Domane AL 4 is a speedy and versatile road bike thats a perfect starting point for anyone looking to get into road riding. With an Alpha Aluminum frame, clearance for larger tires, a 10-speed Shimano Tiagra drivetrain, top tube mounts, and an all-day road comfort geometry Domane AL 4 is perfect for casual pedaling, group rides, fast commutes, and even venturing beyond paved paths to most gravel roads.

• A totally versatile and smooth ride thats a perfect choice for your first performance road bike
• Room for bigger tires let you ride everything from smooth pavement to most gravel roads in comfort
• Internal cable routing and an integrated cockpit provides premium looks and a clean aesthetic
• Rack, fender, and top tube mounts make it easy to carry all the gear youll need
• Powerful disc brakes allow for super fast stopping power in all conditions

Lightweight design

A new full carbon fork and updated frame design helps shave around half a pound from the previous generation Domane AL Disc.

Right for any road

Room for bigger tires let you ride everything from smooth pavement to most gravel roads in comfort.

Long-haul comfort

A more upright road riding position keeps you comfortable, confident, and efficient during long days in the saddle.

Pack it up, pack it in

Mounts for a top tube bag, rack, fenders and water bottles let you carry everything you need for day-long adventures, fast commutes, and anything in between.

Modern ergonomics, premium integration

A modern handlebar with 4cm of flare between the drops and hoods put you in a more comfortable position, and new hidden cable routing offers premium integration typically found on more expensive models.

High-value performance

Domane AL Disc is built in Treks road race heritage, which means its a road bike you wont outgrow as your rides get longer and faster.

Frame 100 Series Alpha Aluminum, tapered head tube, internal routing, fender mounts, flat mount disc, UDH, 142x12mm thru axle Fork Domane AL carbon, tapered carbon steerer, internal brake routing, fender mounts, flat mount disc, 12x100mm thru axle Wheel Front / Tire Bontrager R1 Hard-Case Lite, wire bead, 60 tpi, 700x32mm Hub Front Formula RX-512 alloy, 6-bolt, 100x12mm thru axle Hub Rear Formula RX-142 alloy, 6-bolt, Shimano 11-speed freehub, 142x12mm thru axle Rim Bontrager Paradigm SL, Tubeless Ready, 24-hole, 21mm width, Presta valve Spokes 14g stainless steel, black Skewer Front Bontrager Switch chamfered thru axle, removable lever Skewer Rear Bontrager Switch chamfered thru axle, removable lever Shifter Shimano Tiagra R4720, 10 speed // Shimano Tiagra R4720, 10 speed Front Derailleur Shimano Tiagra 4700, 31.8mm clamp Rear Derailleur Shimano Tiagra 4700, long cage, 34T max cog Crank Shimano Tiagra 4700, 50/34, 170mm length Bottom Bracket Shimano RS501 BSA Cassette Shimano HG500, 11-32, 10 speed Chain Shimano Tiagra HG54, 10 speed Brake Shimano Tiagra hydraulic disc, flat mount Brake Rotor Shimano RT66, 6-bolt, 160mm Saddle Verse Short, steel rails, 145mm width Seatpost Bontrager Comp, 6061 alloy, 27.2mm, 8mm offset, 330mm length Handlebar Bontrager Comp VR-S, alloy, 31.8mm, 81mm reach, 118mm drop, 40cm width Stem Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 90mm length

Geometry Chart

B B Drop 8 Chainstay Length 42 Eff Top Tube 53 Frame Reach 37.1 Frame Size Number 52cm Frame Stack 56.1 Head Angle 71.3 Head Tube Length 14.5 Offset 5.3 Seat Tube 47.5 Seat Tube Angle 74.2 Standover 73.5 Trail 5.9 Wheelbase 100.3 Wheel Size 700c