The Trek Checkpoint SL 5 AXS Gen 3 2027 is the entry point into the carbon Checkpoint range — 500 Series OCLV Carbon with IsoSpeed, and SRAM Apex XPLR wireless shifting.
WHO THIS BIKE SUITS
You want a carbon gravel frame with IsoSpeed comfort, and want to save parts you can upgrade over time.
You want the road-smoothing benefit of IsoSpeed for long days in the saddle.
You want wireless SRAM shifting without paying SL 6/7 prices.
IF YOU'RE LOOKING FOR SOMETHING DIFFERENT
If carbon isn't essential, the ALR 5 gets you wireless SRAM shifting on aluminium for less. If you want a wider gear range and better wheels, the SL 6 AXS steps up considerably.
WHERE IT SITS IN THE RANGE
The SL 5 AXS is the entry point into the carbon Checkpoint range — the same IsoSpeed-equipped frame as the SL 6 and 7 AXS, with SRAM Apex XPLR keeping the price accessible.
Full Checkpoint range: ALR 3 — ALR 4 — ALR 5 — SL 6 AXS — SL 7 AXS.
HOW IT RIDES
The IsoSpeed decoupler is confirmed across multiple long-term reviews as a genuine, noticeable comfort upgrade — it lets the seat tube flex independently of the top tube, smoothing out chatter without dulling feedback from the rear tyre. Gravel Endurance geometry keeps the front end tall and the reach short, so you stay comfortable over long days without sacrificing confident handling on loose or technical ground.
THE FINAL WORD
The Trek Checkpoint SL 5 AXS Gen 3 2027 gets you onto the carbon IsoSpeed platform at the most accessible price. Come in and we'll help you decide whether this or a higher SL tier suits your riding.
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.
Frame: 500 Series OCLV Carbon, IsoSpeed, downtube storage door, hidden mudguard mounts, rack mounts, integrated frame bag mounts, RCS Universal Headset System, hidden cable routing, T47, flat mount disc, integrated chainkeeper, removable front derailleur hanger, UDH
Fork: Checkpoint full carbon, tapered carbon steerer, mudguard mounts, triple rack mounts, flat-mount disc
Headset: Trek RCS Universal Headset System, integrated, internal cable routing
Bottom bracket: SRAM DUB Wide, T47 threaded, internal bearing
Shifters: SRAM Apex XPLR AXS
Rear derailleur: SRAM Apex XPLR eTap AXS, 44T max cog
Crank: SRAM Apex 1, 40T, DUB Wide, 165 mm length
Cassette: SRAM XPLR PG-1231, 11-44, 12-speed
Chain: SRAM Apex, 12-speed
Brakeset: SRAM Apex D1 hydraulic disc, flat mount
Rotor: SRAM Paceline, rounded, CentreLock, 160 mm
Rims: Bontrager Paradigm SL, 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, Shimano 11-speed freehub, 142x12 mm thru axle
Tyres: Bontrager Girona Pro, Tubeless Ready, GR puncture protection, aramid bead, 60 tpi, 700x42 mm
Handlebar: Bontrager Elite Gravel, alloy, 40 cm width
Stem: Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 60 mm length
Saddle: Verse Short Comp, steel rails, 155 mm width
Seatpost: Bontrager carbon, 27.2 mm, 8 mm offset, 330 mm length
Personalised Bike Consultation
Not sure which model is perfect for you? Our expert team at All Ride Now in Midhurst, West Sussex is here to help you choose with confidence.
- Will you be riding mainly on or off-road?
- Do you prefer an upright or sportier riding position?
- Are you looking for longer range, lighter weight, or a more comfortable feel?
Through a friendly consultation – in-store, by phone, live chat or email – we’ll help you narrow down your options and find the bike that best fits your needs.
