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Year
2015
Year
2022
Parent Company
Kawasaki
Parent Company
Kawasaki
Generic Type (Primary)
Sport
Generic Type (Primary)
Off-Road
Make
Kawasaki
Make
Kawasaki
Display Name
Ninja® ZX™-6R
Display Name
KX™ 250
Manufacturer Country
Japan
Manufacturer Country
Japan
Introduction Year
1998
Introduction Year
2004
Photo Gallery
-
Photo Gallery
Standard
Representative Image
-
Representative Image
No
Price
Standard
Price
Standard
MSRP
$11,699
MSRP
$8,399
Destination Charge
345
Destination Charge
430
Warranty (Months/Condition)
12 / Limited
Warranty (Months/Condition)
-
Engine
Standard
Engine
Standard
Engine Type
Horizontal In-line
Engine Type
Single-Cylinder
Cylinders
4
Cylinders
1
Engine Stroke
4-Stroke
Engine Stroke
4-Stroke
Cooling
Liquid
Cooling
Liquid
Valves
16
Valves
4
Valves Per Cylinder
4
Valves Per Cylinder
4
Valve Configuration
DOHC
Valve Configuration
DOHC
Compression Ratio
12.9:1
Compression Ratio
14.1:1
Starter
Electric
Starter
Electric
Fuel Type
Gas
Fuel Type
Gas
Carburetion
Standard
Carburetion
Standard
Carburetion Brand
Keihin
Carburetion Brand
Keihin
Fuel Injector
Yes
Fuel Injector
Yes
Carburetor
No
Carburetor
No
Carburetion Type
Fuel Injected
Carburetion Type
Fuel Injected
Bore (mm/in)
67 / 2.64
Bore (mm/in)
78 / 3.07
Stroke (in/mm)
1.78 / 45.1
Stroke (in/mm)
2.06 / 52.2
Displacement (cc/ci)
636 / 38.8
Displacement (cc/ci)
249 / 15.2
Fuel Injector Size (mm)
38
Fuel Injector Size (mm)
44
Fuel Requirements
-
Fuel Requirements
Regular
Speed Governor
-
Speed Governor
No
Transmission
Standard
Transmission
Standard
Transmission Type
Manual
Transmission Type
Manual
Number Of Speeds
6
Number Of Speeds
5
Reverse
No
Reverse
No
Primary Drive (Rear Wheel)
Chain
Primary Drive (Rear Wheel)
Chain
Dimensions
Standard
Dimensions
Standard
Weight
Standard
Weight
Standard
Capacities
Standard
Capacities
Standard
Performance
Standard
Performance
Standard
Length (in/mm)
82.1 / 2085.3
Length (in/mm)
85.8 / 2179.3
Width (in/mm)
27.8 / 706.1
Width (in/mm)
32.3 / 820.4
Height (in/mm)
43.9 / 1115
Height (in/mm)
49.8 / 1265
Wheelbase (in/mm)
54.9 / 1394.5
Wheelbase (in/mm)
58.5 / 1486
Wet Weight (lbs/kg)
423 / 191.9
Wet Weight (lbs/kg)
236.5 / 107.3
Fuel Capacity (gal/l)
4.5 / 17
Fuel Capacity (gal/l)
1.64 / 6.2
Ground Clearance (in/mm)
-
Ground Clearance (in/mm)
13.2 / 335.3
Dry Weight (lbs/kg)
-
Dry Weight (lbs/kg)
226.4 / 102.7
Engine Displacement to Weight (cc)
-
Engine Displacement to Weight (cc)
1.1
Construction
Standard
Construction
Standard
Frame
Aluminum
Frame
Aluminum
Body Material
Plastic
Body Material
Plastic
Foot Pegs
Standard
Foot Pegs
Standard
Foot Peg Location
Driver and Passenger
Foot Peg Location
Driver
Adjustable
No
Adjustable
No
Hand Grips
Standard
Hand Grips
Standard
Handlebars
Standard
Handlebars
Standard
Exterior Guards
Standard
Exterior Guards
Standard
Belt Guard
No
Belt Guard
No
Brush Guard
No
Brush Guard
-
Chain Guard
Yes
Chain Guard
-
Drive Shaft Guard
No
Drive Shaft Guard
No
Fork Guards
No
Fork Guards
Yes
Hand Guards
No
Hand Guards
-
Heel Guards
No
Heel Guards
-
Light Guard
No
Light Guard
No
Saddle Bag Guard
No
Saddle Bag Guard
No
Exterior Covers
Standard
Exterior Covers
Standard
Front Fender
Standard
Front Fender
Standard
Rear Fender
Standard
Rear Fender
Standard
