Trek Domane AL 4 Gen 4

Trek Domane AL 4 Gen 4 Overview

The Trek Domane AL 4 Gen 4 is an aluminum gravel bike built with a 100 Series Alpha Aluminum frame, tapered head tube, internal routing, fender mounts, flat mount disc fitting, UDH, and 142x12mm thru axle. It uses a Domane AL carbon fork with a tapered carbon steerer, internal brake routing, fender mounts, flat mount disc fitting, and 12x100mm thru axle.

The Shimano Tiagra drivetrain includes Shimano Tiagra R4720 10-speed shifters, Shimano Tiagra 4700 front derailleur, Shimano Tiagra 4700 long cage rear derailleur, a Shimano Tiagra 4700 50/34 crank, Shimano HG500 11-32 10-speed cassette, and Shimano Tiagra HG54 10-speed chain. Braking is handled by Shimano Tiagra hydraulic disc brakes with Shimano RT66 160mm 6-bolt rotors.

The wheel system uses Formula alloy 6-bolt hubs, Bontrager Paradigm SL Tubeless Ready rims, 14g stainless steel spokes, and Bontrager R1 Hard-Case Lite 700x32mm tires. The build is finished with a Verse Short saddle, Bontrager Comp alloy seatpost, Bontrager alloy handlebar options, Bontrager Elite stem, and Bontrager Supertack Perf tape or Trek EcoTack handlebar tape.

Key Features of Trek Domane AL 4 Gen 4

• 100 Series Alpha Aluminum frame includes internal routing, fender mounts, UDH, flat mount disc fitting, and 142x12mm thru axle.
• Domane AL carbon fork uses a tapered carbon steerer, internal brake routing, fender mounts, and 12x100mm thru axle.
• Shimano Tiagra 10-speed drivetrain uses a 50/34 crank and 11-32 cassette.
• Shimano Tiagra hydraulic disc brakes are paired with Shimano RT66 160mm 6-bolt rotors.
• Bontrager Paradigm SL Tubeless Ready rims use a 21mm width, 24-hole drilling, and Presta valve.
• Bontrager R1 Hard-Case Lite 700x32mm tires use a wire bead and 60 tpi casing.
• Bontrager Comp alloy seatpost, Bontrager alloy handlebars, and Bontrager Elite stem complete the contact points.
• The frame and fork include fender mounts for added setup options.

Ride Use

The Trek Domane AL 4 Gen 4 is built for gravel riding. Its aluminum frame, carbon fork, 700x32mm tires, Shimano Tiagra 10-speed drivetrain, hydraulic disc brakes, and fender mounts match the needs of this riding category. Tubeless Ready rims and thru axle frame and fork details complete the build.

Why Choose This Bike

Choose the Trek Domane AL 4 Gen 4 for a gravel bike with a 100 Series Alpha Aluminum frame, Domane AL carbon fork, Shimano Tiagra 10-speed drivetrain, Shimano Tiagra hydraulic disc brakes, and Bontrager Paradigm SL Tubeless Ready rims. The build includes Bontrager R1 Hard-Case Lite 700x32mm tires, fender mounts, internal routing, UDH, size-specific Bontrager cockpit parts, and a Verse Short saddle. It comes in Hex Blue and Era White, with a size 56 weight of 10.35 kg / 22.82 lbs. Trek frames and full-suspension swing arms are covered for the lifetime of the original owner. Other parts are covered under Trek’s limited warranty.