The Domane+ SLR 9 is our best category-redefining, high-speed assist carbon e-road bike. It's built on an 800 Series OCLV Carbon frame that hides a compact and refined motor to elevate your ride with natural-feeling assist. The motor blends in with the elements, all but disappearing under you on peaceful outings and club rides, so you stay connected to the experience while enjoying extra power for climbs and epic adventures. Adding the cherry on top, it's equipped with the most premium parts the industry has to offer, like Shimano's road-optimized top-tier wire

You're after the best and lightest carbon e-road bike you can find. You want a motor that's super discreet, super quiet and offers the support you crave on steep climbs and long days in the saddle. Versatility matters to you, and you need a bike that can handle everything from tarmac to gravel. You appreciate the finer things, and want the performance upgrade of the best possible components, like Shimano's top wireless electronic drivetrain.

Our best and lightest 800 Series OCLV Carbon frame with rear IsoSpeed. A powerful 50 Nm TQ harmonic pin ring motor that assists up to 25 km/h, a 360 Wh integrated battery, an integrated smart LED display and discreet top-mounted controls for toggling through assist modes. Aeolus RSL 37 OCLV Carbon wheels, Shimano Dura-Ace 2x12 Di2 wireless electronic drivetrain, carbon cranks, a vibration-absorbing Bontrager Pro IsoCore handlebar and a RCS Pro stem that fully integrates your cables for a sleek look.

The Domane+ SLR 9 is the best e-road bike in our line-up. The OCLV Carbon frame and discreet TQ drive system give you the added boost you want without sacrificing sleek looks and impressive performance. Plus, Shimano Dura-Ace Di2 delivers ultra-fast and precise shifting every single time.
- The TQ harmonic pin ring motor is impressively discreet, compact, light, whisper-quiet and offers a powerful assist up 15.5 mph (25 km/h in Europe)
- The smart charge port, sleek integrated display and discreet controls keep the bike looking and feeling like a traditional road bike
- Stable endurance geometry partners with road-smoothing rear IsoSpeed that absorbs bumps in the road for a smoother, more comfortable ride
- On long rides, you can add on a Range Extender that fits neatly in the bottle cage and gives you the power you need to go the extra distance
- It comes equipped with a 2x12 Shimano Dura-Ace Di2 drivetrain and fast 32 mm tyres for the tarmac, but can fit up to 40 mm tyres when you want more off-road versatility

A compact, quiet and mighty e-system
The TQ harmonic pin ring motor is super efficient with an amazing range-to-weight-to-speed ratio. It's ultra-compact, whisper-quiet and offers an unbelievably natural-feeling assist up to 20 mph (25 km/h in Europe).

Ultra-lightweight
The Domane+ SLR is our lightest e-bike ever, weighing only ~11.8 kg thanks to our best and lightest 800 Series OCLV Carbon and a smart frame designed to shave weight.

Designed to go the distance
An integrated 360Wh battery is hidden in the downtube and offers an impressive range of around 100 kilometers in Eco mode.

Optional Range Extender
Explore farther with an optional 160Wh Range Extender that gives you an extended total range of around 145 kilometers in Eco mode. Want even more miles? The Trek Connect App lets you customize your assist to extend your range even more.

The smooth advantage
Newly refined IsoSpeed soaks up fatiguing bumps and saves weight so you can ride stronger for longer.

Real road feel
A road-specific tune, narrow Q factor and intuitive mode change buttons on the hoods make the Domane+ SLR feel and handle like a traditional bike with the added benefits of electric.