Trek Domane AL 5 Gen 4

Domane AL 5 is a speedy and versatile road bike that's a perfect starting point for anyone looking to get into road riding. With an Alpha Aluminum frame, clearance for larger tires, a 12-speed Shimano 105 drivetrain, top tube mounts, and an all-day road comfort geometry — Domane AL 5 is perfect for casual pedaling, group rides, fast commutes, and even venturing beyond paved paths to most gravel roads.

Specs:

Frameset

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

Wheels

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

Front Skewer: Bontrager Switch chamfered thru axle

Rear Hub: Bontrager alloy, sealed bearing, centerlock disc, Shimano 11-speed freehub, 142x12mm thru axle

Rear Skewer: Bontrager Switch chamfered thru axle, removable lever

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

Spokes: 14g stainless steel, black

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

Drivetrain

Shifter: Shimano 105 R7120, 12 speed

Front derailleur: Shimano 105 R7100, 31.8mm clamp, down swing

Rear derailleur: Shimano 105 R7100, 36T max cog

Crank:

• Size: 49, 52: Shimano 105 R7100, 50/34, 170mm length
• Size: 54, 56: Shimano 105 R7100, 50/34, 172.5mm length
• Size: 58, 61: Shimano 105 R7100, 50/34, 175mm length

Bottom bracket:

• Size 49, 52, 54, 56, 58, 61: Shimano RS500, 68mm, threaded external
• Size 49, 52, 54, 56, 58, 61: Shimano RS501 BSA

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

Chain: Shimano SLX M7100, 12 speed

Max Chainring Size: 1x: 50T, 2x: 50/34

Components

Saddle: Verse Short, steel rails, 145mm width

Seatpost:

• Size: 49 - Bontrager Comp, 6061 alloy, 27.2mm, 8mm offset, 250mm length
• Size: 52, 54, 56, 58, 61 - Bontrager Comp, 6061 alloy, 27.2mm, 8mm offset, 330mm length

Handlebar:

• Size 49, 52: Bontrager Comp, alloy, 31.8mm, 80mm reach, 121mm drop, 38cm control width, 42cm drop width
• Size 54, 56, 58: Bontrager Comp, alloy, 31.8mm, 80mm reach, 121mm drop, 40cm control width, 44cm drop width
• Size 61: Bontrager Comp, alloy, 31.8mm, 80mm reach, 121mm drop, 42cm control width, 46cm drop width

Handlebar tape: Trek EcoTack

Stem:

• Size 49: Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 80mm length
• Size 52, 54: Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 90mm length
• Size 56, 58: Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 100mm length
• Size 61: Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 110mm length

Brake: Shimano 105 hydraulic disc, flat mount

Brake Rotor: Shimano RT70, centerlock, 160mm

Rotor Size: Max brake rotor sizes: 160mm front & rear

Accessories

Weight

56 - 9.85 kg / 21.72 lbs

This bike has a maximum total weight limit (combined weight of bicycle, rider, and cargo) of 275 pounds (125 kg).