MotoSpecs

2013 Kawasaki KX450F Specifications

Cross / motocross

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2013 Kawasaki KX450F Overview

The 2013 Kawasaki KX450F is a cross / motocross motorcycle built around 449 cc of displacement. Under the tank sits a Single cylinder, four-stroke engine running DOHC valve actuation, a compression ratio of 12.5:1. The bore and stroke measures 96 x 62.1 mm. 2013 Kawasaki KX450F delivers 59 Nm @ 5250 Revolutions of torque. From a practical standpoint, the 2013 KX450F tips the scales at 112.5 kg, carries a 6.21-litre fuel tank, offers a seat height of 955 mm and spans a 1,481 mm wheelbase. Scroll down for the complete 2013 Kawasaki KX450F spec sheet covering every technical detail from suspension travel to tyre sizes.

2013 KX450F - Pros & Cons

Strengths

  • Fuel injection: The fuel injection injection system delivers crisp throttle response and reliable cold starts regardless of altitude or temperature.

Considerations

  • Tall seat height: The 955 mm seat height will challenge shorter riders - tiptoeing at low speeds is something to factor into your decision.

Owner Experiences & Common Issues

Throttle response and fuelling

The fuel injection on the 2013 Kawasaki KX450F is generally well-regarded. Some owners note a slight hesitation at small throttle openings when cold, which clears once the engine reaches operating temperature. A quick visual check of the injector connectors during routine servicing is good practice on higher-mileage examples.

Valve clearance checks

DOHC engines should have valve clearances checked at the manufacturer's specified interval. Owners report that clearances can tighten over time on higher-mileage bikes, leading to slight ticking from the top end. Catching it early keeps the job simple and avoids more costly remediation.

KX450F - Buying & Maintenance Guide

What to check before buying

When inspecting a used 2013 Kawasaki KX450F, start with the basics: check the service book for oil change frequency, inspect the chain and sprockets for wear, and look for oil seepage around the engine casings and rocker covers. A cold start test is invaluable - a well-maintained KX450F should fire up cleanly and settle to a smooth idle within a few seconds.

Oil and filter changes

Regular oil changes are the single most important maintenance task on any KX450F. Stick to the manufacturer's interval - typically every 6,000 km or once a year, whichever comes first. Always use the correct viscosity grade as specified in the owner's manual.

Fuel system care

The KX450F's fuel injection system is durable but benefits from quality fuel and the occasional use of a fuel-system cleaner additive. If the bike has been stored for more than three months, drain and replace the fuel to prevent varnish deposits in the injectors.

Valve clearance service

Check that valve clearances have been adjusted at the correct intervals on any used KX450F. This is a job many owners skip because the bike does not immediately feel wrong - but tight clearances accelerate valve seat wear. Ask for proof it has been done.

2013 Kawasaki KX450F - Frequently Asked Questions

What engine does the 2013 Kawasaki KX450F have?
The 2013 Kawasaki KX450F uses a Single cylinder, four-stroke engine with 449 cc of displacement.
How much does the 2013 Kawasaki KX450F weigh?
The 2013 Kawasaki KX450F weighs 112.5 kg. This is the manufacturer's wet figure.
How much power does the 2013 Kawasaki KX450F make?
The 2013 Kawasaki KX450F produces 59 Nm @ 5250 Revolutions of torque.
What is the fuel tank capacity of the 2013 Kawasaki KX450F?
The 2013 Kawasaki KX450F has a 6.21-litre fuel tank.
Is the 2013 Kawasaki KX450F suitable for shorter riders?
The 2013 Kawasaki KX450F has a seat height of 955 mm. This is towards the tall end of the spectrum and will require most riders under 175 cm to tiptoe at stops.
What brakes does the 2013 Kawasaki KX450F have?
The 2013 Kawasaki KX450F uses Single disc. Petal disc with 2-piston caliper at the front and Single disc. Petal disc with single-piston caliper at the rear.
What tyre sizes does the 2013 Kawasaki KX450F use?
The 2013 Kawasaki KX450F runs 80/100-21 front and 120/80-19 rear tyres. A good selection of sport, touring and all-weather rubber is available in these sizes.

