The 2023 Kawasaki KX450SR is Kawasaki?s limited-edition ?Special Racer? version of the KX450 motocross bike. It came with factory race upgrades over the standard KX450. Engine & Performance 449cc liquid-cooled 4-stroke single-cylinder DOHC, fuel injected Electric start 5-speed transmission Hydraulic clutch Launch control + Kawasaki Traction Control (KTRC) Handlebar-mounted power mode switch Smartphone tuning via Rideology app Pro Circuit Ti-6 titanium exhaust Special ECU and FI mapping Polished intake ports for increased mid/high RPM power Suspension Front: 49mm Showa coil-spring fork Kashima + titanium coatings Fully adjustable Rear: Showa shock with Kashima coating High/low-speed compression adjustability Rebound and preload adjustable Chassis & Brakes Lightweight aluminum perimeter frame XTRIG ROCS-Tech triple clamps PHDS handlebar damping system Renthal Fatbar handlebars Brembo front brake system 270mm front rotor / 240mm rear rotor DID DirtStar ST-X rims DID gold chain Renthal rear sprocket Dimensions Seat height: ~37.6 in Ground clearance: ~13.2 in Fuel capacity: 1.6 gal Wet weight: about 243 lb Special SR Features Compared to the standard KX450, the SR added: Factory race tuning Higher-end suspension setup Titanium exhaust Better triple clamps Brembo braking hardware Factory graphics and Hinson clutch cover More aggressive engine character
Featuring special tuning and elite-level racing components, the limited-edition KX™450SR motorcycle is built to win right out of the box. This bike is designed to further elevate the performance, durability, and styling of the already championship-proven KX™450 platform by partnering up with the most respected names in the sport. With only limited quantities available, now is your chance to cross the finish line first with this one-of-a-kind race machine.
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** Non-Current prices reflect all factory to dealer and consumer incentives
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The 2023 Kawasaki KX450SR is Kawasaki?s limited-edition ?Special Racer? version of the KX450 motocross bike. It came with factory race upgrades over the standard KX450.
Engine & Performance
449cc liquid-cooled 4-stroke single-cylinder
DOHC, fuel injected
Electric start
5-speed transmission
Hydraulic clutch
Launch control + Kawasaki Traction Control (KTRC)
Handlebar-mounted power mode switch
Smartphone tuning via Rideology app
Pro Circuit Ti-6 titanium exhaust
Special ECU and FI mapping
Polished intake ports for increased mid/high RPM power
Suspension
Front: 49mm Showa coil-spring fork
Kashima + titanium coatings
Fully adjustable
Rear: Showa shock with Kashima coating
High/low-speed compression adjustability
Rebound and preload adjustable
Chassis & Brakes
Lightweight aluminum perimeter frame
XTRIG ROCS-Tech triple clamps
PHDS handlebar damping system
Renthal Fatbar handlebars
Brembo front brake system
270mm front rotor / 240mm rear rotor
DID DirtStar ST-X rims
DID gold chain
Renthal rear sprocket
Dimensions
Seat height: ~37.6 in
Ground clearance: ~13.2 in
Fuel capacity: 1.6 gal
Wet weight: about 243 lb
Special SR Features
Compared to the standard KX450, the SR added:
Factory race tuning
Higher-end suspension setup
Titanium exhaust
Better triple clamps
Brembo braking hardware
Factory graphics and Hinson clutch cover
More aggressive engine character