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2023 Kawasaki KX85 Overview
The 2023 Kawasaki KX85 is a cross / motocross motorcycle built around 84 cc of displacement. Under the tank sits a Single cylinder, two-stroke engine, a compression ratio of 10.9:1. The bore and stroke measures 48.5 x 45.8 mm. From a practical standpoint, the 2023 KX85 tips the scales at 75 kg, carries a 5-litre fuel tank, offers a seat height of 830 mm and spans a 1265 mm wheelbase. Scroll down for the complete 2023 Kawasaki KX85 spec sheet covering every technical detail from suspension travel to tyre sizes.
2023 KX85 - Pros & Cons
Strengths
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Factory engineering: The 2023 Kawasaki KX85 represents Kawasaki's engineering at the time, with a specification built around real-world usability.
Considerations
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Carburetor fuelling: Carbureted engines need occasional jetting attention and can be reluctant in cold weather or at altitude compared to modern fuel-injected alternatives.
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Tall seat height: The 830 mm seat height will challenge shorter riders - tiptoeing at low speeds is something to factor into your decision.
Owner Experiences & Common Issues
Carburetor maintenance
Carburetors on the 2023 Kawasaki KX85 benefit from a clean and re-jet if the bike has been stored, run on stale fuel, or modified with an aftermarket exhaust. Owners frequently mention that fresh jets and float needle clips transforms throttle response from flat to crisp.
KX85 - Buying & Maintenance Guide
What to check before buying
When inspecting a used 2023 Kawasaki KX85, 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 KX85 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 KX85. 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.
Carburetor upkeep
Keep the carburetors clean and free of deposits. If the KX85 has been stored, strip and clean the carb float bowls before attempting to start it. Pilot jets are the first to block and the last to be checked - always include them in any carb rebuild.
2023 Kawasaki KX85 - Frequently Asked Questions
What engine does the 2023 Kawasaki KX85 have?
The 2023 Kawasaki KX85 uses a Single cylinder, two-stroke engine with 84 cc of displacement.
How much does the 2023 Kawasaki KX85 weigh?
The 2023 Kawasaki KX85 weighs 75 kg. This is the manufacturer's wet figure.
What is the fuel tank capacity of the 2023 Kawasaki KX85?
The 2023 Kawasaki KX85 has a 5-litre fuel tank.
Is the 2023 Kawasaki KX85 suitable for shorter riders?
The 2023 Kawasaki KX85 has a seat height of 830 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 2023 Kawasaki KX85 have?
The 2023 Kawasaki KX85 uses Single disc. Petal disc with dual-piston caliper at the front and Single disc. Petal disc with single-piston caliper at the rear.
What tyre sizes does the 2023 Kawasaki KX85 use?
The front tyre size on the 2023 Kawasaki KX85 is 70/100-17.
What fuel system does the 2023 Kawasaki KX85 use?
The 2023 Kawasaki KX85 uses Carburettor. Keihin 28mm, providing precise fuelling across the rev range and reliable cold-start behaviour.
