Trek Checkpoint SL 6 AXS Gen 3 Gravel Bike - White Prismatic 2025
The Trek Checkpoint SL 6 AXS Gen 3 is the ultimate carbon gravel bike designed for adventurous rides. Featuring a lightweight carbon frame with comfort-oriented Gravel Endurance geometry, it accommodates wide 50 mm tyres for rugged terrain. Equipped with ample frame and fork mounts, this bike is ideal for carrying gear on your journeys. Thanks to IsoSpeed frame technology, it absorbs road vibrations, ensuring a smooth ride over bumps and potholes. Its powered by a SRAM Rival AXS wireless 12-speed group set, making it ready for any challenge. Get ready to explore beyond the beaten path!
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
- You get crisp and clean shifts from the upgraded SRAM Rival AXS wireless electronic 12-speed drivetrain
- 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
- Compatible with a dropper post (all frame sizes) and a suspension fork (all sizes except XS)
Features
- IsoSpeed comfort tech: IsoSpeed comfort tech smooths pot holes and fatiguing bumps in the road so you can ride stronger for longer.
- New Gravel Endurance geometry: A new confident and comfortable Gravel Endurance geometry puts you in a more relaxed upright riding position so you can stay comfortable on even your most epic adventures.
- Big ol tyre clearance: Roll over the rough stuff with room to fit gravel tyres up to 50 mm wide (as measured).
- Bigger in-frame storage: More internal frame storage and a bigger storage door lets you fit all your flat tools inside your bike so you're always ready for whatever the gravel road throws at you.
- Mounts galore: The new Checkpoint SL is equipped to carry everything you need with mounts on the frame and fork for front and rear racks, mudguards and Adventure Top Tube, Frame and Triangle Bags. Plus, the new frame has been optimised to fit extra hydration in addition to all your bags.
- Suspension fork and dropper post compatible: The Checkpoint SL is now compatible with dropper posts and suspension forks with up to 40 mm of travel so you can send it on chunkier gravel and steeper descents.
Specification
| 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 | 40 mm (XS: compatible with rigid fork only) See Checkpoint SL Gen 3 FAQ for compatible options |
| Weight | ML - 9.40 kg / 20.73 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). |
| Battery | SRAM eTap battery pack (with charger) |
| Shifter | Size: XS, S, M, ML, L, XL
|
| Rear derailleur | SRAM Rival XPLR eTap AXS, 44T max cog |
| Crank | Size: XS, S SRAM Rival, 40T, DUB Wide, 165 mm length Size: M SRAM Rival, 40T, DUB Wide, 170 mm length Size: ML, L SRAM Rival, 40T, DUB Wide, 172.5 mm length Size: XL SRAM Rival, 40T, DUB Wide, 175 mm length |
| Bottom bracket | SRAM DUB, T47 threaded, internal bearing |
| Cassette | SRAM XG-1251, 10-44, 12-speed |
| Chain | SRAM Rival, 12-speed |
| Max. chainring size | 1x:44 2x: 46/30 |
| Wheel front | Bontrager Paradigm Comp 25, Tubeless Ready, 25 mm rim width, 100x12 mm thru axle |
| Wheel rear | Bontrager Paradigm Comp 25, Tubeless Ready, 25 mm rim width, SRAM XD-R 12-speed freehub, 142x12 thru axle |
| Skewer front | Bontrager Switch chamfered thru axle, removable lever |
| Skewer rear | Bontrager Switch chamfered thru axle, removable lever |
| Rim | Bontrager Paradigm Comp 25, Tubeless-Ready, 25 mm rim width |
| 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 |
| Saddle | Bontrager Verse P3, steel rails |
| 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 Pro, 31.8 mm, Blendr-compatible, 7-degree, 60 mm length Size: S Bontrager Pro, 31.8 mm, Blendr-compatible, 7-degree, 70 mm length Size: M, ML Bontrager Pro, 31.8 mm, Blendr-compatible, 7-degree, 80 mm length Size: L Bontrager Pro, 31.8 mm, Blendr-compatible, 7-degree, 90 mm length Size: XL Bontrager Pro, 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 |
Sizing
| Size | Rider Height | Inseam |
|---|---|---|
| XS (49cm) | 143 - 158 cm 4'8" - 5'2" | 67 - 74 cm 26" - 29" |
| S (49-52cm) | 158 - 162 cm 5'2" - 5'4" | 74 - 76 cm 29" - 30" |
| M (52-54cm) | 162 - 173 cm 5'4" - 5'8" | 76 - 81 cm 30" - 32" |
| ML (56cm) | 173 - 179 cm 5'8" - 5'10" | 81 - 84 cm 32" - 33" |
| L (58cm) | 179 - 188 cm 5'10" - 6'2" | 84 - 88 cm 33" - 35" |
| XL (61cm) | 188 - 213 cm 6'2" - 7'0" | 88 - 100 cm 35" - 39" |
