Trek Domane+ SLR 8 AXS Electric Road Bike 2025
The Domane+ SLR 8 AXS is perfect for those seeking a high-performance, lightweight carbon e-road bike that's versatile enough to handle both tarmac and gravel. If you value a quiet, discreet motor with seamless power assist and prioritize top-tier components, this bike delivers. With a precise SRAM RED AXS wireless electronic drivetrain, you'll experience smooth, quick shifting while enjoying the flexibility to tackle varied terrains.
Equipped with a lightweight 800 Series OCLV Carbon frame and rear IsoSpeed for added comfort, the Domane+ SLR 8 AXS features a powerful TQ harmonic pin ring motor offering assist up to 20 mph (25 km/h in Europe). The integrated smart LED display and controls blend effortlessly into the bike, maintaining its sleek, traditional road bike look. The carbon wheels and vibration-absorbing Bontrager Pro IsoCore handlebar ensure a light and comfortable ride, while the endurance geometry and optional Range Extender make this e-road bike ideal for long, smooth rides.
Technical Specification
| Frame | 800 Series OCLV Carbon, TQ drive system, tapered head tube, rear IsoSpeed, internal routing, flat mount disc, mudguard mounts, 142x12 mm thru axle |
| Fork | Domane+ carbon, tapered carbon steerer, internal brake routing, mudguard mounts, flat mount disc, 12x100 mm thru axle |
| Weight limit | This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 125 kg (275 lb) |
| Battery | TQ 360Wh |
| Charger | TQ 4A charger |
| Computer | TQ LED display with Bluetooth & ANT+ connectivity |
| Motor | TQ-HPR50, 50 Nm, 250 watt maximum continuous rated power, 300 watt peak power |
| Shifter | SRAM RED eTap AXS, 12-speed |
| Rear derailleur | SRAM RED eTap AXS, 36T max cog |
| Crank | Praxis Carbon |
| Chainring | SRAM X-SYNC, 42T, alloy |
| Cassette | SRAM XG-1271, 10-44, 12-speed |
| Chain | SRAM RED D1, 12-speed |
| Max. chainring size | 1x 46T, 2x 52/36 |
| Wheel front | Bontrager Aeolus Pro 3V, OCLV Carbon, Tubeless Ready, 25 mm rim width, 100 x 12 mm thru axle |
| Wheel rear | Bontrager Aeolus Pro 3V, OCLV Carbon, Tubeless Ready, 25 mm rim width, 142x12 mm thru axle |
| Skewer front | Bontrager Switch thru-axle, removable lever |
| Skewer rear | Bontrager Switch thru-axle, removable lever |
| Tyre | Bontrager GR1 Team Issue, Tubeless Ready, Inner Strength casing, aramid bead, 120 tpi, 700x40 mm |
| Tyre part | Bontrager TLR sealant, 180 ml/6 oz |
| Rim strip | Bontrager TLR |
| Max tyre size | 40mm without mudguards, 35mm with mudguards |
| Saddle | Verse Short Pro, carbon rails |
| Seatpost | KVF aero carbon seat post |
| Handlebar | Bontrager Pro IsoCore VR-SF |
| Handlebar tape | Bontrager Supertack Perf tape |
| Stem | Trek RCS Pro, -7-degree |
| Brake rotor | SRAM CentreLine X, CentreLock, round edge, 160 mm |
| Rotor size | Max brake rotor sizes 180mm front, 160mm rear |
Built, Checked, Tuned and Tested
All our bikes are fully built, checked, tuned and tested by our Cytech qualified mechanics and then securely packaged, ready for delivery. All you have to do is add the pedals (if included), attach the handlebars to the stem and tighten them following the included detailed instructions or by watching our video and using the provided FREE tools. Visit our Bike Assembly page to see how you assemble your new bike once you receive it.
All bikes collected from our shop, are built, tested and ready to ride. For hassle-free home delivery and bike set-up from a qualified mechanic use our Premier Delivery Service.
Please note, occasionally, manufacturers may change the specification without notice. Bicycles do not come with pedals unless otherwise specified. Bikes ordered for delivery will not arrive with the pedals installed, please refer to the owners manual and pedal installation guides provided for guidance. We do not install accessories to bikes, including mudguards. Bikes ordered for delivery that have tubeless compatible tyres and rims will arrive with inner tubes installed or with tubeless valves installed, this will be brand dependent. Sealant is available to be purchased separately.
If you require any assistance please contact our Customer Care team.
Trek Domane+ SLR 8 AXS Road Bike 2025 Sizing
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