Checkpoint ALR 4 is the best value gravel bike in the line-up. 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. Loads 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.

Key Features

• 300 Series Alpha Aluminium Frame: Makes for a fun, stable and responsive ride.
• Fork, Top Tube and Integrated Frame Mounts: Make it easy to carry gear and water.
• Massive tyre clearance: You can use tyres up to 45c for extra traction and stability in any condition.

• Frame: 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
• Fork: Trek Checkpoint, full carbon, tapered carbon steerer, rack mounts, fender mounts, flat mount disc, 12x100mm thru axle
• Gear Shifters: SRAM Apex, 11-speed
• Chainset: SRAM Apex 1, 40T, DUB Wide, 165 - 175 mm length
• Rear Cassette: SRAM PG-1130, 11-42, 11-speed
• Chain: SRAM PC-1130, 11-speed
• Front Derailleur: N/A
• Rear Derailleur: SRAM Apex 1, long cage, 42T max cog
• Bottom Bracket: SRAM DUB, T47 threaded, internal bearing
• Pedals: Not supplied
• Rims: Bontrager Paradigm, Tubeless Ready, 24-hole, 21 mm width, Presta valve
• Front Hub: Bontrager alloy, sealed bearing, CenterLock disc, 100x12 mm thru axle
• Rear Hub: Bontrager alloy, sealed bearing, CenterLock disc, SRAM 11-speed freehub, 142x12 mm thru axle
• Tyres: Bontrager GR1 Team Issue, Tubeless Ready, Inner Strength casing, aramid bead, 120 tpi, 700 x 40 c
• Brakes: Tektro C550 mechanical disc brake, dual piston, flat mount
• Handlebars: Bontrager Elite Gravel, 38 - 44 cm width
• Handlebar Tape: Bontrager Supertack Perf tape
• Stem: Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 70 - 100 mm length
• Saddle: Verse Comp, steel rails, 155 - 145 mm width
• Seatpost: Bontrager alloy, 27.2 mm, 12 mm offset, 330 mm length
• Accessories: N/A
• Weight: 56 - 9.80 kg / 21.61 lbs (with TLR sealant, no tubes)

 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, colours, materials and pricing. Due to supply chain issues, compatible parts may be substituted at any time without notice.

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