Kawasaki KX85 Spec Evolution
The Kawasaki KX85 was produced across 16 model years (2002-2023). 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 |
2002 |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2012 |
2013 |
2014 |
2015 |
2016 |
2021 |
2022 |
2023 |
| Wet Weight |
- |
- |
- |
- |
- |
- |
69.0 kg / 152.1 lbs |
69.0 kg / 152.1 lbs |
69.0 kg / 152.1 lbs |
69.0 kg / 152.1 lbs |
69.0 kg / 152.1 lbs |
69.0 kg / 152.1 lbs |
69.0 kg / 152.1 lbs |
75.0 kg / 165.3 lbs |
75.0 kg / 165.3 lbs |
75.0 kg / 165.3 lbs |
| Dry Weight |
65 kg / 143.3 lbs |
65 kg / 143.3 lbs |
65 kg / 143.3 lbs |
65 kg / 143.3 lbs |
65 kg / 143.3 lbs |
65 kg / 143.3 lbs |
- |
- |
275 kg / 606.3 lbs |
- |
- |
- |
- |
- |
- |
- |
| Engine Detail |
- |
- |
- |
- |
- |
- |
- |
- |
90 degree V-twin |
- |
- |
Crankcase reed valve |
Crankcase reed valve |
- |
- |
- |
| Engine Type |
Single cylinder |
Single cylinder |
Single cylinder |
Single cylinder |
Single cylinder |
Single cylinder |
Single cylinder |
Single cylinder, two-stroke |
Single cylinder, two-stroke |
Single cylinder, two-stroke |
Single cylinder, two-stroke |
Single cylinder, two-stroke |
Single cylinder, two-stroke |
Single cylinder, two-stroke |
Single cylinder, two-stroke |
Single cylinder, two-stroke |
| Seat Height |
- |
- |
841 mm / 33.1 in. |
841 mm / 33.1 in. |
841 mm / 33.1 in. |
841 mm / 33.1 in. |
841 mm / 33.1 in. |
841 mm / 33.1 in. |
841 mm / 33.1 in. |
841 mm / 33.1 in. |
841 mm / 33.1 in. |
841 mm / 33.1 in. |
841 mm / 33.1 in. |
830 mm / 32.7 in. |
830 mm / 32.7 in. |
830 mm / 32.7 in. |
| Fuel Capacity |
- |
- |
5.67 litres / 1.50 gallons |
5.67 litres / 1.50 gallons |
5.67 litres / 1.50 gallons |
5.67 litres / 1.50 gallons |
5.67 litres / 1.50 gallons |
5.67 litres / 1.50 gallons |
5.68 litres / 1.50 gallons |
5.68 litres / 1.50 gallons |
5.68 litres / 1.50 gallons |
5.68 litres / 1.50 gallons |
5.00 litres / 1.32 gallons |
5.00 litres / 1.32 US gallons |
5.00 litres / 1.32 US gallons |
5.00 litres / 1.32 US gallons |
| Ground Clearance (mm) |
- |
- |
340 mm |
340 mm |
340 mm |
340 mm |
340 mm |
340 mm |
340 mm |
340 mm |
340 mm |
340 mm |
340 mm |
290 mm |
290 mm |
290 mm |
| Ground Clearance (in.) |
- |
- |
13.4 inches |
13.4 inches |
13.4 inches |
13.4 inches |
13.4 inches |
13.4 inches |
13.4 inches |
13.4 inches |
13.4 inches |
13.4 inches |
13.4 inches |
11.4 inches |
11.4 inches |
11.4 inches |
Key Specifications
Engine
Single cylinder, two-stroke
Weight
75.0 kg / 165.3 lbs
Fuel Capacity
5.00 litres / 1.32 US gallons
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Full 2023 Kawasaki KX85 Specifications
Ground Clearance (in.)
11.4 inches
Ground Clearance (mm)
290 mm
Seat Height
830 mm / 32.7 in.
Wheelbase
1265 mm / 49.8 in.
Height
1100 mm / 43.3 in.
Length
1830 mm / 72.0 in.
Width
765 mm / 30.1 in.
Fuel Capacity
5.00 litres / 1.32 US gallons
Wet Weight
75.0 kg / 165.3 lbs
Bore x Stroke (in,)
1.9 x 1.8 inches
Bore x Stroke (mm)
48.5 x 45.8 mm
Displacement (cc)
84.0 cc
Displacement (ci)
5.13 cubic inches
Engine Type
Single cylinder, two-stroke
Fuel System
Carburettor. Keihin 28mm
Compression Ratio
10.9:1
Engine Lubrication
Petrol mix
Ignition
CDI with digital advance
Starter
Kick
Clutch
Wet multidisc
Final Drive
Chain (final drive)
Gearbox
6-speed
Frame Type
High-tensile steel perimeter design with subframe member
Suspension - Front
36mm inverted telescopic cartridge fork with 20-way compression damping
Suspension - Rear
Uni-Trak® single shock system with 24-way compression and 21-way rebound damping, plus adjustable spring preload
Rake
29.0°
Trail
97 mm / 3.8 in.
Wheel Travel - Front
275 mm / 10.8 in.
Wheel Travel - Rear
275 mm / 10.8 in.
Brakes - Front
Single disc. Petal disc with dual-piston caliper
Brakes - Rear
Single disc. Petal disc with single-piston caliper
Rims
Wire spoked
Tyres - Front
70/100-17
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