2026 Trek Checkmate SLR 9 AXS | Gravel Bike

The 2026 Trek Checkmate SLR 9 AXS represents the pinnacle of Trek’s gravel engineering. Built on the ultra light, ultra stiff SLR carbon chassis, this bike is designed for maximum speed, precision handling and all day efficiency on the most demanding gravel courses. Its advanced carbon layup smooths vibration while maintaining explosive responsiveness, giving you race winning control on rough terrain.

Equipped with SRAM’s flagship AXS wireless drivetrain, shifting is instantaneous and flawless under load, allowing you to focus fully on the ride. Premium carbon wheels, race level components and a fully integrated cockpit complete a setup worthy of elite gravel racers and high performance endurance riders.

Whether you’re chasing podiums, powering through high pace group rides or exploring long backcountry routes, the Checkmate SLR 9 AXS delivers uncompromising performance, stability and comfort. This is Trek’s fastest and most refined gravel platform ever.

Backed by the confidence of purchasing from an approved online Trek store.

OVERVIEW

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.

SPECS

*Please note – spec applies to all sizes unless listed separately

Frame: 800 Series OCLV Carbon, IsoSpeed, hidden mudguard mounts, integrated frame bag mounts, RCS 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, 12x100 mm thru axle

Weight: ML – 7.55 kg/16.65 lb (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).

Battery: SRAM AXS battery pack (with charger)

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: Size: XS, S, M, ML, L, XL

SRAM DUB, T47 threaded, internal bearing

Size: XS, S, M, ML, L, XL

SRAM DUB Wide, T47 threaded, internal bearing
Cassette: SRAM XG-1391, 10-46T, 13-speed
Chain: SRAM RED E1, 12/13-speed
Max. chainring size: See service manual

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
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, 38 mm with mudguards (as measured, see manual for details)

*Saddle: Size: XS, S

Aeolus RSL, carbon rails, 155 mm width

Size: M, ML, L, XL
Aeolus RSL, carbon rails, 145 mm width
Seatpost: KVF aero carbon seat post, 5 mm offset, 280 mm 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
Handlebar tape: Trek EcoTack
Brake rotor: SRAM Paceline X, rounded, CentreLock, 160 mm
Rotor size: Max brake rotor sizes: 180 mm 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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