Trek Checkmate SLR 8 AXS Gravel Bike 2025 in Matte Hex Blue/Plasma Grey

The Checkmate SLR 8 AXS is a carbon gravel race bike built to toe the line and kick up dust on the long and rough road. To deliver the performance that you crave on race day, the Checkmate combines a lightweight aero design with IsoSpeed and new Gravel Race geometry that keeps you poised for the attack without eating up your energy. It’s topped off with a 1×12 previous-generation SRAM RED XPLR AXS wireless drivetrain, carbon wheels and Trek Aero RSL bar/stem for a lightweight build.

You want to test your mettle at gravel racing’s most epic events. You need a bike that delivers aerodynamics and light weight, but not at the cost of your comfort. Performance matters to you, and you want performance components to elevate your ride, like a previous-generation SRAM RED XPLR AXS wireless electronic drivetrain.

A lightweight and aerodynamic 800 Series OCLV Carbon frame with IsoSpeed comfort technology and plenty of mounts to carry race-day essentials. Bontrager Aeolus Pro 3V carbon wheels and a Trek Aero RSL carbon bar/stem that keep your ride light and nimble. Plus, a previous-generation 1×12 SRAM RED XPLR AXS drivetrain with wireless shifting that’s built for rougher roads.

If gravel race days are in your future, reach for Checkmate SLR 8 AXS. This lightweight gravel race rig is built to kick up dust on the long road, and deliver aero gains and comfort on the way. It combines new Gravel Race geometry with comfort-focused features, like IsoSpeed vibration-damping tech, to keep you at your prime from start to finish line.

Outfit your bike with either a Trek Adventure Frame Bag or a Trek Adventure Triangle Bag (full sizing information can be found on bag pages).

Key Features & Benefits:

• 800 Series OCLV Carbon frame:Helps you save energy by reducing road chatter
• SRAM RED XPLR AXS Wireless 12-Speed Drivetrain:With wireless shifting that’s built for rougher roads.
• New Gravel Race geometry with Comfort-focused Features:Including IsoSpeed vibration-damping tech, to keep you at your prime from mile 10 to 200.

Full Specification:

• 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, 142×12 mm chamfered thru axle
• Fork:Checkmate SLR full carbon, tapered carbon steerer, hidden mudguard mounts, flat-mount disc, 12×100 mm thru axle
• Number of Gears:12
• Gear Shifters:SRAM RED eTap AXS, 12-speed
• Chainset:SRAM RED AXS, power meter, 40T, DUB, XS/S: 165mm, M: 170mm, ML/L/XL: 172.5mm
• Chainrings:40T
• Rear Cassette:SRAM XG-1271, 10-44, 12-speed
• Chain:SRAM RED D1, 12-speed
• Front Derailleur:N/A
• Rear Derailleur:SRAM RED XPLR eTap AXS, 44T max cog
• Bottom Bracket:SRAM DUB, T47 threaded, internal bearing
• Pedals:Not supplied:Shop pedals here
• Front Wheel:Bontrager Aeolus Pro 37V, OCLV Next Carbon, Tubeless Ready, 37 mm rim depth, 100 x 12 mm thru axle
• Rear Wheel:Bontrager Aeolus Pro 37V, OCLV Next Carbon, Tubeless Ready, 37 mm rim depth, SRAM XD-R driver, 142×12 mm thru axle
• Front Tyre:Bontrager Girona RSL GR, Tubeless-Ready, aramid bead, 220 tpi, 700×38 mm
• Rear Tyre:Bontrager Girona RSL GR, Tubeless-Ready, aramid bead, 220 tpi, 700×38 mm
• Brakes:SRAM RED AXS hydraulic disc, SRAM CentreLine X rotors, CentreLock, round edge, 160 mm
• Handlebars:Trek Aero RSL Road integrated bar/stem, OCLV Carbon, Race Fit, 80 mm reach, 124 mm drop, XS: 37cm control width, 40cm drop width, S/M: 39cm control width, 42cm drop width, ML/L/XL: 41cm control width, 44cm drop width
• Handlebar Tape:Bontrager Supertack Perf tape
• Headset:Integrated
• Stem:Trek Aero RSL Road integrated bar/stem, XS: 70mm, S: 80mm, M: 90mm, ML/L: 100mm, XL: 110mm
• Saddle:Bontrager Aeolus Pro, carbon rails, XS/S: 155 mm width, M/ML/L/XL: 145mm width
• Seatpost:KVF aero carbon seat post, 5 mm offset, XS/S/M: 280 mm length, ML/L/XL: 320 mm length
• Accessories:SRAM eTap battery pack (with charger)
• Weight:ML – 8.00 kg/17.64 lb (with TLR sealant, no tubes)