2026 Beta RX 450

Motocross 4 Stroke
Category
449cc 4 stroke
Engine Size
Comment

Motocross Manual 5sp 450cc (4T)

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Overview ^
Network ID
SHRM-AD-686161
Bike
Motocross Manual 5sp 450cc (4T)
Price
$14,495 Ride away
Body
Motocross 4 Stroke
Engine Capacity
449 cc
Configuration
Single cylinder, 4-stroke, liquid-cooled
Country of Origin
ITALY
Bike Type
Motocross
Series
RX
Colours
Beta Red/Blue
Ride Away Price
True
OEM Ride Away Price
14495
Country of Origin
ITALY
Grey Import
False
Is Limited Edition
False
Engine Description
450
Engine Config
Single
Engine Capacity
449 cc
Engine Type
Piston
Engine Stroke
4
Bore
97.0 mm
Stroke
60.8 mm
Cam Type
DOHC (Double Over Head Cam)
Cylinders
1
Valves Per Cylinder
4
Compression Ratio
13.5:1
Induction System
Aspirated
Carburettor
Elldor dual electronic injection
Throttle Bore
46mm
Cooling
Liquid
Coolant Capacity
1.3 L
Lubrication
Wet Sump
Oil Capacity
0.8 L
Exhaust Config
1 Into 1
Exhaust Description
Steel/Aluminium system
Electric Hub Motor
Not Available
Ignition
CDI (Capacitive Discharge Ignition)
Ignition Description
AC Kokusan - Digital CDI
Starter
Electric
Engine Voltage
12 Volt
Charging Method
Alternator & Regulator-Rectifier
Spark Plug Description
NGK LKAR 8A-9
Fuel Type
Petrol
Fuel Tank Capacity
7.0 L
Fuel Reserve Capacity
1.40 L
Drive Type
Chain
Gear Type
Manual
Gear Number
5
Gear Change Method
Left foot lever
Clutch Type
Wet, Multi-disc
Chassis Description
Molybdenum steel with double cradle split above the exhaust port
Frame Material
Molybdenum steel
Frame Design
Double cradle; Split
Front Suspension
KYB AOS Closed Cartridge with adjustable compression & rebound
Front Suspension Travel
305.0 mm
Rear Suspension
KYB 50mm body with adjustable rebound and high/low speed on compression adjustment (135mm stroke)
Rear Suspension Travel
300.0 mm
Fork Diameter
48.0 mm
Swingarm Type
Dual Sided
Steering Damper
Not Available
Front Brake Description
Single Galfer wave disc; Floating Nissin caliper; Hydraulic
Front Brake Caliper(s)
Double Piston
Front Brake Diameter
260.0 mm
Rear Brake Description
Single Galfer wave disc; Floating Nissin caliper; Hydraulic
Rear Brake Caliper(s)
Single Piston
Rear Brake Diameter
240.0 mm
Wheel Type
Blue rims; Laced, 36 Spokes
Wheel Size Front
1.6x21"
Wheel Size Rear
2.15x19"
Rear Tyre
110/90-19"
Front Tyre
80/100-21"
Length
2170 mm
Width
830 mm
Height
1270 mm
Wheelbase
1475 mm
Ground Clearance
335.0 mm
Dry Weight
104.5 kg
Weight Distribution Front/Rear
Front 51.4 kg / Rear 53.1 kg
Seat Height
945 mm
Seating Capacity
1
Warranty in Months from First Registration
1 Month - Parts Only
Traction Control
Standard
Rider Modes
2
Seating Position
Upright

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