2026 Trek Domane SL 6 Gen 4 Road Bike
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Product Description
2026 Trek Domane SL 6 Gen 4 Road Bike
Wireless Endurance Road Bike with IsoSpeed Comfort and Carbon Speed
The Trek Domane SL 6 Gen 4 is a high-performance endurance road bike built to go fast and far with exceptional comfort. Designed around a lightweight 500 Series OCLV Carbon frame with IsoSpeed technology, it smooths rough roads and reduces fatigue over long distances. A Shimano 105 Di2 wireless electronic drivetrain delivers crisp, reliable shifting, while carbon wheels and endurance geometry create the perfect balance of speed, stability, and all-day ride comfort.
Key Highlights
- 500 Series OCLV Carbon frame with rear IsoSpeed vibration damping
- Shimano 105 Di2 12-speed wireless electronic drivetrain
- Internal frame storage for tools and essentials
- Carbon tubeless-ready wheelset for improved comfort and efficiency
- Endurance geometry optimized for long rides and rough roads
- Wide tire clearance and fender mounts for year-round versatility
Technical Specifications
| Frame |
500 Series OCLV Carbon, IsoSpeed comfort technology, Internal storage compartment, Tapered head tube, Internal cable routing, 3S chain keeper, Fender mounts, Flat mount disc, 142×12mm thru axle |
| Fork |
Domane SL full carbon fork, Tapered carbon steerer, Internal brake routing, Fender mounts, Flat mount disc, 12×100mm thru axle |
| BB Standard | T47, Threaded |
| Bottom Bracket | Praxis, T47 threaded, internal bearing |
| Available Colors |
Dark Star to Bronze Age Fade Era White / Glowstick / Coral Fade |
| Stem |
Bontrager RCS Pro, -7° 47: 70mm · 50: 80mm · 52–54: 90mm · 56–58: 100mm · 60–62: 110mm |
| Handlebar |
Bontrager Comp alloy, 31.8mm clamp, 80mm reach, 121mm drop, 47: 36cm / 40cm · 50–52: 38cm / 42cm · 54–58: 40cm / 44cm · 60–62: 42cm / 46cm |
| Saddle | Verse Short Comp, steel rails, 145mm width |
| Seatpost |
Domane carbon seatpost, KVF2 shaping, 20mm offset, 47–56: 280mm · 58–62: 320mm |
| Rear Derailleur | Shimano 105 R7150 Di2, 36T max cog |
| Front Derailleur | Shimano 105 R7150 Di2, braze-on, down swing |
| Crankset |
Shimano 105 R7100, 50/34T, HollowTech II, 47–50: 165mm · 52–56: 170mm · 58–62: 172.5mm |
| Shifters | Shimano 105 R7170 Di2, 12-speed |
| Cassette | Shimano 105 R7101, 11–34T, 12-speed |
| Chain | Shimano SLX M7100, 12-speed |
| Brakes |
Shimano 105 Hydraulic Disc, Flat mount |
| Wheels |
Bontrager Aeolus Elite 35, OCLV Carbon, Tubeless Ready, 35mm rim depth, Front: 100×12mm thru axle Rear: 142×12mm thru axle (Shimano freehub) |
| Tires |
Bontrager Kwaremont Pro TLR, Tubeless Ready, Folding bead, Race Dual-Compound, 120 TPI, 700×32mm |
| Disc Rotors | Shimano CL700, CenterLock, 160mm |
Ride Character
The Domane SL 6 Gen 4 delivers a refined endurance ride feel that excels on long days, broken pavement, and fast group rides alike. With IsoSpeed comfort, carbon wheels, and wireless electronic shifting, it’s the ideal choice for riders who want endurance comfort without compromising modern performance.
