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2021 Beta 300 RX 2-Stroke
2021 Beta 300 RX 2-Stroke

Specs

General Information

Manufacturer
Beta
Beta
Model Year
2021
2021
Model
300 RX 2-Stroke
300 RX 2-Stroke
Model Code
300RX2SSTROKE
300RX2SSTROKE
Color
Red
Red

Brakes/Wheels/Tires

Brakes

Front - 260 mm floating rotor

Rear - 240 mm rotor

Front - 260 mm floating rotor

Rear - 240 mm rotor

Wheels

Front rim - 21 in.

Rear rim - 19 in.

Front rim - 21 in.

Rear rim - 19 in.

Tires
Front / Rear - Michelin Starcross
Front / Rear - Michelin Starcross

Dimensions

Height
Footrest - 16 in.
Footrest - 16 in.
Weight
Dry - 219 lb.
Dry - 219 lb.
Ground Clearance
12.9 in.
12.9 in.
Wheelbase
58.3 in.
58.3 in.
Seat Height
37.3 in.
37.3 in.

Drivetrain

Transmission
6-speed
6-speed
Final Drive
O-ring chain
O-ring chain

Engine

Engine
Beta-Built 2-stroke, with Beta Progressive Valve power exhaust valve system
Beta-Built 2-stroke, with Beta Progressive Valve power exhaust valve system
Cooling
Liquid
Liquid
Cylinders
Single
Single
Displacement
293.1 cc
293.1 cc
Bore x Stroke
72 x 72 mm
72 x 72 mm
Compression Ratio
12.9:1
12.9:1
Clutch
6-Spring wet multi-disc
6-Spring wet multi-disc
Carburetion
Keihin PWK 38 mm
Keihin PWK 38 mm
Ignition

AC-CDI Kokusan

Spark Plug: NGK BR8ES

AC-CDI Kokusan

Spark Plug: NGK BR8ES

Starting
Electric (back-up kick start available as an option)
Electric (back-up kick start available as an option)
Lubrication
Pre-Mix
Pre-Mix
Fuel Capacity
US - 2.55 gal.
US - 2.55 gal.

Operational

Frame
Molybdenum steel / double cradle with quick air filter access
Molybdenum steel / double cradle with quick air filter access
Front Suspension

48 mm KYB AOS Closed Cartridge fork, adjustable compression & rebound.

Wheel Travel - 12.15 in.

48 mm KYB AOS Closed Cartridge fork, adjustable compression & rebound.

Wheel Travel - 12.15 in.

Rear Suspension

Aluminum Body Sachs shock with adjustable rebound and hi / low speed compression

Wheel Travel - 11.6 in.

Aluminum Body Sachs shock with adjustable rebound and hi / low speed compression

Wheel Travel - 11.6 in.

Other

Warranty
6 month limited
6 month limited

Features

Features

  • 300 cc 2-stroke with special power delivery for MX
  • 19 in. Rear wheel
  • Electric start
  • Longer travel suspension
  • Adjustable power valve to provide a custom power delivery
  • Stiffer MX suspension settings
  • Plated exhaust pipe
  • Moto stand included with every RX model

Features

  • 300 cc 2-stroke with special power delivery for MX
  • 19 in. Rear wheel
  • Electric start
  • Longer travel suspension
  • Adjustable power valve to provide a custom power delivery
  • Stiffer MX suspension settings
  • Plated exhaust pipe
  • Moto stand included with every RX model