Trek Domane AL 5 Gen 4

Domane AL 5 – Versatile Road Performance

The Domane AL 5 is a fast, reliable, and versatile road bike, perfect for riders new to road cycling or looking for a capable all-rounder. Its lightweight Alpha Aluminum frame allows clearance for larger tires, features top tube mounts for accessories, and uses all-day comfort geometry to keep you riding longer without fatigue.

Equipped with a 12-speed Shimano 105 drivetrain, the Domane AL 5 provides smooth, precise shifting for casual rides, group outings, daily commutes, and light gravel adventures. Whether on paved roads or venturing off the beaten path, this bike balances speed, comfort, and versatility.

Specifications

Frameset

• Frame: 100 Series Alpha Aluminum, tapered head tube, internal cable 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

Weight

• Bike weight (Size 56): 9.85 kg / 21.72 lbs

• Max total weight (bike + rider + cargo): 275 lbs / 125 kg

Drivetrain

• Shifters: Shimano 105 R7120, 12-speed

• Front Derailleur: Shimano 105 R7100, 31.8mm clamp, down swing

• Rear Derailleur: Shimano 105 R7100, 36T max cog

• Crankset:

  • Sizes 49, 52: Shimano 105 R7100, 50/34, 170mm

  • Sizes 54, 56: Shimano 105 R7100, 50/34, 172.5mm

  • Sizes 58, 61: Shimano 105 R7100, 50/34, 175mm

• Bottom Bracket: Shimano RS501 BSA / Shimano RS500, 68mm, threaded external

• Cassette: Shimano 105 7101, 11-34, 12-speed

• Chain: Shimano SLX M7100, 12-speed

• Max chainring size: 1x: 50T, 2x: 50/34

Wheels

• Front Hub: Bontrager alloy, sealed bearing, CenterLock disc, 100x12mm thru axle

• Rear Hub: Bontrager alloy, sealed bearing, CenterLock disc, Shimano 11-speed freehub, 142x12 mm thru axle

• Skewers: Bontrager Switch chamfered thru axle (removable lever rear)

• Rims: Bontrager Paradigm SL, Tubeless Ready, 24-hole, 21 mm width, Presta valve

• Spokes: 14g stainless steel, black

• Tires: Bontrager R1 Hard-Case Lite, wire bead, 60 tpi, 700x32mm

Components

• Saddle: Verse Short, steel rails, 145mm width

• Seatpost: Bontrager Comp, 6061 alloy, 27.2mm, 8mm offset

  • Size 49: 250mm length

  • Sizes 52–61: 330mm length

• Handlebar: Bontrager Comp, alloy, 31.8mm, 80mm reach, 121mm drop

  • Widths vary by frame size: 38–42cm control width / 42–46cm drop width

• Handlebar Tape: Bontrager Supertack Perf tape

• Stem: Bontrager Elite, 31.8mm, Blendr-compatible, 7°

  • Length varies by frame size: 80–110mm

Brakes

• Brake: Shimano 105 hydraulic disc, flat mount

• Rotors: Shimano RT70, CenterLock, 160mm (max 160mm front & rear)