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Service manual
Time to get 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 track. 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, 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.
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 tyre clearance
Designed with 50 mm (or 29 x 2.0)* tyre 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 Aluminium
Trek’s premium-grade aluminium is hydroformed into size-specific tubes that provide the perfect balance of stiffness and weight.
Learn moreGravel Specific Tyres
Wider gravel-specific tyres 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 tyre 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 and maximum user friendliness.
| Frame | 300 Series Alpha Aluminium, Internal cable routing, 3S chain keeper, T47, UDH, rack and mudguard mounts, integrated frame bag mounts, flat-mount disc, 142x12 mm chamfered thru axle |
|---|---|
| Fork | Trek Checkpoint, full carbon, tapered steerer, rack mounts, fender mounts, flat mount disc, 12x100mm thru axle |
| Weight | ML - 10.41 kg / 22.96 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). |
| Shifter | Shimano CUES 10 Speed Right STU303010R |
|---|---|
| Rear derailleur | Shimano CUES U6000 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 LG300, LINKGLIDE, 11-48, 10-speed |
| Chain | Shimano LG500 |
| Max. chainring size | 1x:44 2x: 46/30 |
| Hub front | Bontrager alloy, sealed bearing, CentreLock disc, 100x12 mm thru axle |
|---|---|
| Skewer front | Bontrager Switch chamfered thru axle, removable lever |
| Hub rear | Bontrager alloy, sealed bearing, CentreLock disc, Shimano 11-speed freehub, 142x12 mm thru axle |
| Skewer rear | Bontrager Switch chamfered thru axle, removable lever |
| Rim | Bontrager Paradigm 23, Tubeless Ready, 24-hole, 23 mm width, Presta valve |
| Spokes | 14 g stainless steel, black |
| Tyre | Bontrager Girona Pro, Tubeless Ready, GR puncture protection, aramid bead, 60 tpi, 700x42 mm |
| Tyre part | Bontrager TLR sealant, 180 ml/6 oz |
| Max tyre size | 50 mm without mudguards, 42 mm with mudguards (as measured, see manual for details) |
| Saddle | Verse Short Comp, steel rails, 145 mm width |
|---|---|
| Seatpost | Bontrager alloy, 27.2 mm, 12 mm offset, 330 mm length |
| *Handlebar |
Size:
XS, S Bontrager Elite Gravel, alloy, 40 cm width |
|
Size:
M, ML Bontrager Elite Gravel, alloy, 42 cm width |
|
|
Size:
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, 70 mm length |
|
Size:
S, M Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 80 mm length |
|
|
Size:
ML, L Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 90mm length |
|
|
Size:
XL Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 100mm length |
|
| *Brake |
Size:
XS, S, M, ML, L, XL Tektro C550 mechanical disc brake, dual piston, flat mount 0 offset |
|
Size:
XS, S, M, ML, L, XL Shimano CUES U3030 |
|
|
Size:
XS, S, M, ML, L, XL Tektro C550 mechanical disc brake, dual piston, flat mount, No adaptor. |
|
| Brake rotor | Tektro, CentreLock, 160 mm |
| Rotor size | Max brake rotor sizes: 180 mm front and rear |