2025 Trek Checkmate SLR 9 AXS
The Checkmate SLR 9 AXS is our fastest and lightest gravel race bike, built to chase podiums down rowdy roads. It combines a lightweight aero design with IsoSpeed road-smoothing tech and new Gravel Race geometry that keeps you poised for the attack without eating up your energy. To keep you at the front of the pack, it's equipped with top-tier parts, like carbon wheels and SRAM's latest ergonomic RED AXS XPLR wireless drivetrain.
**Lead time: 27 - 54 days
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OVERVIEW
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SPECS
It's right for you if...
You're looking for a rig that's ready to race the most epic gravel adventures. You want a bike that delivers aerodynamics in a lightweight package, but not at the cost of your comfort. You know that the best parts are often what separates the top step from the rest, and you want carbon wheels and SRAM's new RED AXS wireless electronic drivetrain to give you the edge.
The tech you get
A lightweight and aerodynamic 800 Series OCLV Carbon frame with IsoSpeed comfort technology and plenty of mounts to carry race-day essentials. Bontrager Aeolus RSL 37V carbon wheels and a Trek Aero RSL carbon bar/stem that keep your ride light and nimble. Plus, SRAM's lightest and most ergonomic RED XPLR AXS drivetrain with wireless shifting that's built for rougher roads.
The final word
When race day matters, reach for Checkmate SLR 9 AXS. This speed-driven gravel bike is built to drop weight, boost comfort and deliver every upgrade you need to chase podiums. It combines new Gravel Race geometry with comfort-focused features, like IsoSpeed vibration-damping tech, to keep you at your prime from mile 10 to 200.
Why you'll love it
You're after a gravel bike that's made to soar straight off the starting line with Full System Foil aero tube shapes and an aero-yet-ergonomic one-piece bar/stem
Comfort isn't kicked to the side, thanks to road-smoothing IsoSpeed tech and clearance room for tyres up to 45 mm wide (as measured)
New Gravel Race geometry keeps you tucked out of the wind and poised for the attack without compromising the fit you need for comfort through long miles
Our lightest gravel bike ever, with premium 800 Series OCLV Carbon that helps you save energy by reducing road chatter
It comes equipped with plenty of mounts to add Adventure Bags and carry all your race-day essentials
*Please note â spec applies to all sizes unless listed separately
Frameset
Frame 800 Series OCLV Carbon, IsoSpeed, hidden mudguard mounts, integrated frame bag mounts, 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, 12x100 mm thru axle
Weight
Weight ML - 7.55 kg / 16.65 lbs (with TLR sealant, no tubes)
Weight limit This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 125 kg (275 lb).
E-system
Battery SRAM eTap battery pack (with charger)
Drivetrain
Shifter SRAM RED AXS E1
Rear derailleur SRAM RED XPLR eTap AXS, 46T max cog
*Crank Size: XS, S
SRAM RED XPLR, power meter, 42T, DUB wide, 165 mm length
Size: M
SRAM RED XPLR, power meter, 42T, DUB wide, 170mm length
Size: ML, L
SRAM RED XPLR, power meter, 42T, DUB wide, 172.5 mm length
Size: XL
SRAM RED XPLR, power meter, 42T, DUB wide, 175 mm length
Bottom bracket SRAM DUB, T47 threaded, internal bearing
Cassette SRAM XG-1391, 10-46T, 13-speed
Chain SRAM RED E1, 12-speed
Max. chainring size See service manual
Wheels
Wheel front Bontrager Aeolus RSL 37V, OCLV Carbon, Tubeless Ready, 37 mm rim depth, 100 x 12mm thru axle
Wheel rear Bontrager Aeolus RSL 37V, OCLV Carbon, Tubeless Ready, 37 mm rim depth, 142 x 12mm thru axle
Skewer front Bontrager Switch chamfered thru axle, removable lever
Skewer rear Bontrager Switch chamfered thru axle, removable lever
Tyre Bontrager Girona RSL GR, Tubeless-Ready, aramid bead, 220 tpi, 700x38 mm
Tyre part Bontrager TLR sealant, 180 ml/6 oz
Rim strip Bontrager TLR
Max tyre size 45 mm without mudguards
Components
*Saddle Size: XS, S
Aeolus RSL, carbon rails, 155 mm width
Size: M, ML, L, XL
Aeolus RSL, carbon rails, 145 mm width
*Seatpost Size: XS, S, M, XL
KVF aero carbon seat post, 5 mm offset, 280 mm length
Size: ML, L
KVF aero carbon seat post, 5 mm offset, 320 mm length
Size: ML, L
KVF aero carbon seat post, 5 mm offset, 320mm length
*Handlebar/stem (integrated) Size: XS
Trek Aero RSL Road integrated bar/stem, OCLV Carbon, Race Fit, 80 mm reach, 124 mm drop, 37 cm control width, 40 cm drop width, 70 mm stem length
Size: S
Trek Aero RSL Road integrated bar/stem, OCLV Carbon, Race Fit, 80 mm reach, 124 mm drop, 39 cm control width, 42 cm drop width, 80 mm stem length
Size: M
Trek Aero RSL Road integrated bar/stem, OCLV Carbon, Race Fit, 80 mm reach, 124 mm drop, 39 cm control width, 42 cm drop width, 90 mm stem length
Size: ML, L
Trek Aero RSL Road integrated bar/stem, OCLV Carbon, Race Fit, 80 mm reach, 124 mm drop, 41 cm control width, 44 cm drop width, 100 mm stem length
Size: XL
Trek Aero RSL Road integrated bar/stem, OCLV Carbon, Race Fit, 80 mm reach, 124 mm drop, 41 cm control width, 44 cm drop width, 110 mm stem length
Brake rotor SRAM Paceline X, rounded, CentreLock, 160 mm
Rotor size Max brake rotor sizes: 180mm front and rear
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.
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WIE IS ONS
Bike it is 'n Trek-fietswinkel in Hillcrest, KZN. Ons bied 'n reeks produkte van Trek-fietse, Bontrager-klere en 'n volledige dienssentrum. Op soek na iets wat jy nie op die aanlyn winkel kan kry nie, stuur vir ons 'n boodskap en ons sal help.
