Key performance
Technical specifications
Engine
- Displacement
- 397 cc
- Power
- 27.0 ch @ 6500 tr/min (19.9 kW)
- Torque
- 31.0 Nm @ 5000 tr/min
- Engine type
- Monocylindre, 4 temps
- Cooling
- par air
- Compression ratio
- 8.8 : 1
- Bore × stroke
- 85 x 70 mm
- Valves/cylinder
- 4
- Camshafts
- 1 ACT
- Fuel system
- Injection
Chassis
- Frame
- Cadre tubulaire en acier
- Gearbox
- boîte à 5 rapports
- Final drive
- Chaîne
- Front suspension
- Fourche téléhydraulique Ø 41 mm
- Rear suspension
- 2 amortisseurs latéraux
Brakes
- Front brakes
- Freinage
- Rear brakes
- Freinage 1 disque
- Front tyre pressure
- 1.80 bar
- Rear tyre
- 130/80-18
- Rear tyre pressure
- 2.00 bar
Dimensions
- Fuel capacity
- 16.00 L
- Dry weight
- 156.00 kg
- New price
- 3 995 €
Overview
When you look at the TT40 for the first time, the premise is immediately clear. No need to read a single line of spec sheet. The headlight fairing sculpted in the spirit of the Manx Norton, the long single-seat saddle that invites you to lean toward the handlebars, the trumpet exhaust, the mirrors perched at the ends of the clip-ons. Mash has built a pose, a living tableau of the 1970s, and the brand owns it all the way.

The engine makes no attempt to deceive. This 397 cc single-cylinder, with its 27 horsepower at 6,500 rpm and 31 Nm at 5,000 rpm, has no pretension to rival the Japanese or Austro-Hungarian roadsters in the category. The mechanics are more reminiscent of a Honda CB-era block than modern high-compression architectures. The Delphi injection and Euro4 compliance are there to satisfy the MOT, not to transform this café racer into a thrill machine. The 5-speed gearbox delivers adequate gear changes, the chain transmits measured power, and the claimed top speed of 140 km/h will likely be the upper limit of real-world use on open A-roads.
The riding position pleasantly surprises. You expected to suffer, yet you remain fairly comfortable. The clip-ons demand a forward-leaning torso without punishing the wrists, and the 156 kg dry weight allows you to manage the machine without particular effort. The 41 mm telescopic fork and twin rear shock absorbers do an honest job, if not a spectacular one. The braking system includes switchable ABS, which for a motorcycle at this positioning is a genuine selling point. The front disc works adequately to contain the ambitions of a machine whose primary vocation remains urban riding and secondary roads.
Against a Kawasaki Ninja 400, a KTM RC 390, or a Yamaha YZF-R3, the TT40 logically takes the hit in terms of outright performance. Those machines deliver more power, brake better, and corner more effectively. But they don't tell the same story, and that is precisely where Mash's commercial logic lies. At €3,995, the TT40 targets the rider who wants an object to look at as much as to ride — someone who prefers the patina of a well-designed vintage style over the precision of a digital dashboard. The audience is clearly urban, aesthetically minded, probably holding a recently obtained A2 licence and with little interest in the track.
The one real concern is Mash's reputation for reliability. The brand has carried since its early days an image of inconsistent build quality and occasionally unpredictable engine behaviour depending on production batches. If these flaws have been addressed in this version, the TT40 represents a coherent choice for anyone seeking character without emptying their bank account. If not, the visual charm may not be enough to compensate for repeated trips to the dealer.
Standard equipment
- Assistance au freinage : ABS désactivable
Practical info
- La moto est accessible aux permis : A
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