Checkpoint SL 6 AXS Gen 3 is a carbon gravel bike ready for far-out adventures. Its lightweight carbon frame is designed with comfort-focused Gravel Endurance geometry, clearance for beefy 50mm tires (as measured), and plenty of frame and fork mounts. Plus, IsoSpeed frame technology helps soak up jarring road vibrations, so you can you float over chatter and potholes. It's ready to cut loose with a SRAM Rival AXS E1 wireless 13-speed groupset

Frame & Fork

• Frame: 500 Series OCLV Carbon

  • IsoSpeed decoupler

  • Downtube storage door

  • Hidden fender & rack mounts

  • Integrated frame bag mounts

  • RCS Headset System (internal, invisible cable routing)

  • T47 threaded BB

  • Flat mount disc

  • Integrated chainkeeper

  • Removable FD hanger

  • UDH derailleur hanger

  • 142x12 mm chamfered thru axle

• Fork: Trek Checkpoint full carbon

  • Tapered steerer

  • Rack & fender mounts

  • Flat mount disc

  • 12x100 mm thru axle

Weight

• Complete bike (ML): 9.49 kg / 20.93 lbs (tubeless sealant, no tubes)

• Max system weight: 125 kg / 275 lbs (bike + rider + cargo)

Electronic System

• Battery: SRAM AXS rechargeable battery pack (with charger)

Drivetrain

• Shifters: SRAM Rival AXS, 13-speed

• Rear Derailleur: SRAM Rival XPLR AXS (max cog: 46T)

• Crankset: SRAM Rival XPLR, 40T, DUB Wide

  • XS/S → 165mm

  • M → 170mm

  • ML/L → 172.5mm

  • XL → 175mm

• Bottom Bracket: SRAM DUB Wide, T47 threaded

• Cassette: SRAM Rival XPLR XG-1351, 10–46, 13-speed

• Chain: SRAM Rival E1, 12/13-speed compatible

• Max Chainring Sizes:

  • 1x: 44T

  • 2x: 46/30

Wheels & Tires

• Front Wheel: Bontrager Paradigm Comp 25, TLR, 25mm internal, 100x12mm thru axle

• Rear Wheel: Bontrager Paradigm Comp 25, TLR, 25mm internal, SRAM XD-R, 142x12mm thru axle

• Axles: Bontrager Switch chamfered thru axles (rear with removable lever)

• Tires: Bontrager Girona Pro, TLR, GR puncture protection, 700x42mm

• Sealant: Bontrager TLR, 180ml (6oz)

• Rim Strips: Bontrager TLR

• Max Tire Clearance:

  • 50mm without fenders

  • 42mm with fenders (measured)

Cockpit & Components

• Saddle: Bontrager Verse Short Comp, steel rails, 145mm

• Seatpost: Bontrager carbon, 27.2mm, 8mm offset, 330mm

• Handlebars: Bontrager Elite Gravel, alloy

  • XS/S → 40cm

  • M/ML → 42cm

  • L → 44cm

  • XL → 46cm

• Tape: Bontrager Supertack Perf

• Stem: Bontrager Pro, 31.8mm, Blendr compatible, ±7°

  • XS → 70mm

  • S/M → 80mm

  • ML/L → 90mm

  • XL → 100mm

• Rotors: SRAM Paceline, rounded, centerlock, 160mm

• Max Rotor Size: 180mm front & rear