Trek Domane AL 4 Gen 4 review
Best for: Rough roads and winter riding · Mid-range
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Pros
- Full carbon fork on an aluminium bike
- 11-speed Shimano Tiagra with a 36-tooth sprocket
- Mudguard mounts for winter use
- Widest size range here, from 44 to 61 cm
Cons
- Tyre clearance and weight not published
- Tiagra is a step below 105
- Hydraulic brake detail unclear from the sources we found
Full review
The Domane AL is Trek's answer for riders who want an endurance bike without carbon prices. The Gen 4 frame is built from Alpha aluminium and teamed with a full carbon fork with a tapered steerer, which noticeably smooths out rough surfaces. Trek says the new frame has more tyre room than the older Domane AL, although it does not publish a maximum size in the sources we could read.
The AL 4 uses Shimano Tiagra with 11 speeds, a 50/34T chainset and an 11-36T cassette. That is a sensible range for varied terrain. Disc brakes with 160 mm rotors do the stopping, and the wheels are tubeless-ready Bontrager Paradigm rims with 32 mm tyres, a comfortable width for Irish and British road surfaces.
The frame includes mudguard mounts and top-tube mounts, so it works for winter training and commuting. Trek's dealer network also means you can be measured and fitted properly, and the seven-size range from 44 to 61 cm suits smaller and taller riders alike.
It is not the lightest bike here and Tiagra is a notch below Shimano 105, but for riders who want comfort, dependability and local dealer support at a fair price, it is an easy recommendation.
Full specifications
| Frame | Alpha Aluminium, mudguard mounts |
|---|---|
| Fork | Full carbon, tapered, 12 mm thru-axle |
| Groupset | Shimano Tiagra |
| Number of gears | 22 (2 x 11) |
| Chainrings and cassette | 50/34T chainset, 11-36T cassette |
| Brakes | Shimano disc, 160 mm rotors (lever and caliper models not confirmed) |
| Wheels | Bontrager Paradigm 23, tubeless-ready, 700c |
| Tyres | Bontrager Kwaremont Comp 32 mm |
| Max tyre clearance | Not published |
| Weight (brand) | Not published |
| Frame sizes | 44, 49, 52, 54, 56, 58, 61 cm |
| Handlebar | Bontrager Comp alloy, 80 mm reach, 121 mm drop |
| Frame features | Internal brake routing and top-tube mounts |
Spec check note: Trek's Irish pages did not show the specification table, so parts come from a UK Trek dealer's listing of Trek's specification (listed as model year 2027). That listing does not give a weight, a maximum tyre size or the brake caliper model, and names Tiagra R4020 levers, so we do not state a brake type beyond disc with 160 mm rotors. Check the exact brakes before buying.
Specifications checked against: Trek Ireland Domane AL range, Wheelbase (Trek dealer) Domane AL 4 Gen 4 listing
How it compares with its rivals
| Feature | Trek Domane AL 4 Gen 4 | Canyon Endurace AllRoad | Giant Contend AR 3 | Cube Attain SLX | Canyon Endurace CF 7 | Giant Defy Advanced 1 |
|---|---|---|---|---|---|---|
| Best for | Rough roads and winter riding | A first proper road bike | Riders who want a dealer-backed bike | Full Shimano 105 on a budget | Carbon comfort for long rides | Electronic shifting, long rides |
| Price band | Mid-range | Budget | Mid-range | Mid-range | Upper mid-range | Premium |
| Frame | Alpha Aluminium, mudguard mounts | Aluminium (Endurace AL Disc) | ALUXX aluminium, thru-axle, disc | Aluminium 6061 Superlite, semi-aero tubing | Carbon (CF), 1,080 g | Advanced-grade composite (carbon) |
| Fork | Full carbon, tapered, 12 mm thru-axle | Carbon, 12 mm thru-axle | Composite, 12 mm thru-axle | Full carbon, 12 mm thru-axle | Carbon, 12 mm thru-axle | Composite, full-composite steerer, 12 mm thru-axle |
| Groupset | Shimano Tiagra | Shimano CUES | Shimano CUES | Shimano 105 (R7100) | Shimano 105 (R7100) | Shimano 105 Di2 (electronic) |
| Number of gears | 22 (2 x 11) | 20 (2 x 10) | 20 (2 x 10) | 24 (2 x 12) | 24 (2 x 12) | 24 (2 x 12) |
| Chainrings and cassette | 50/34T chainset, 11-36T cassette | 50/34T chainset, 11-39T cassette | 50/34T chainset, 11-36T cassette | 50/34T chainset, 11-34T cassette | 50/34T chainset, 11-36T cassette | 50/34T chainset, 11-36T cassette |
| Brakes | Shimano disc, 160 mm rotors (lever and caliper models not confirmed) | Shimano CUES hydraulic disc, 160 mm rotors | Tektro MD-C550 disc, 160 mm rotors | Shimano 105 hydraulic disc, 160 mm | Shimano 105 R7120 hydraulic disc, 160 mm rotors | Shimano 105 Di2 hydraulic disc, 160 mm rotors |
Prices in every region
We haven't confirmed prices for this product yet. Use the links to see today's price at each shop.
Prices include VAT where the shop shows it and may have changed since we checked. Delivery costs and stock vary by country, so check on the shop's site before you buy.
Prices in Ireland and United Kingdom
| Country | Shop | Price | Link |
|---|---|---|---|
| Ireland · EUR | Amazon | – | Visit shop → |
| Decathlon | – | Visit shop → | |
| United Kingdom · GBP | Amazon | – | Visit shop → |
| Argos | – | Visit shop → | |
| Evans Cycles | – | Visit shop → |
Other countries
Rest of Europe
| Country | Shop | Price | Link |
|---|---|---|---|
| Germany · EUR | Amazon | – | Visit shop → |
| BIKE24 | – | Visit shop → | |
| ROSE Bikes | – | Visit shop → | |
| Austria · EUR | Amazon | – | Visit shop → |
| BIKE24 | – | Visit shop → | |
| ROSE Bikes | – | Visit shop → | |
| France · EUR | Amazon | – | Visit shop → |
| Alltricks | – | Visit shop → | |
| Belgium · EUR | Amazon | – | Visit shop → |
| Coolblue | – | Visit shop → | |
| Bol | – | Visit shop → | |
| Netherlands · EUR | Amazon | – | Visit shop → |
| Coolblue | – | Visit shop → | |
| Bol | – | Visit shop → | |
| Spain · EUR | Amazon | – | Visit shop → |
| Italy · EUR | Amazon | – | Visit shop → |
| Portugal · EUR | Amazon | – | Visit shop → |
| Poland · PLN | Amazon | – | Visit shop → |
| Sweden · SEK | Amazon | – | Visit shop → |