Trek Checkpoint ALR 5 2026 Gravel Bike
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The Checkpoint ALR 5 is an aluminium gravel bike built for venturing anywhere. It pairs modern endurance geometry with a carbon fork for road-smoothing comfort, while 50 mm of tyre clearance gives you room for tons of grip. It comes equipped with SRAM Apex XPLR 12-speed shifting, hydraulic disc brakes, Tubeless Ready Bontrager Paradigm wheels and loads of mounts for bags and gear.
The Tech you'll get: A 300 Series Alpha Aluminium frame with a full carbon fork, with clearance for up to 50 mm tyres. Upgraded SRAM Apex XPLR 12-speed shifting, hydraulic disc brakes, Bontrager Paradigm wheels with Bontrager Girona Pro Tubeless Ready tyres, plus mounts for loading up with bags, racks and gear.
Key Features
- The Checkpoint ALR features the same updated endurance geometry as its carbon sibling, giving you comfort and control in the rough stuff
- You get road-smoothing comfort from a full carbon fork and clearance for up to 50 mm tyres
- Its spec'd with 12-speed SRAM Apex XPRL shifting that's extra durable and provides plenty of gears for steep climbs and long grinds alike
- Lots of mounts on the frame and fork give you places to load up for epic bikepacking adventures or commuting around town
Specifications
Frameset
- 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
Wheels
- Rims: Bontrager Paradigm 23, Tubeless Ready, 24-hole, 23 mm width, Presta valve
- Tyres: Bontrager Girona Pro, Tubeless Ready, GR puncture protection, aramid bead, 60 tpi, 700x42 mm
Drivetrain
- Crankset: SRAM Apex 1, 40T, DUB Wide
- Shifters: SRAM Apex, 12 speed
- Rear Derailleur: SRAM Apex XPLR, 44T max cog
- Chain: SRAM Apex, 12-speed
- Cassette: SRAM XPLR PG-1231, 11-44, 12-speed
- Bottom Bracket: SRAM DUB Wide, T47 threaded, internal bearing
Components
- Handlebar: Bontrager Elite Gravel, alloy
- Stem: Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree
- Brakes: SRAM Paceline, rounded, centerlock, 160mm
- Saddle: Verse Short Comp, steel rails, 145 mm width
- Seatpost: Bontrager alloy, 27.2 mm, 12 mm offset, 330 mm length
Trek Checkpoint Sizing
| XS | S | M | ML | L | XL | |
|---|---|---|---|---|---|---|
| Rider Height (cm) | 143 - 158 | 158 - 164 | 164 - 177 | 177 - 188 | 188 - 194 | 194 - 203 |
| Rider Height (in) | 4'8'' - 5'2'' | 5'2'' - 5'5'' | 5'5'' - 5'10'' | 5'10'' - 6'2'' | 6'2'' - 6'4'' | 6'4'' - 6'8'' |
Product code: 910573
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