Trek Domane SL 5 

The Trek Domane SL 5 is an endurance carbon road bike designed for long-distance comfort, efficiency, and versatility. Built around a 500 Series OCLV Carbon frame featuring Trek's road-smoothing rear IsoSpeed technology and integrated internal frame storage, it easily tames rough road surfaces. Equipped with Shimano's reliable 105 R7100 12-speed mechanical drivetrain, hydraulic disc brakes, tubeless-ready Bontrager Paradigm wheels, and high-volume 32mm tires, the Domane SL 5 provides all-weather stopping power and predictable control across pavement, chip-seal, and smooth gravel.

Specifications

Frameset & IsoSpeed Technology

• Frame: 500 Series OCLV Carbon, rear IsoSpeed compliance system, integrated down tube storage compartment, tapered head tube, internal cable routing, 3S integrated chain keeper, full mudguard/fender mounts, flat mount disc brake interfaces, 142x12mm thru axle.

• Fork: Domane SL carbon, tapered carbon steerer, internal brake routing, mudguard mounts, flat mount disc, 12x100mm thru axle.

• Maximum Tyre Clearance: Supports up to 38mm measured width without mudguards (35mm with mudguards installed).

• Axles & Skewers: Bontrager Switch thru-axles (12x100mm front / 12x142mm rear) with removable lever.

Drivetrain & Mechanical Shifting (Shimano 105 2x12)

• Shifters / Brake Levers: Shimano 105 R7120, 12-speed mechanical shift / hydraulic disc.

• Front Derailleur: Shimano 105 R7100, braze-on mount, down swing.

• Rear Derailleur: Shimano 105 R7100, 12-speed, 36T maximum cog capacity.

• Cassette: Shimano 105 7101, 12-speed, 11-34T gear range.

• Chain: Shimano SLX M7100, 12-speed.

• Crankset & Chainrings: Shimano 105 R7100, 50/34T compact chainrings.

  • Sizes 44, 47, 50: 160mm arm length

  • Sizes 52, 54, 56: 170mm arm length

  • Sizes 58, 60, 62: 172.5mm arm length

• Bottom Bracket: Praxis T47 threaded, internal bearing system.

• Maximum Chainring Size: 2x: 52/36T | 1x: 48T.

Brakes & Control

• Brake Calipers: Shimano 105 hydraulic flat mount disc brakes.

• Rotors: Shimano CL700 / RT70 CenterLock disc rotors, 160mm front / 160mm rear (160mm maximum rotor size limit).

Wheels, Hubs & High-Volume Tyres

• Front Wheel: Bontrager Paradigm Comp 23, Tubeless Ready, 23mm internal rim width, 100x12mm thru axle.

• Rear Wheel: Bontrager Paradigm 23, Tubeless Ready, 23mm internal rim width, Shimano 11/12-speed freehub body, 142x12mm thru axle.

• Tyres: Bontrager Kwaremont Pro TLR, Tubeless Ready, Race Dual-Compound, folding aramid bead, 120 TPI, 700x32mm.

• Extras: Pre-installed TLR rim strips; includes 180 ml (6 oz) Bontrager TLR sealant.

Cockpit & Sizing-Specific Kit

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

  • Sizes 44, 47: 36 cm control width (40 cm drop width)

  • Sizes 50, 52: 38 cm control width (42 cm drop width)

  • Sizes 54, 56, 58: 40 cm control width (44 cm drop width)

  • Sizes 60, 62: 42 cm control width (46 cm drop width)

• Stem: Trek RCS Pro, -7 degree rise, integrated cable management.

  • Size 44: 60mm

  • Size 47: 70mm

  • Size 50: 80mm

  • Sizes 52, 54: 90mm

  • Sizes 56, 58: 100mm

  • Sizes 60, 62: 110mm

• Bar Tape: Trek EcoTack / Trek gel cork tape.

• Seatpost: KVF aero carbon seat post, 20mm offset.

  • Sizes 44–56: 280mm length

  • Sizes 58–62: 320mm length

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

Weight Ratings & System Limits

• Base Build Weight (Size 56): 9.09 kg / 20.05 lbs (setup tubeless with sealant, no tubes).

• Maximum System Weight Limit: 125 kg (275 lbs) combined limit (includes rider, bicycle, and all equipped gear/cargo).