Trek 2025 Checkpoint ALR 3 Road Bike

"Full Description:\nCheckpoint ALR 3 is the best value gravel bike in the lineup. Kitted out with a 300 Series Alpha Aluminum frame, Checkpoint ALR 3 is just as responsive on chunky gravel roads as it is smooth on the tarmac. Tubeless-ready wheels help fight punctures in the rough while a 2x9-speed Shimano groupset and mechanical disc brakes balance budget with reliability.\n<h3>It's right for you if...</h3>\n\n<p>You want to make the jump into the wide world of gravel, exploration, and even daily commutes that wander off the beaten path – and you don't want to break the bank leaping in.</p>\n\n<h3>The tech you get</h3>\n\n<p>A responsive 300 Series Alpha Aluminum frame, hidden cables that won't interfere with bags, integrated rack, fender, and frame bag mounts, a 2x9 Shimano Sora drivetrain for smooth shifting on punchy climbs and variable terrain, mechanical disc brakes for ease of stopping quick in all conditions, tubeless ready rims, and wide Bontrager Girona Pro 700x42c gravel tires for added comfort and traction.</p>\n\n<h3>The final word</h3>\n\n<p>When you want to start exploring the road less traveled, reach for Checkpoint ALR 3. This budget-minded gravel bike gives you room to grow from rugged commutes to gravel grinds with economical components and a comfortable, capable frame that's built to take you on every adventure.</p>\n\nFeatures:\n\u003cul>\n\u003cli>The durable and capable 300 Series Alpha Aluminum frame makes for a fun, stable, and responsive ride\u003c/li>\n\u003cli>You get serious versatility that's suited for a wide variety of ride styles, from gravel and bikepacking to daily commutes\u003c/li>\n\u003cli>Massive tire clearance means you can use tires up to 45c for extra traction and stability in any conditions\u003c/li>\n\u003cli>Fork, top tube, and integrated frame mounts make it easy to carry gear and water\u003c/li>\n\u003cli>Powerful mechanical disc brakes make stopping in all conditions easy\u003c/li>\n\u003c/ul>\n\nSpecifications:\n\u003cul>\n\u003cli>Tire:\tBontrager Girona Pro, Tubeless Ready, GR puncture protection, aramid bead, 60 tpi, 700x42mm\u003c/li>\n\u003cli>Brake rotor:\tTektro, centerlock, 160mm\u003c/li>\n\u003cli>Brake:\tTektro C550 mechanical disc brake, dual piston, flat mount\u003c/li>\n\u003cli>Frame:\t300 Series Alpha Aluminum, tapered head tube, Internal cable routing, 3S chain keeper, T47 BB, rack and fender mounts, integrated frame bag mounts, flat mount disc, 142x12mm thru axle\u003c/li>\n\u003cli>Chain:\tShimano Sora HG53, 9 speed\u003c/li>\n\u003cli>Cassette:\tShimano Sora HG400, 11-32, 9 speed\u003c/li>\n\u003cli>Rear derailleur:\tShimano Sora R3000, mid cage, 34T max cog\u003c/li>\n\u003cli>Front derailleur:\tShimano Sora R3000, 31.8mm clamp\u003c/li>\n\u003cli>Shifter:\tShimano Sora R3000, 9 speed\u003c/li>\n\u003cli>Seatpost:\tBontrager alloy, 27.2mm, 12mm offset, 330mm length\u003c/li>\n\u003cli>Hub front:\tBontrager alloy, sealed bearing, centerlock disc, 100x12mm thru axle\u003c/li>\n\u003cli>Spokes:\t14g stainless steel, black\u003c/li>\n\u003cli>Rotor size:\tMax brake rotor sizes: 160mm front & rear\u003c/li>\n\u003cli>Rim:\tBontrager Paradigm, Tubeless Ready, 24-hole, 21mm width, Presta valve\u003c/li>\n\u003cli>Hub rear:\tBontrager alloy, sealed bearing, centerlock disc, Shimano 11-speed freehub, 142x12mm thru axle\u003c/li>\n\u003cli>Skewer front:\tBontrager Switch thru axle, removable lever\u003c/li>\n\u003cli>Fork:\tCheckpoint, full carbon, tapered carbon steerer, rack mounts, fender mounts, flat mount disc, 12x100mm thru axle\u003c/li>\n\u003cli>Rim strip:\tBontrager TLR\u003c/li>\n\u003cli>Tire part:\tBontrager TLR sealant, 6oz\u003c/li>\n\u003cli>Skewer rear:\tBontrager Switch thru axle, removable lever\u003c/li>\n\u003c/ul>\n"