Description
Trek Domane AL 5 Gen 4 Road Bike 2027
Experience premium road performance with the Trek Domane AL 5 Gen 4, a remarkably smooth and capable road bike designed for riders who demand top-tier componentry without compromising on comfort. This model sits at the pinnacle of the alloy Domane lineup, marrying a lightweight 100 Series Alpha Aluminium frame with a relaxed, all-day endurance geometry. It is engineered to keep you feeling fresh and confident, whether you are tackling an ambitious century ride, joining a fast-paced weekend group checkout, or optimizing your daily commute. Integrated top tube, frame, and mudguard mounts unlock endless utility, turning this sleek road machine into a rugged explorer at a moment's notice.
Flagship Performance and Precise Shifting
The defining feature of this build is the mechanical 12-speed Shimano 105 drivetrain, a true benchmark in competitive cycling that brings pro-level shifting technology to an accessible price point. With 12 tightly spaced gears and an 11-34 cassette, you will experience incredibly precise, rapid gear changes and the perfect cadence for both steep, leg-burning alpine climbs and fast-paced flat sections. To complement this elite drivetrain, Shimano 105 hydraulic disc brakes and premium CentreLock rotors offer incredible modulation and effortless, fade-free stopping power in all weather conditions.
Uncompromised Compliance and Multi-Surface Versatility
Engineered to bridge the gap between pure road speed and rugged adventure, this bike features massive tire clearance that lets you transition seamlessly from smooth tarmac to light gravel pathways. Upfront, the specialized Domane AL carbon fork dampens fatiguing road buzz before it reaches your hands, protecting your upper body during long endurance sessions. Outfitted with high-quality Bontrager sealed-bearing hubs, tubeless-ready Paradigm rims, and the highly supportive Verse Short saddle, this machine is fully optimized to deliver a fast, plush, and exhilarating ride on whatever terrain you choose to conquer.
Technical Specification
| Frame | 100 Series Alpha Aluminium, tapered head tube, internal routing, mudguard mounts, flat-mount disc, UDH, 142x12 mm thru axle |
| Fork | Domane AL carbon, tapered carbon steerer, internal brake routing, mudguard mounts, flat-mount disc, 12x100 mm thru axle |
| Weight | 56 - 9.80 kg |
| Shifter | Shimano 105 R7120, 12-speed |
| Front Derailleur | Shimano 105 R7100, 31.8 mm clamp, down swing |
| Rear Derailleur | Shimano 105 R7100, 36T max cog |
| Crankset | Shimano 105 R7100, 50/34 |
| Bottom Bracket | Shimano RS501 BSA |
| Cassette | Shimano 105 7101, 11-34, 12-speed |
| Chain | Shimano SLX M7100, 12-speed |
| Hub Front | Bontrager alloy, sealed bearing, CentreLock disc, 100x12 mm thru axle |
| Hub Rear | Bontrager alloy, sealed bearing, CentreLock disc, Shimano 11-speed freehub, 142x12 mm thru axle |
| Rim | Bontrager Paradigm 23, Tubeless Ready, 24-hole, 23 mm width, Presta valve |
| Tyre | Bontrager Kwaremont Comp, Hard-Case Lite, wire bead, 60 tpi, 700x32 mm |
| Saddle | Verse Short Comp, steel rails, 145 mm width |
| Seatpost | Bontrager Comp, 6061 alloy |
| Handlebar | Bontrager Comp, alloy |
| Stem | Bontrager Elite |
| Brake Rotor | Shimano CL700, CentreLock, 160 mm |
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.
Size Guide
Trek Domane AL 5 Gen 4 Road Bike 2027 Sizing
Delivery & Returns
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Why buy your bike from Sigma Sports?
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