The 2020 Trek Checkpoint SL 5 marked Trek’s confident entry into the dedicated gravel scene, offering a carbon frame, massive tire clearance, and smart storage features at an approachable price point. Built from 500 Series OCLV carbon with Trek’s IsoSpeed decoupler at the rear, it smooths out washboard and chatter for better control and less fatigue. The Shimano 105 drivetrain keeps things simple and solid, while hidden fender mounts and internal frame storage make it as practical as it is versatile. Whether you're racing, bikepacking, or just exploring fire roads, the SL 5 holds its own without overcomplicating the ride.