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Service manual
Time to bust out the repair stand for some maintenance? Find a detailed breakdown of your bike with part numbers, torque values, and platform-specific tech instructions below.
Get it hereCheckpoint-ready accessories
Gear up for adventure with pedals, bags, bottles, and more — all compatible with Checkpoint.
Shop nowHow to ride gravel
Gravel riding is all about having fun and exploring off the beaten path. Wear what you want, ride what you want, but make sure you know the essentials before getting out there.
See the guideProduct features
Mounts galore
The new Checkpoint ALR is equipped to carry everything you need with mounts on the frame and fork for front and rear racks, fenders, and Adventure Top Tube, Frame, and Triangle Bags. Plus, the new frame was optimized to fit extra hydration in addition to all your bags.
Gravel Endurance geometry
Designed with Gravel Endurance geometry with a higher stack and shorter reach for improved comfort and control on long days in the saddle.
Big 'ol tire clearance
Designed with 50mm (or 29 x 2.0)* tire clearance for more grip and comfort on challenging terrain.
*As measured
Suspension fork and dropper post compatible
Compatible with a suspension fork* and dropper post for riders tackling technical descents or seeking more aggressive off-road performance.
*Available on all sizes except XS frames
Checkpoint-ready accessories
Gear up for adventure with pedals, bags, bottles, and more — all compatible with Checkpoint.
Shop now300 Series Alpha Aluminum
Trek’s premium-grade aluminum is hydroformed into size-specific tubes that provide the perfect balance of stiffness and weight.
Learn moreGravel Specific Tires
Wider gravel-specific tires provide better traction and more stability while riding on gravel or dirt tracks.
Flat Mount disc brakes
All-new Flat Mount disc brakes are more elegant, lighter, smaller, and cleaner than traditional disc brakes, providing superior performance and stopping power under harsh conditions.
Tubeless Ready rims
Bontrager TLR (Tubeless Ready) Road is the first fully integrated tubeless system for road wheels. When you go tubeless with TLR, you can run lower tire pressure for increased traction and comfort without the threat of pinch flats.
Blendr-compatible stem
Bontrager Blendr stem technology lets you clip your gear directly to the stem for clean looks, maximum user friendliness.
| Frame | 300 Series Alpha Aluminum, Internal cable routing, 3S chain keeper, T47, UDH, rack and fender mounts, integrated frame bag mounts, flat mount disc, 142x12mm chamfered thru axle |
|---|---|
| Fork | Trek Checkpoint, full carbon, tapered steerer, rack mounts, fender mounts, flat mount disc, 12x100mm thru axle |
| Weight | ML - 10.40 kg / 22.93 lbs (with TLR sealant, no tubes) |
|---|---|
| Weight limit | This bike has a maximum total weight limit (combined weight of bicycle, rider, and cargo) of 275 pounds (125 kg). |
| Shifter | Shimano CUES U6030, 11 speed |
|---|---|
| Rear derailleur | Shimano CUES U8000 GS |
| *Crank |
Size:
XS, S Shimano CUES FCU60301 , 40T ring, 165mm length |
|
Size:
M, ML Shimano CUES FCU60301 , 40T ring, 170mm length |
|
|
Size:
L, XL Shimano CUES FCU60301 , 40T ring, 172.5mm length |
|
| Bottom bracket | Praxis, T47 threaded, internal bearing |
| Cassette | Shimano CUES LG700, LINKGLIDE, 11-50, 11 speed |
| Chain | Shimano LG500, 9/10/11 speed |
| Max chainring size | 1x:44 2x: 46/30 |
| Hub front | Bontrager alloy, sealed bearing, centerlock disc, 100x12mm thru axle |
|---|---|
| Skewer front | Bontrager Switch chamfered thru axle, removable lever |
| Hub rear | Bontrager alloy, sealed bearing, centerlock disc, Shimano 11-speed freehub, 142x12mm thru axle |
| Skewer rear | Bontrager Switch chamfered thru axle, removable lever |
| Rim | Bontrager Paradigm 23, Tubeless Ready, 24-hole, 23mm width, Presta valve |
| Spokes | 14g stainless steel, black |
| Tire | Bontrager Girona Pro, Tubeless Ready, GR puncture protection, aramid bead, 60 tpi, 700x42mm |
| Tire part | Bontrager TLR sealant, 6oz |
| Max tire size | 50mm without fenders, 42mm with fenders (as measured, see manual for details) |
| Saddle | Verse Short Comp, steel rails, 145mm width |
|---|---|
| Seatpost | Bontrager alloy, 27.2mm, 12mm offset, 330mm length |
| *Handlebar |
Size:
XS, S Bontrager Elite Gravel, alloy, 40cm width |
|
Size:
M, ML Bontrager Elite Gravel, alloy, 42cm width |
|
|
Size:
L Bontrager Elite Gravel, alloy, 44cm width |
|
|
Size:
XL Bontrager Elite Gravel, alloy, 46cm width |
|
| Handlebar tape | Bontrager Supertack Perf tape |
| *Stem |
Size:
XS Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 70mm length |
|
Size:
S, M Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 80mm length |
|
|
Size:
ML, L Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 90mm length |
|
|
Size:
XL Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 100mm length |
|
| *Brake |
Size:
XS, S, M, ML, L, XL Shimano CUES hydraulic disc, flat mount |
|
Size:
XS, S, M, ML, L, XL Shimano CUES U6030 |
|
| Brake rotor | Shimano RT54, centerlock, 160mm |
| Rotor size | Max brake rotor sizes: 180mm front & rear |