gravel bike ready for the roads less travelled. Kitted out with a 300 Series Alpha Aluminium frame, the Checkpoint ALR 4 is just as responsive on chunky gravel roads as it is smooth on the tarmac. Tons of features like tubeless-ready wheels, a SRAM Apex 11-speed drivetrain and mechanical disc brakes make Checkpoint ALR 4 the perfect ride for ease of entry into the wide world of gravel.
You're ready for adventures beyond the beaten path and want a gravel bike that balances budget and capability. The Checkpoint ALR 4 is your ticket to turning every ride into an adventure.
A responsive 300 Series Alpha Aluminium frame, hidden cables that won't interfere with bags, integrated rack, mudguard and frame bag mounts, a 1x11 speed SRAM Apex drivetrain for smooth shifting on punchy climbs and variable terrain, mechanical disc brakes for ease of stopping quick in all conditions, tubeless-ready rims and wide Bontrager Girona Pro 700x42c gravel tyres for added comfort and traction.
If you're ready to start exploring every road while taking on the daily grind, the Checkpoint ALR 4 is the ride for you. Versatility is the name of the game and a durable alloy frame, mounts for all kinds of accessories and wide tyres make for comfort and customisation wherever the road, or lack thereof, takes you.
- The durable and capable 300 Series Alpha Aluminium frame makes for a fun, stable and responsive ride
- You get serious versatility that's suited for a wide variety of ride styles, from gravel and bikepacking to daily commutes
- Massive tyre clearance means you can use tyres up to 45 c for extra traction and stability in any conditions
- Fork, top tube and integrated frame mounts make it easy to carry gear and water
- Powerful mechanical disc brakes make stopping in all conditions easy
New progressive geometry
For quick, nimble handling that still keeps you stable and in control on rougher descents.
Tyre clearance
Lots of clearance means you can run meatier tyres (700x45 mm or 27.5x2.1") for tackling chunkier gravel and terrain.
Tons of mounts
Integrated frame bag and mudguard mounts make it easy to carry gear and water.
Don't forget your pedals
This bike doesn't come with pedals because you'll have a better time on your new bike if you choose your own. See the pedal guide to find the best pedals for your riding style.
Frame | Size 56, UNI, Aluminium, 300 Series Alpha Aluminium, tapered head tube, Internal cable routing, 3S chain keeper, T47 BB, rack and mudguard mounts, integrated frame bag mounts, flat-mount disc, 142x12 mm thru-axle |
Wheel Size | Front 28 |
Wheel Size | Rear 28 |
Fork | Checkpoint carbon, tapered carbon steerer, rack mounts, mudguard mounts, flat-mount disc, 12x100 mm thru axle |
Fork | Unknown |
Gears | DERAILLEUR, Sram, 1 Gears |
Tyres | BONTRAGER, |
Pedals | UNKNOWN, |
Wheels | UNKNOWN, Bontrager Paradigm, Tubeless Ready, 24-hole, 21 mm width, Presta valve Bontrager alloy, sealed bearing, CentreLock disc, 100x12 mm thru axle Bontrager alloy, sealed bearing, CenterLock disc, Shimano 11-speed freehub, 142x12 mm thru axle |
Shifters | SRAM, SRAM Apex, 11-speed // SRAM Apex, 11-speed, |
Kickstand | UNKNOWN, Unknown |
Front Brake | SH, Tektro C550 mechanical disc brake, dual piston, flat mount // Tektro C550 mechanical disc brake, dual piston, flat mount Tektro, CentreLock, 160 mm Max brake rotor size, Disc brake with hydraulic actuation |
Rear Brake | SH, Tektro C550 mechanical disc brake, dual piston, flat mount // Tektro C550 mechanical disc brake, dual piston, flat mount Tektro, CentreLock, 160 mm Max brake rotor size, Disc brake with hydraulic actuation |
Rear Derailleur | , |
Crankset | SRAM, SRAM Apex 1, 40T, DUB Wide, 172.5 mm length SRAM DUB, T47 threaded, internal bearing |
Chain | SRAM, SRAM PC-1130, 11-speed |
Handlebar | BONTRAGER, Bontrager Elite Gravel, 42 cm width |
Stem | BONTRAGER, Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 90 mm length |
Seatpost | BONTRAGER |
Saddle | BONTRAGER, Bontrager Verse Comp, steel rails, 145 mm width |
Front Light | UNKNOWN |
Rear Light | UNKNOWN |
Colours | MATTE DEEP DARK BLUE, MATTE GALACTIC GREY |
Sizes | 49, 52, 54, 56, 58, 61 |
Brand | Trek |
Model Year | 2025 |
Barcodes | 768682570920, 768682570968, 768682570982, 768682571002, 768682571026, 768682571101, 768682571200, 768682571262, 768682571286, 768682571309, 768682571323, 768682571361 |
SKUs / Part Numbers | 5304223, 5304224, 5304225, 5304226, 5304227, 5304228, 5304229, 5304230, 5304231, 5304232, 5304233, 5304234 |
Please note: Manufacturers can sometimes change the specification of the products from time to time.
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