RR 4T RACE 390 MY 2027

ELECTRONICS
LAUNCH CONTROL AND QUICK SHIFT

The 390 sees the debut of Launch Control (LC), which delivers maximum traction off the mark whilst eliminating wheel spin, and Quick Shift (QS) for changing gears without lifting off the throttle. The new control panel is protected by the redesigned handlebar guard and also incorporates the Map Switch and Traction Control.


suspension
KYB SUSPENSION WITH NEW MY27 RACING SET-UPS

The top-of-the-range suspension system features a 48 mm KYB sealed-cartridge front fork and a KYB C46 RCU monoshock. For the Model Year 2027, the suspension benefits from new hydraulic settings developed directly in the field by the official Beta teams, ensuring superior riding feel, maximum traction on rough terrain and absolute stability during hard braking at the limit.


LED HEADLIGHT AND NEW HEADLIGHT MASK

A redesigned headlight mask incorporating a new, powerful LED headlamp, capable of providing a superior beam whilst consuming less power.

INSTRUMENTATION TRAILTECH AND REED SENSOR

New Trailtech digital dashboard – larger, more robust and easier to read – paired with a high-precision wheel reed sensor.

REINFORCED CHAIN GUARDS

Redesigned chain guard to withstand mud and stones, complemented by a new, wider pinion cover that complies with competition regulations.

SOFT-COMPOUND GRIPS

Soft-compound grips to reduce vibrations.

ANODISED COMPONENTS AND ERGAL FOOTPEGS

Ergal racing footpegs with interchangeable steel pins, red anodised aluminium oil caps and black anodised gear shift levers/foot brake levers.

ZF SPROCKETS

Bi-material sprocket with an anodised aluminium core and steel teeth.

RACING SEAT AND BI-COMPONENT HANDGUARDS

Seat with non-slip covering, document pocket and guards provided by reinforced handguards made from bi-component material.

FRAME

Molybdenum steel with double cradle split above the exhaust port

WHEELBASE 1480 mm
MAX LENGHT 2180 mm
MAX WIDTH 830 mm
max height 1275 mm

ENGINE RR 4T RACE 390 MY 2027

ENGINE
CONSTANTLY SMOOTH AND LINEAR POWER DELIVERY

The 390 4-stroke engine delivers exceptional power to the ground right from low revs, making it ideal on tricky terrain. For MY27, it introduces a new, purely mechanical chain tensioner to reduce friction and optimise both hot and cold starts, complemented by a new, enhanced voltage regulator.

ENGINE
TYPE - Single cylinder, 4-stroke, liquid-cooled
BORE 88 mm
STROKE 63,4 mm
DISPLACEMENT 385,6 cc
COMPRESSION RATIO 11,48:1