It's right for you if...

You want to make the jump into the wide world of gravel and also want a fully capable bike for tackling century rides and the daily commute, too. Checkpoint ALR 4 is your ticket to turning every ride into an adventure.

The tech you get

A responsive 300 Series Alpha Aluminum frame, hidden cables that won't interfere with bags, integrated rack, fender, 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 GR1 Team Issue 700x40c gravel tires for added comfort and traction.

The final word

If you're ready to start exploring every road while taking on the daily grind, Checkpoint ALR 4 is your wallet-friendly ride. Versatility is the name of the game and a durable alloy frame, mounts for all kinds of accessories, and wide tires make for comfort and customization wherever the road, or lack thereof takes you.

Why you'll love it

1. The durable and capable 300 Series Alpha Aluminum frame makes for a fun, stable, and responsive ride
2. You get serious versatility that's suited for a wide variety of ride styles, from gravel and bikepacking to daily commutes
3. Massive tire clearance means you can use tires up to 45c for extra traction and stability in any conditions
4. Fork, top tube, and integrated frame mounts make it easy to carry gear and water
5. Powerful mechanical disc brakes make stopping in all conditions easy

SPECIFICATIONS

*Please note - spec applies to all sizes unless listed separately


Frameset
Frame 300 Series Alpha Aluminum, tapered head tube, Internal cable routing, 3S chain keeper, T47 BB, rack and fender mounts, integrated frame bag mounts, flat mount disc, 142x12mm thru axle
Fork Checkpoint, full carbon, tapered carbon steerer, rack mounts, fender mounts, flat mount disc, 12x100mm thru axle

Wheels
Hub front Bontrager alloy, sealed bearing, CenterLock disc, 100x12 mm thru axle
Skewer front Bontrager Switch thru axle, removable lever
Hub rear Bontrager alloy, sealed bearing, CenterLock disc, Shimano 11-speed freehub, 142x12 mm thru axle
Skewer rear Bontrager Switch thru axle, removable lever
*Rim Size: 49, 52, 54, 56, 58, 61
Bontrager Paradigm, Tubeless Ready, 24-hole, 21mm width, Presta valve
Size: 49, 52, 54, 56, 58, 61
Bontrager Paradigm SL, Tubeless Ready, 24-hole, 21 mm width, Presta valve
Spokes 14g stainless steel, black
Tire Bontrager GR1 Team Issue, Tubeless Ready, Inner Strength casing, aramid bead, 120 tpi, 700x40c
Tire part Bontrager TLR sealant, 180 ml/6 oz
Rim strip Bontrager Aeolus XXX rim strip
Max tire size 700x45mm / 650x2.10"

Drivetrain
Shifter SRAM Apex, 11 speed
Rear derailleur SRAM Apex 1, long cage, 42T max cog
*Crank Size: 49
SRAM Apex 1, 40T, DUB Wide, 165mm length
Size: 52
SRAM Apex 1, 40T, DUB Wide, 170mm length
Size: 54, 56
SRAM Apex 1, 40T, DUB Wide, 172.5mm length
Size: 58, 61
SRAM Apex 1, 40T, DUB Wide, 175mm length
Bottom bracket SRAM DUB, T47 threaded, internal bearing
Cassette SRAM PG-1130, 11-42, 11 speed
Chain SRAM PC-1130, 11 speed
Max chainring size 1x: 44T, 2x: 50/34

Components
*Saddle Size: 49, 52
Bontrager P3 Verse Comp, steel rails, 155 mm width
Size: 54, 56, 58, 61
Bontrager P3 Verse Comp, steel rails, 145 mm width
Seatpost Bontrager alloy, 27.2mm, 12mm offset, 330mm length
*Handlebar Size: 49
Bontrager Elite Gravel, 38 cm width
Size: 52
Bontrager Elite Gravel, 40 cm width
Size: 54, 56
Bontrager Elite Gravel, 42 cm width
Size: 58, 61
Bontrager Elite Gravel, 44 cm width
Handlebar tape Bontrager Supertack Perf tape
*Stem Size: 49
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 70 mm length
Size: 52, 54
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 80 mm length
Size: 56, 58
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 90 mm length
Size: 61
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 100 mm length
Brake Tektro C550 mechanical disc brake, dual piston, flat mount
Brake rotor Tektro, centerlock, 160mm
Rotor size Max brake rotor sizes: 160mm front & rear

Weight
Weight 56 - 9.80 kg / 21.61 lbs (with TLR sealant, no tubes)
Weight limit This bike has a maximum total weight limit (combined weight of bicycle, rider, and cargo) of 300 pounds (136 kg).

We reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colors, materials, and pricing. Due to supply chain issues, compatible parts may be substituted at any time without notice.

Bike and frame weights are based off pre-production painted frames at time of publication. Weights may vary in final production.