For the Roadster 400, Italjet relies on a liquid-cooled single-cylinder engine with a displacement of 394 cubic centimeters. According to the technical specifications, the engine delivers 31 kW (41.5 hp) at 7,500 rpm and offers 41.2 Nm at 6,000 rpm. Power is transmitted via a continuously variable CVT with a V-belt and centrifugal clutch—classic scooter style, but in a distinctly sportier design.

Italjet Roadster 400 – Urban Roadster with Attitude
Extravagant Style Meets Retro Elegance
With the Roadster 400, Italjet introduces a vehicle that aims to combine urban style, technical finesse, and a distinctive design.
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Der Horvath
published on 11/5/2025
Italjet Roadster 400 – Technical Foundation with 400cc Single-Cylinder
The weight is specified at 151 kg, and the tank holds 12 liters. Italjet states a consumption of 5.1 l/100 km, with emissions below 90 g/km according to Euro 5+ standards.
DLAS System – Patented Front End for Precise Handling
A technical highlight of the Roadster 400 is the DLAS System (Dual Link Articulated Suspension). This is a patented Italjet front axle system with two elements that separates steering and suspension. The lower arm integrates the wheel axle and brake caliper holder. According to the manufacturer, this design is supposed to provide greater rigidity, reduced weight, and precise steering behavior that is independent of suspension travel.
At the front, a leading arm suspension with 90 mm of travel is utilized, while the rear features a trailing arm swingarm with 120 mm of travel. Both wheels measure 13 inches and are fitted with tires sized 120/70 ZR13 at the front and 150/70 ZR13 at the rear.
Braking power is provided by twin 280 mm discs at the front and a 260 mm single disc at the rear, each equipped with ABS.
Design – Characteristically Italjet, with Retro Touches
Visually, Italjet stays true to its line: the Roadster 400 presents itself as angular, sporty, and technically transparent. The trellis steel frame is visibly integrated, and the alloy spoke wheels enhance the mechanical look.
At the same time, retro elements shine through: round headlights with modern LED technology, clean lines without excessive fairing, and subtle chrome details are meant to evoke classic naked bikes. The Roadster thus appears as a blend of urban scooter and retro roadster—a concept that is typically Italjet and deliberately sets itself apart from the crowd.
Features – Modern Amenities for Urban Riding
The Italjet Roadster 400 is equipped with a TFT display, traction control, ABS, heated grips, LED lighting including daytime running lights, and an anti-theft system. The seat height of 790 mm and the wheelbase of 1,540 mm suggest an upright yet sporty riding position. Italjet specifies maintenance intervals at 15,000 km, with valve clearance checks every 30,000 km.
According to the manufacturer, the Roadster is priced starting at around €7,500.
Conclusion – A Scooter for Individualists
With the Roadster 400, Italjet expands its lineup with a vehicle positioned between scooter and motorcycle. The blend of technical sophistication, patented suspension system, and unique design is likely to appeal to those who want to stand out in urban traffic.
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FAQ – Italjet Roadster 400
How much power does the Italjet Roadster 400 have? The single-cylinder engine delivers 31 kW (41.5 hp) at 7,500 rpm and 41.2 Nm at 6,000 rpm.
What suspension system does the Italjet Roadster 400 use? It uses Italjet's patented DLAS System, a dual handlebar design with separate steering and suspension systems.
How much does the Italjet Roadster 400 weigh? The ready-to-ride weight is 151 kg.
What braking system is installed? At the front, there are two 280 mm discs, and at the rear, a 260 mm disc—each equipped with ABS.
What are the tire sizes on the Roadster 400? Front: 120/70 ZR13, Rear: 150/70 ZR13.
What is the seat height? The seat height is 790 mm.
What is the tank capacity? The capacity is 12 liters.
What electronics are standard on board? TFT display, ABS, traction control, LED lighting system, anti-theft system, heated grips.
How often does the Italjet Roadster 400 need servicing? The regular maintenance interval is 15,000 km or 12 months.
How much does the Italjet Roadster 400 cost? The price is indicated at around €7,500.
Italjet Roadster 400 – Urban Roadster with Attitude Images
Source: 1000PS