Kawasaki KX450F Spec Evolution

The Kawasaki KX450F was produced across 13 model years (2006-2018). The table below highlights the key specifications that changed across the production run - useful whether you are comparing years or tracking down a specific variant.

Specification 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018
Wet Weight - - - 112.1 kg / 247.1 lbs 113.6 kg / 250.4 lbs 113.4 kg / 249.9 lbs 113.0 kg / 249.1 lbs 112.5 kg / 248.0 lbs 112.5 kg / 248.0 lbs 112.5 kg / 248.0 lbs 108.7 kg / 239.6 lbs 108.8 kg / 239.9 lbs 108.8 kg / 239.8 lbs
Dry Weight 99.8 kg / 220.0 lbs 99.8 kg / 220.0 lbs 99.8 kg / 220.0 lbs - - - 275 kg / 606.3 lbs - - - - - -
Engine Type Single cylinder Single cylinder Single cylinder Single cylinder, four-stroke Single cylinder, four-stroke Single cylinder, four-stroke Single cylinder, four-stroke Single cylinder, four-stroke Single cylinder, four-stroke Single cylinder, four-stroke Single cylinder, four-stroke Single cylinder, four-stroke Single cylinder, four-stroke
Seat Height 965 mm / 38.0 in. 965 mm / 38.0 in. 965 mm / 38.0 in. 965 mm / 38.0 in. 965 mm / 38.0 in. 960 mm / 37.8 in. 955 mm / 37.6 in. 955 mm / 37.6 in. 955 mm / 37.6 in. 955 mm / 37.6 in. 955 mm / 37.6 in. 950 mm / 37.4 in. 950 mm / 37.4 in.
Fuel Capacity 7.19 litres / 1.90 gallons 7.19 litres / 1.90 gallons 7.19 litres / 1.90 gallons 7.00 litres / 1.85 gallons 7.19 litres / 1.90 gallons 7.19 litres / 1.90 gallons 6.21 litres / 1.64 gallons 6.21 litres / 1.64 gallons 6.21 litres / 1.64 gallons 6.21 litres / 1.64 gallons 6.21 litres / 1.64 gallons 6.21 litres / 1.64 gallons 6.21 litres / 1.64 gallons
Ground Clearance (mm) 345 mm 345 mm 345 mm 340 mm 340 mm 335 mm 330 mm 330 mm 330 mm 330 mm 330 mm 335 mm 335 mm
Ground Clearance (in.) 13.6 inches 13.6 inches 13.6 inches 13.4 inches 13.4 inches 13.2 inches 13.0 inches 13.0 inches 13.0 inches 13.0 inches 13.0 inches 13.2 inches 13.2 inches
Fuel Control DOHC DOHC DOHC DOHC DOHC DOHC DOHC DOHC DOHC Double Overhead Cams/Twin Cam (DOHC) Double Overhead Cams/Twin Cam (DOHC) Double Overhead Cams/Twin Cam (DOHC) Double Overhead Cams/Twin Cam (DOHC)

Key Specifications

Engine

Single cylinder, four-stroke

Power

N/A

Torque

59.00 Nm (6.0 kgf-m or 43.5 ft.lbs) @ 5250 Revolutions

Top Speed

N/A

Weight

112.5 kg / 248.0 lbs

Fuel Capacity

6.21 litres / 1.64 gallons

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Full 2013 Kawasaki KX450F Specifications

Colours Lime Green
Max Torque 59.00 Nm (6.0 kgf-m or 43.5 ft.lbs) @ 5250 Revolutions
Bore x Stroke (in,) 3.8 x 2.4 inches
Bore x Stroke (mm) 96.0 x 62.1 mm
Displacement (cc) 449.00 cc
Displacement (ci) 27.40 cubic inches
Engine Type Single cylinder, four-stroke
Fuel Control DOHC
Fuel System Injection. DFI with 43mm Keihin throttle body
Compression Ratio 12.5:1
Ignition Digital DC-CDI
Starter Electric
Valve System 4
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KX450F Years

2013 2012

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Kawasaki KX450F - other years

2013 2012
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