2025 Trek Checkpoint SL 5 AXS Gen 3- Trek Black/ Matte Carbon Smoke
The Checkpoint SL 5 AXS Gen 3 is an adventure-ready carbon gravel bike built to roll into the distant horizon. Its lightweight carbon frame is designed with comfort-focused geometry, room for beefy 50 mm tyres (as measured), and plenty of frame and fork mounts. Plus, IsoSpeed comfort technology helps soak up jarring road vibrations, helping you float over chatter and potholes. It comes equipped with a wireless 12-speed SRAM Apex XPLR AXS drivetrain to deliver plenty of gears for exploring the dusty road.
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OVERVIEW
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SPECS
It's right for you if...
You want a carbon gravel bike for exploring the beyond, and want to save on parts you can upgrade over time. You want the gravel-smoothing benefits of IsoSpeed tech that soaks up chatter from below so you can ride stronger for longer and plenty of mounts to carry all your gear and hydration.
The tech you get
A 500 Series OCLV Carbon frame with a carbon fork, internal downtube storage, frame and fork mounts, and clearance for 50 mm tyres (as measured). A 12-speed 1x SRAM Apex XPLR AXS fully wireless drivetrain, hydraulic disc brakes, carbon seat post, and Tubeless Ready Bontrager Paradigm SL wheels with 42 mm tyres.
The final word
When you're ready to load up and explore the road less travelled, reach for the Checkpoint SL 5 AXS Gen 3. This capable and comfortable gravel bike balances price and performance with a blend of components that deliver reliably and a frame that's packed with road-smoothing features.
Why you'll love it
The Checkpoint's Gravel Endurance geometry lets you sit higher up and features a shorter reach to keep you comfortable on all-day gravel adventures, light singletrack, bike-packing trips and more
Road-smoothing IsoSpeed comfort tech soaks up vibration from rough surfaces to keep you feeling fresher for longer
A SRAM Apex XPLR AXS 12-speed drivetrain offers precise, fully wireless shifting that's made for the roughest roads
Clearance for 50 mm tyres (as measured) means that you can add extra traction and cushion for rowdy gravel roads
You can haul it all with large internal frame storage and mounts galore on the frame and fork for hydration, front and rear racks, mudguards and Adventure Bags that were designed to perfectly fit the Checkpoint
Dropper post and suspension fork compatible (except size XS)
*Please note – spec applies to all sizes unless listed separately
Frameset
Frame 500 Series OCLV Carbon, IsoSpeed, downtube storage door, hidden mudguard mounts, rack mounts, integrated frame bag mounts, invisible cable routing, T47, flat-mount disc, integrated chainkeeper, removable FD hanger, UDH, 142x12 mm chamfered thru axle
Fork Checkpoint full carbon, tapered carbon steerer, fender mounts, triple rack mounts, flat mount disc, 12x100mm chamfered thru axle
Max compatible fork travel 40mm (XS: compatible with rigid fork only)
Weight
Weight ML - 9.50 kg / 20.95 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 Size: XS, S, M, ML, L, XL
SRAM Apex, 12-speed
Size: XS, S, M, ML, L, XL
SRAM Apex AXS, 12-speed
Size: XS, S, M, ML, L, XL
SRAM Apex AXS, 12 speed
Size: XS, S, M, ML, L, XL
SRAM Apex, 12 speed
Rear derailleur SRAM Apex XPLR eTap AXS, 44T max cog
*Crank Size: XS, S
SRAM Apex 1, 40T, DUB Wide, 165 mm length
Size: M
SRAM Apex 1, 40T, DUB Wide, 170 mm length
Size: ML, L
SRAM Apex 1, 40T, DUB Wide, 172.5 mm length
Size: XL
SRAM Apex 1, 40T, DUB Wide, 175 mm length
Bottom bracket SRAM DUB, T47 threaded, internal bearing
Cassette SRAM XPLR PG-1231, 11-44, 12-speed
Chain SRAM Apex, 12-speed
Max. chainring size 1x:44 2x: 46/30
Wheels
Wheel front Bontrager Paradigm SL TLR rim with CL-712 100x12mm Centerlock Disc hub, 24H, Black spokes and nipples
Wheel rear Bontrager Paradigm SL TLR rim with CL-712 142x12mm Centerlock Disc hub, 24H, Black spokes and nipples
Skewer front Bontrager Switch chamfered thru axle, removable lever
Skewer rear Bontrager Switch chamfered thru axle, removable lever
Tyre Bontrager Girona RSL, Tubeless Ready, GR puncture protection, aramid bead, 220 tpi, 700x42 mm
Tyre part Bontrager TLR sealant, 180 ml/6 oz
Rim strip Bontrager TLR
Max tyre size 50 mm without mudguards, 42 mm with mudguards
Components
*Saddle Size: XS, S
Verse Short Comp, steel rails, 155 mm width
Size: M, ML, L, XL
Verse Short Comp, steel rails, 145 mm width
Seatpost Bontrager carbon, 27.2 mm, 8 mm offset, 330 mm length
*Handlebar Size: XS
Bontrager Elite Gravel, alloy, 40 cm width
Size: S, M
Bontrager Elite Gravel, alloy, 42 cm width
Size: ML, L
Bontrager Elite Gravel, alloy, 44 cm width
Size: XL
Bontrager Elite Gravel, alloy, 46 cm width
Handlebar tape Bontrager Supertack Perf tape
*Stem Size: XS
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 60 mm length
Size: S
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 70 mm length
Size: M, ML
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 80 mm length
Size: L
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 90 mm length
Size: XL
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 100 mm length
Brake rotor SRAM Paceline, rounded, CentreLock, 160 mm
Rotor size Max brake rotor sizes: 180mm front and rear
Accessories
Bag Bontrager BITS Internal Frame Storage Bag
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.
Shipping
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Refunds
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We offer a range of the highest quality cycling products from Trek bikes, Giant bikes, Scott bikes, Bontrager & Oakley apparel, and a full service centre. Our aim is to offer the highest quality cycling products paired with the best advice.
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