2018 Beta 250 RR 2-Stroke



  • LIGHT WEIGHT: 10 lbs. lighter for 2018
  • HIGH COMPRESSION: Increased compression for improved engine response.
  • 2 STROKE CLUTCH: New smoother clutch for 2018
  • NEW CYLINDER: New cylinder for even smoother power
  • 2 STROKE FRAMES: More rigid frame for improved handling

General Information

Manufacturer Beta
Model Year 2018
Model 250 RR 2-Stroke
Model Code 250RR2STROKE
Stock Number BET100380
Color Red



Front - 260 mm rotor

Rear - 240 mm rotor


Front Rim - 21 in.

Rear Rim - 18 in.

Tires Front and Rear - Enduro Competition


Weight Dry - 229 lb.
Ground Clearance 12.6 in.
Wheelbase 58.3 in.
Seat Height

36.6 in.

Footrest - 16 in.


Transmission 6-speed
Final Drive O-ring chain


Engine Beta-Built single cylinder, 2-stroke, with BPV power valve system and electric start with back up kick starter sold as an option.
Displacement 249 cc
Bore x Stroke 66.4 x 72 mm
Compression Ratio 13.2:1
Carburetion Keihin PXK 36 mm
Fuel Capacity US - 2.5 gal.

AC-CDI, Kokusan with dual map switch

Spark Plug - NGK BR7ES

Clutch Wet multi-disc
Cooling Liquid
Exhaust Beta Progressive Valve (BPV) system
Lubrication Electronic Oil Injection


Starting Electric with back up kick starter
Oil Capacity 650 cc
Frame Molybdenum steel, double cradle with quick air filter access

Front - 48 mm Sachs USD fork, adjustable compression and rebound, TFX technology

Front Wheel Travel - 11.6 in.

Rear - Aluminum body Sachs shock with adjustable rebound and hi / low speed compression

Rear Wheel Travel - 11.4 in.


Steering - 27°

Offset - 20 mm


Warranty 6 month Limited Warranty