2025 Kawasaki KX 450SR Single-Cylinder 449 JKAKXGPCXSA000351 - Longshore Cycle

2025 Kawasaki KX™450SR

BUILT TO WIN

Featuring special tuning and elite-level racing components, the limited-edition KX™450SR motorcycle is built to win right out of the box. Based off the championship-proven KX™450 platform, this bike is designed to further elevate the performance, durability, and styling by featuring components from the most respected brands in the sport. Available in limited quantities, this is your chance to cross the finish line first with this elite race machine.

Features may include:

POWER & PERFORMANCE

LIMITED-EDITION RACER

The KX™450SR motorcycle is designed for serious competitors seeking race wins. Featuring elite-level racing components, special tuning, and design updates inspired by the Monster Energy® Kawasaki race team, this limited-edition Special Racer boasts elevated performance and factory racer looks. Performance gains come thanks to updates* to the engine, exhaust, suspension, engine mapping, and wheels.

RACE-READY SUSPENSION

SHOW THEM HOW IT’S DONE

Enjoy smooth action, firm damping, and optimal traction with the highly adjustable Showa suspension package on the KX™450SR motorcycle. The Showa suspension package on the KX450SR is inspired by the machines ridden by the Monster Energy® Kawasaki race team with optimized settings to achieve higher performance, smoother suspension action, and provide a plush feeling.

CHASSIS, ERGONOMICS, & STYLING

THE ADVANTAGE IS YOURS

With agile handling, a strong and lightweight chassis, and ERGO-FIT® adjustable components, you’ll experience an unmatched race-winning advantage on the KX™450SR motorcycle. Stand out from the crowd with factory-edition styling, featuring Monster Energy® Kawasaki race team-inspired graphics, Lime Green handlebar pad, Metallic Magnesium Gold cylinder head cover, and a Hinson clutch cover.

ADVANCED TECHNOLOGY

RIDE CONFIDENTLY

Offering quick, reliable starting, and advanced braking power backed by decades of championship-proven experience, the KX™450SR motorcycle delivers superior technology designed to inspire confidence from the gate drop to the finish line.

ADDITIONAL

Lightweight aluminum perimeter frame

Coned disc-spring hydraulic clutch

Hinson clutch cover with Kawasaki logo

Renthal® rear sprocket and D.I.D gold chain

D.I.D DirtStar ST-X rims

ERGO-FIT® adjustable components for ride position optimization

ODI lock-on grips

Quick-release side cover and tool-less air filter access

Brembo front brake system with 270mm disc

Basic Information

Year: 2025
Make: Kawasaki
Model: KX
Trim: 450SR
Stock Number: 0351
VIN: JKAKXGPCXSA000351
Condition: New
Type: Off-Road
Title: Clean
Color: LIME

Brakes

Brake Brand Name: Braking
Front Brake: Disc
Front Brake Diameter (in): 10.6
Front Brake Diameter (mm): 270
Rear Brake: Disc
Rear Brake Diameter (in): 9.8
Rear Brake Diameter (mm): 250

Chassis & Suspension

Frame: Aluminum
Front Adjustable Rebound Damping
Front Suspension Brand Name: Showa
Front Suspension Size (in): 1.9
Front Suspension Size (mm): 49
Front Suspension Type: Inverted Fork
Front Travel (in): 12
Front Travel (mm): 304.8
Number Rear Shock Absorbers: 1
Rear Adjustable Rebound Damping
Rear Adjustable Shock / Spring Pre-Load
Rear Suspension Brand Name: UNI-TRAK
Rear Suspension Material: Aluminum
Rear Suspension Type: Twin Sided Swing Arm
Rear Travel (in): 12.1
Rear Travel (mm): 307.3

Comfort

Adjustable Handlebars
Adjustable Levers

Drivetrain

Number Of Speeds: 5
Primary Drive (Rear Wheel): Chain
Transmission: Manual

Engine

Bore (in): 3.78
Bore (mm): 96
Carburetion Brand: Keihin
Carburetion Type: Fuel Injected
Compression Ratio: 12.5:1
Cooling System: Liquid
Cylinders: 1
Engine Disp. to Weight (cc): 1.88
Engine Size (cc): 449
Engine Size (ci): 27.4
Engine Stroke: 4-Stroke
Engine Type: Single-Cylinder
Fuel Capacity (gal): 1.64
Fuel Injector
Fuel Injector Size (mm): 44
Fuel Requirements: Regular
Starter: Electric
Stroke (in): 2.45
Stroke (mm): 62.1
Valve Configuration: DOHC
Valves: 4
Valves Per Cylinder: 4

Other Information

Decal Kit
Engine Case Guard
Exhaust Guard
Exterior Covers
Exterior Guards
Foot Pegs
Foot Peg Location: Driver
Fork Guards
Front Fender
Hand Grips
Side Cover
Rear Fender
Stand
Stand Type: Kick

Safety

Skid Plate

Specifications

Body Material: Plastic
Dry Weight (kg): 108
Dry Weight (lbs): 238
Front Tire (Full Spec): Dunlop Geomax MX3SF: 80/100-21 51M
Front Tire (Inches): 21
Front Tire Aspect Ratio: 100
Front Tire Speed Rating: M
Front Tire Width: 80
Front Wheel Width (in): 1.6
Fuel Capacity (liters): 6
Ground Clearance (in): 13.4
Ground Clearance (mm): 340.4
Height (inches): 50
Height (mm): 1270
Length (inches): 86
Length (mm): 2184.4
Rear Tire (Full Spec): Dunlop Geomax MX3S: 120/80-19 63M
Rear Tire (Inches): 19
Rear Tire Aspect Ratio: 80
Rear Tire Speed Rating: M
Rear Tire Width: 120
Rear Wheel Width (in): 2.15
Seat Height (inches): 37
Tube / Tubeless: Tubed
Wet Weight (kg): 112.5
Wet Weight (lbs): 248.2
Wheelbase (in): 58.5
Wheelbase (mm): 1486
Wheels Composition: Aluminum
Width (inches): 32
Width (mm): 820.4

We make every effort to present information that is accurate. However, it is based on data provided by the vehicle manufacturer and/or other sources and therefore exact configuration, color, specifications & accessories should be used as a guide only and are not guaranteed. We are not liable for any inaccuracies, claims or losses of any nature. Inventory is subject to prior sale and prices are subject to change without notice and cannot be combined with any other offer(s). The price for listed vehicles as equipped does not include other charges such as: License, Title, Registration Fees, State or Local Taxes, Smog Fees, Credit Investigation, Optional Credit Insurance, Physical Damage of Liability Insurance, Delivery Fees, Finance and/or Documentation Fees. Any and all differences must be addressed prior to the sale of this vehicle.