TOTAL BALANCE ON ANY TERRAIN
RR RACE 4T 390 2027
BETA RR RACE 4T 390 2027
TOTAL BALANCE ON ANY TERRAIN
The RR Race 390 4T strikes the perfect balance between agility and power. Smooth, easy to handle and always ready to deliver traction, it is the ideal choice for anyone looking for a four-stroke bike capable of adapting to any situation: from slow, slippery technical sections to fast, flowing trails.
The RR Race 390 4T offers the ideal blend of manoeuvrability and usable power. The introduction of Launch Control, Quick Shift, retuned KYB suspension and an LED headlight elevates performance whilst maintaining an intuitive and smooth ride. Stability, safety and instant traction make it the perfect companion for picking up the pace on any track.
TECHNICAL DATA
| CHASSIS | |
|---|---|
|
Frame |
Molybdenum steel with double cradle split above the exhaust port |
|
Wheelbase |
1480 mm |
|
Max length |
2180 mm |
|
Max width |
830 mm |
|
Max height |
1275 mm |
|
Seat height |
950 mm |
|
Ground clearance |
335 mm |
|
Dry weight |
107,5 kg (front 52,7 kg; rear 54,8 kg) |
|
Fuel tank capacity |
9,0 l |
|
Front suspension |
KYB Sealed cartridge USD front fork ( ø 48 mm )
|
|
Rear suspension |
KYB Monoshock with progressive compound lever |
|
Front brake |
Wave disc ø260 mm and double-piston floating caliper |
|
Rear brake |
Wave disc ø240 mm and single-piston floating caliper |
|
Front tyre |
90/90 – 21 |
|
Rear tyre |
120/90 – 18 |
| ENGINE | |
|---|---|
|
Type |
Single cylinder, 4-stroke, liquid-cooled |
|
Bore & Stroke |
88 mm x 63,4 mm |
|
Displacement |
385,6 cc |
|
Compression ratio |
12,48:1 |
|
Valve train |
DOHC finger follower / 4 titanium valve |
|
Starter |
Electric starter |
|
Ignition |
AC – CDI Kokusan |
|
Lubrication |
2 oil pumps |
|
Fuel system |
Elldor dual electronic injection |
|
Clutch |
wet multi-disc clutch |
|
Transmission |
6 gears |
|
Final transmission |
chain |
|
Engine oil |
SAE 10W/50 0,8 l. + SAE 10W/40 0,8 l. |