Sarto Raso Gravel WideCleated road bike for fast laps through gravel & off-road terrain

Sandra Schuberth

 · 23.09.2025

The Sarto Raso Gravel Wide is a race gravel bike with road bike DNA
Photo: Davide Dal Mas
Fast as an arrow through the gravel: the Sarto Raso Gravel Wide is a new, fast bike for racing on the gravel firmament. The Italian carbon bike is built by hand and, with a tyre clearance of up to 55 millimetres, fully integrated cable routing and a weight of 8.1 kilos, is designed for off-road racing.

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With the Raso Gravel Wide, the Italian frame manufacturer Sarto is launching a new gravel bike for racing on the market. The bike has been specially designed to meet the requirements of modern gravel competitions and is intended to combine the speed of a racing bike with the off-road capabilities of a gravel bike. The bike can either be purchased in a standard size and colour or customised. This ranges from the geometry and carbon layup to the finish and construction details. According to the manufacturer, the bike was developed in close collaboration with athletes to meet the requirements of races such as Unbound Gravel, the Gravel Earth Series or ultra-distance events. With a weight of 8.1 kilograms (without pedals in standard configuration), the Raso Gravel Wide is one of the lighter models in the gravel segment.

The frame is made of carbon and can be configured with different layups. As standard, either UD carbon or a tri-composite material is used for the outer layer, while a combination of M46J, CN80 and T800 fibres is used on the inside. Sarto specifies the torsional rigidity of the frame at 125 Newtons per millimetre. The bike can accommodate chainrings with up to 52 teeth to enable it to reach a decent speed and also push downhill. Simply racing DNA.


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Geometry and tyre clearance

In order to provide sufficient safety and comfort for fast rides on rough surfaces, the tyre clearance is up to 48 millimetres when using a 2x drivetrain or even 55 millimetres with a 1x configuration. According to the manufacturer, this leaves enough space for mud and dirt, as is the case in typical gravel races.

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Bolt-on points on the fork and top tube give it away: The bike is also designed for bikepackingPhoto: Davide Dal MasBolt-on points on the fork and top tube give it away: The bike is also designed for bikepacking

The balanced geometry is designed to enable powerful climbing, confident descents and precise handling - even when the bike is fully loaded with bikepacking equipment. Both the frame and fork are equipped with attachment points for bikepacking bags and accessories, which increases the versatility of the bike. The newly developed fork and the reinforced rear triangle should also contribute to off-road capability.

Technical equipment and future-proofing

The Raso Gravel Wide is equipped with a T47x86 bottom bracket, which is recommended by the manufacturer. The headset is designed in the dimension 1 ½ inch - 1 ½ inch. The UDH (Universal Derailleur Hanger) compatibility is intended to make the drive system future-proof, as it enables the use of current and future derailleur standards.

The equipment also includes an aerodynamically optimised seat post from Sarto with integrated, concealed clamping. This contributes to the clean look of the overall bike and is designed to increase comfort at the same time. Enrico Sarto, CEO of Sarto Bikes, explains: "With the Raso Gravel Wide, we wanted to meet the high demands of modern gravel sports, where speed and grip are the decisive advantages."

  • Weight of complete wheel: 8.1 kilogrammes (without pedals, standard configuration)
  • Stack/Reach/STR: 565/400 millimetres/1.41 (size M)
  • Max. tyre clearance: up to 48 mm (2-fold) or 55 mm (1-fold)

Customised or standard?

One of the standard coloursPhoto: Sarto BikesOne of the standard colours

In the tradition of the Italian frame builder, the Raso Gravel Wide can be customised. Customers can configure the geometry, carbon layup, finish and construction details according to their wishes. Alternatively, the bike is also available in standard sizes and colours. The manufacturer emphasises that each Raso Gravel Wide is unique, combining Italian craftsmanship with uncompromising performance.

The Raso Gravel Wide can be ordered immediately. According to the manufacturer, the delivery time is around 12 weeks. Sarto was founded in 1959 and specialises in the manufacture of customised carbon racing and gravel bikes, which are made entirely by hand. The frameset in standard configuration will be available from 4230 euros.

Possible dream bike configuration

A sample bike with sample configuration and sample price. What does your dream bike look like?

Sarto Raso Gravel WidePhoto: Davide Dal Mas
  • Frame kit: Frameset with frame, fork, aero seatpost, aero stem/handlebar combo, headset, spacers, 2 bottle cages, thru axles and computer mount
  • Groupset: SRAM RED XPLR AXS 1x13 50t AERO DIRECT
  • Impellers: DT Swiss GRC
  • Tyres: Continental Raceking 2.2
  • Bottle holder: Mandible Arundel UD weave
  • Saddle: Selle Italia SRL 3D Carbon kit
  • Frame weight: 850 grams (size 54)
  • Weight of complete bike (without pedals): 8.1 kilos
  • Price complete wheel in standard configuration: 10,800 Euro

Sandra Schuberth, sometimes an after-work ride, sometimes a training ride, sometimes an unsupported bikepacking challenge. The main thing is her and her gravel bike - away from the traffic. Seven Serpents, Badlands or Bright Midnight: she has finished challenging bikepacking races. Gravel and bikepacking are her favourite subjects, and her demands on equipment are high. What she rides, uses and recommends has to stand the test of time: not in marketing, but in real life.

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