Checkpoint ALR 4 is an aluminum gravel bike that offers an incredible amount of capability for the price. It's built for the rigors 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.
It's right for you if...
You want a single durable, ultra-versatile gravel bike that's ready for adventure. Gravel? Check. Pavement? Check. Multi-day bikepacking? Check. Foul-weather commuting? Check. Check. Check.
The tech you get
A stout aluminum frame with rack and fender mounts, a vibration-absorbing carbon fork, a 2x10 Shimano GRX drivetrain with lower gears for grinding up hills or through rough gravel, hydraulic disc brakes for all-condition stopping power, and wide 700x40c gravel tires for added stability and traction.
The final word
Bring it on, gravel! Checkpoint ALR 4 is a high-value gateway to a world of adventure. It's rugged, fast, comfortable, and has an amazing amount of tech for its price. Though it's made to stand up to the rigors of gravel roads, the frame geometry and accessory mounts make it a great choice for road rides and commutes, too.
Why you'll love it
- Checkpoint ALR 4 introduces you to the exciting new frontier of gravel riding at a value that can't be matched
- This bike is exceedingly versatile and suited to a wide variety of ride styles, including gravel rides, bikepacking, and daily commutes
- Mounts on the seat tube and both sides of the down tube make it easy to carry extra gear and water
- Massive tire clearance means you can use tires up to 45c for extra traction and stability in any conditions
- The Stranglehold Dropout makes it easy to fine-tune your geometry or run singlespeed
|Frame||300 Series Alpha Aluminum, tapered head tube, Control Freak internal routing, 3S chain keeper, rack and fender mounts, flat mount disc, Stranglehold dropouts|
|Fork||Checkpoint carbon, tapered alloy steerer, rack mounts, fender mounts, flat mount disc|
|Headset||FSA Integrated, sealed cartridge bearing, 1-1/8'' top, 1.5'' bottom|
Front: 12 x 100mm thru-axle
Rear: 12 x 142mm thru-axle
|Rims/Wheels||Bontrager Tubeless Ready, 28-hole, 17mm width, Presta valve|
|Hubs||Bontrager alloy, sealed bearing, Center Lock disc, Shimano/SRAM 11-speed freehub|
|Spokes||14g stainless steel, black|
|Tires||Bontrager GR1 Comp, wire bead, 60TPI, 700x40c|
|Crankset||Shimano GRX RX600|
|Bottom Bracket||Shimano RS500, 92mm, PressFit|
|Front Derailleur||Shimano GRX RX400, braze-on|
|Rear Derailleur||Shimano GRX RX400, long cage, 36T max cog|
|Cassette/Rear Cogs||Shimano Tiagra HG500, 11-34T, 10 speed|
|Shifters||Shimano GRX RX400, 10-speed|
|Handlebars||Bontrager Elite IsoZone VR-CF, alloy, 31.8mm, 93mm reach, 123mm drop|
|Tape/Grips||Bontrager Supertack Perf tape|
|Stem||Bontrager Elite, 31.8mm, Blendr compatible, 7 degree|
|Brakes||Shimano GRX hydraulic disc, flat mount, w/Shimano SM-RT70, 160mm Center Lock rotors|
|Saddle||Bontrager Montrose Comp, steel rails, 138mm width|
|Seat Post||Bontrager Comp, 6061 alloy, 27.2mm, 8mm offset, 330mm length|
* Subject to change without notice.
|Dark Aquatic / 52cm||601842334287||601519||CHE27912912C|