The Trek Checkmate SLR 9 AXS 2027 is Trek's flagship gravel race bike — 800 Series OCLV Carbon, Full System Foil aero shaping, and SRAM RED XPLR AXS with a power meter, no compromises.
WHO THIS BIKE SUITS
You want SRAM's absolute best gravel groupset.
You want the lightest, fastest gravel race bike Trek makes.
You've decided on a dedicated race platform, not an adventure/bikepacking bike.
IF YOU'RE LOOKING FOR SOMETHING DIFFERENT
If Force-tier shifting covers what you need, the SLR 7 AXS gives you the identical frame for considerably less. If you want a more relaxed, adventure-focused gravel bike, look at the Checkpoint range instead.
WHERE IT SITS IN THE RANGE
The SLR 9 AXS is the top of the Checkmate range — identical race-focused 800 Series carbon frame as the SLR 7 AXS, with SRAM's flagship RED XPLR AXS groupset and deeper Aeolus RSL wheels as the standout upgrades.
Full Checkmate range: SLR 7 AXS.
HOW IT RIDES
Race-focused speed
Checkmate is Trek's lightest gravel bike ever, and independent testing backs that up — Trek claims it's 5 minutes 54 seconds faster than the outgoing Checkpoint SLR over the 200-mile Unbound course at a constant 200 watts, and reviewers consistently confirm it as one of the lightest gravel race bikes they've tested, around a pound lighter than an equivalent Checkpoint SLR build. The same Full System Foil aero tube shaping from the Madone Gen 8 carries over here.
IsoSpeed comfort, race geometry
Checkmate keeps Trek's IsoSpeed decoupler for comfort, but the Gravel Race geometry puts you in a noticeably more aggressive, road-bike-like position than the adventure-focused Checkpoint — low stack, tucked and aero on the hoods. Reviewers note it's genuinely race-rigid, with IsoSpeed taking the edge off surface chatter without dulling the responsive, confident feel through corners that a race bike needs.
Drivetrain
SRAM RED XPLR AXS is SRAM's best gravel groupset — wireless, with a power meter included, and reviewers consistently rate the shift quality as a genuine step up over Force-tier.
THE FINAL WORD
The Trek Checkmate SLR 9 AXS 2027 is as fast and as light as Trek's gravel range gets. Come in and we'll help you weigh this against the SLR 7 AXS below it.
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: 800 Series OCLV Carbon, IsoSpeed, hidden mudguard mounts, integrated frame bag mounts, RCS Race Headset System, invisible cable routing, T47, flat-mount disc, integrated chainkeeper, removable FD hanger, UDH, 142x12 mm chamfered thru axle
Fork: Checkmate SLR full carbon, tapered carbon steerer, hidden mudguard mounts, flat-mount disc
Headset: Trek RCS Race Headset System, integrated, internal cable routing
Bottom bracket: SRAM DUB Wide, T47 threaded, internal bearing
Shifters: SRAM RED XPLR AXS
Rear derailleur: SRAM RED XPLR eTap AXS, 46T max cog
Crank: SRAM RED XPLR E1 with power meter, 42T, DUB Wide, 160 mm (XS/S), 170 mm (M/ML), 172.5 mm (L/XL) length
Cassette: SRAM XG-1391, 10-46, 13-speed
Chain: SRAM RED E1, 12/13-speed
Brakeset: SRAM RED eTap AXS HRD, hydraulic disc
Rotor: SRAM Paceline X, rounded, CentreLock, 160 mm
Wheels: Bontrager Aeolus RSL 37V
Tyres: Bontrager Girona RSL, Tubeless Ready, GR puncture protection, aramid bead, 220 tpi, 700x42 mm
Handlebar: Trek Aero RSL Road integrated bar/stem, OCLV Carbon, Race Fit, 80 mm reach, 124 mm drop
Saddle: Aeolus RSL AirLoom, carbon rails, 145 mm width
Seatpost: KVF aero carbon seat post, 5 mm offset, 280 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.
