Trek Domane SL 6 Gen 4 Road Bike 2025

The Domane SL 6 is an ultra-lightweight endurance road bike designed for long and challenging rides. With a 500-series OCLV Carbon frame featuring IsoSpeed decoupler in the rear, this bike offers maximum comfort and optimal aerodynamics. It also comes with a wireless Shimano 105 Di2 electronic drivetrain, durable wheels and powerful hydraulic disc brakes for efficient braking in any conditions. The fully integrated cockpit ensures a sleek finish, and you can use the accessible storage to keep ride essentials close. Plus, the bike accommodates 38c tyres for off-road exploration.

• Frame 500 Series OCLV Carbon, IsoSpeed, internal storage, tapered head tube, internal cable routing, 3S chain keeper, mudguard mounts, flat mount disc, 142x12 mm thru axle
• Wheel front Bontrager Paradigm Comp 25, Tubeless Ready, 25 mm rim width, 100x12 mm thru axle
• Wheel rear Bontrager Paradigm Comp 25, Tubeless Ready, 25 mm rim width, Shimano 11/12-speed freehub, 142x12 thru axle
• Hub front Bontrager Paradigm Comp 25, Tubeless Ready, 25mm rim width, 100x12mm thru axle
• Skewer front Bontrager Switch thru-axle, removable lever
• Hub rear Bontrager Paradigm Comp 25, Tubeless Ready, 25mm rim width, Shimano 11/12-speed freehub, 142x12 thru axle
• Skewer rear Bontrager Switch thru-axle, removable lever
• Rim Bontrager Paradigm Comp 25, Tubeless-Ready, 25 mm rim width
• Tyre Bontrager R3 Hard-Case Lite, Tubeless Ready, aramid bead, 120 tpi, 700x32 c
• Tyre part Bontrager TLR sealant, 180 ml/6 oz
• Rim strip Bontrager TLR
• Shifter Shimano 105 R7170, 12-speed
• *Crank
• Size: 44, 47 Shimano 105 R7100, 50/34, 165 mm length
• Size: 50, 52 Shimano 105 R7100, 50/34, 170 mm length
• Size: 54, 56 Shimano 105 R7100, 50/34, 172.5 mm length
• Size: 58, 60, 62 Shimano 105 R7100, 50/34, 175 mm length
• Bottom bracket Praxis, T47 threaded, internal bearing
• Cassette Shimano 105 7100, 11-34, 12-speed
• Chain Shimano SLX M7100, 12-speed
• *Saddle
• Size: 44, 47, 50, 52 Bontrager Verse Short Comp, steel rails, 155 mm width
• Size: 54, 56, 58, 60, 62 Bontrager Verse Short Comp, steel rails, 145 mm width
• *Seatpost
• Size: 44, 47, 50, 52, 54, 56 Domane carbon seat post, KVF shaping, 20 mm offset, 280 mm length
• Size: 58, 60, 62 Domane carbon seat post, KVF shaping, 20 mm offset, 320 mm length
• *Handlebar
• Size: 44, 47 Bontrager Elite IsoZone VR-SF, alloy, 31.8 mm, internal Di2 routing, 75 mm reach, 128 mm drop, 36 cm width
• Size: 50 Bontrager Elite IsoZone VR-SF, alloy, 31.8 mm, internal Di2 routing, 75 mm reach, 128 mm drop, 38 cm width
• Size: 52 Bontrager Elite IsoZone VR-SF, alloy, 31.8 mm, internal Di2 routing, 75 mm reach, 128 mm drop, 40 cm width
• Size: 54, 56 Bontrager Elite IsoZone VR-SF, alloy, 31.8 mm, internal Di2 routing, 75 mm reach, 128 mm drop, 42 cm width
• Size: 58, 60, 62 Bontrager Elite IsoZone VR-SF, alloy, 31.8 mm, internal Di2 routing, 75 mm reach, 128 mm drop, 44 cm width
• Handlebar tape Bontrager Supertack Perf tape
• *Stem
• Size: 44 Bontrager RCS Pro, -7-degree, 60 mm length
• Size: 47 Bontrager RCS Pro, -7-degree, 70 mm length
• Size: 50 Bontrager RCS Pro, -7-degree, 80 mm length
• Size: 52, 54 Bontrager RCS Pro, -7-degree, 90 mm length
• Size: 56, 58 Bontrager RCS Pro, -7-degree, 100 mm length
• Size: 60, 62 Bontrager RCS Pro, -7-degree, 110 mm length
• Brake rotor Shimano SM-RT70, CenterLock, 160 mm
• Rotor size Max brake rotor sizes: 160 mm front and rear
• Charger Charging cable included
• Bag Bontrager BITS Internal Frame Storage Bag
• Weight 56 - 8.90 kg/19.63 lb
• Weight limit This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 125 kg (275 lb).