Whether you're heading out on a long adventure or a daily ride, Checkpoint ALR 4 is your go-to gravel bike. It features a durable, budget-friendly Alpha Aluminum frame, comfortable endurance geometry, wide tire clearance, and mounts for all your gear.
Trek Checkpoint ALR 4 Gen 3 2026
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Trek Checkpoint ALR 4 Gen 3 – Adventure-Ready Gravel Bike with Comfort, Clearance, and Versatility
The Trek Checkpoint ALR 4 Gen 3 is the perfect aluminum gravel bike for riders looking to explore new terrain. Built with modern endurance geometry for stability and comfort on gravel roads and rough surfaces, it features generous 50mm tire clearance for added traction and confidence. A lightweight carbon fork, 11-speed Shimano CUES 8000 drivetrain, Bontrager Paradigm wheels, and powerful hydraulic disc brakes provide smooth, responsive performance. With multiple mounting points, it's ready for bikepacking, commuting, or weekend adventures.
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IT'S RIGHT FOR YOU IF |
You're looking for a versatile ride that balances performance and price, so you can confidently explore everywhere. You want a bike that keeps handling comfortable and confident, with modern geometry built for the long haul. |
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THE TECH YOU GET |
A 300 Series Alpha Aluminum frame with a full carbon fork, with clearance for up to 50mm tires. 11-speed Shimano CUES U8000 shifting, hydraulic disc brakes, Bontrager Paradigm wheels with Bontrager Girona Pro Tubeless Ready tires, plus mounts for loading up with bags, racks, and gear. |
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THE FINAL WORD |
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WHY YOU'LL LOVE IT |
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 50mm tires Its spec'd with 11-speed Shimano CUES U8000 shifting that's not only affordable but also incredibly durable and low maintenance Tons of mounts on the frame and fork give you places to load up for epic bikepacking adventures or commuting around town |
SPECS |
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| E SYSTEM |
Battery: SRAM eTap battery pack (with charger) |
| WHEELS |
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| DRIVETRAIN |
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| COMPONENTS |
Saddle: Verse Short Comp, steel rails, 145mm width Seatpost: Bontrager alloy, 27.2mm, 12mm offset, 330mm length *Handlebar: Size: XS, S Size: M, ML Size: L Size: XL Handlebar Tape: Bontrager Supertack Perf tape *Stem: Size: XS Size: S, M Size: ML, L Size: XL *Brake: Size: XS, S, M, ML, L, XL Size: XS, S, M, ML, L, XL Brake Rotor: Shimano RT54, 160mm, centerlock Rotor Size: Max brake rotor sizes: 180mm front & rear |
| WEIGHT |
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). |
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Review Trek Checkpoint ALR 4 Gen 3 2026