Stand
Standard
Stand
Standard
Stand Type
Kick
Stand Type
Kick
Upper Fairing
Standard
Upper Fairing
-
Lower Fairing
Standard
Lower Fairing
-
Spoiler
Standard
Spoiler
-
Handlebar Pads
-
Handlebar Pads
Standard
Engine Case Guard
-
Engine Case Guard
Yes
Exhaust Guard
-
Exhaust Guard
Yes
Side Cover
-
Side Cover
Yes
Pocket
-
Pocket
No
Skid Plate
-
Skid Plate
Standard
Steering Control
Handlebar
Steering Control
Handlebar
Front Suspension Brand Name
Showa®
Front Suspension Brand Name
KYB
Front Suspension Type
Inverted Fork
Front Suspension Type
Inverted Fork
Front Adjustable Fork Pre-Load
Yes
Front Adjustable Fork Pre-Load
No
Front Adjustable Rebound Damping
Yes
Front Adjustable Rebound Damping
Yes
Front Central Suspension Strut
No
Front Central Suspension Strut
No
Steering Damper
Yes
Steering Damper
No
Rear Suspension Brand Name
UNI-TRAK®
Rear Suspension Brand Name
UNI-TRAK®
Rear Suspension Type
Twin Sided Swing Arm
Rear Suspension Type
Twin Sided Swing Arm
Rear Suspension Material
Aluminum
Rear Suspension Material
Aluminum
Rear Adjustable Shock / Spring Pre-Load
Yes
Rear Adjustable Shock / Spring Pre-Load
Yes
Rear Adjustable Rebound Damping
Yes
Rear Adjustable Rebound Damping
Yes
Number Rear Shock Absorbers
1
Number Rear Shock Absorbers
1
Air Adjustable
No
Air Adjustable
No
Front Suspension Size (in/mm)
1.6 / 41
Front Suspension Size (in/mm)
1.9 / 48
Front Travel (in/mm)
4.7 / 119.4
Front Travel (in/mm)
12.4 / 315
Rear Travel (in/mm)
5.3 / 134.6
Rear Travel (in/mm)
12.4 / 315
Wheels
Standard
Wheels
Standard
Wheels Composition
Aluminum
Wheels Composition
Aluminum
Tube / Tubeless
Tubeless
Tube / Tubeless
Tubed
Tires
Standard
Tires
Standard
Front Tire Width
120
Front Tire Width
80
Front Tire Aspect Ratio
70
Front Tire Aspect Ratio
100
Front Tire Speed Rating
Z
Front Tire Speed Rating
M
Front Wheel Diameter
17
Front Wheel Diameter
21
Rear Tire Width
180
Rear Tire Width
100
Rear Tire Aspect Ratio
55
Rear Tire Aspect Ratio
90
Rear Tire Speed Rating
Z
Rear Tire Speed Rating
M
Rear Wheel Diameter
17
Rear Wheel Diameter
19
Front Tire (Full Spec)
120/70 ZR17
Front Tire (Full Spec)
Dunlop® Geomax MX3SF: 80/100-21 51M
Rear Tire (Full Spec)
180/55 ZR17
Rear Tire (Full Spec)
Dunlop® Geomax MX3S: 100/90-19 57M
Tire Brand
-
Tire Brand
Dunlop®
Front Wheel Width (in)
-
Front Wheel Width (in)
1.6
Rear Wheel Width (in)
-
Rear Wheel Width (in)
1.85
Brakes
Standard
Brakes
Standard
Front Brake Type
Dual Hydraulic Disc
Front Brake Type
Disc
Rear Brake Type
Hydraulic Disc
Rear Brake Type
Disc
Front Brake Diameter (in/mm)
12.2 / 310
Front Brake Diameter (in/mm)
10.6 / 270
Rear Brake Diameter (in/mm)
8.7 / 220
Rear Brake Diameter (in/mm)
9.4 / 240
Seat Type
Two-Piece
Seat Type
One-Piece
Seat Location
Driver and Passenger
Seat Location
Driver
Seat Material
Vinyl
Seat Material
Vinyl
Adjustable
No
Adjustable
No
Folding
No
Folding
No
Seat Specifications
Standard
Seat Specifications
Standard
Number Of Seats
2
Number Of Seats
1
Detachable Passenger Seat
Standard
Detachable Passenger Seat
-
Backrest Logo Plate
No
Backrest Logo Plate
No
Lumbar Adjustment
No
Lumbar Adjustment
No
Seat Tail Cover
Optional
Seat Tail Cover
-
Grab Rail or Strap
Standard
Grab Rail or Strap
-
Detachable
No
Detachable
No
Seat Height (in/mm)
32.7 / 830.6
Seat Height (in/mm)
37.3 / 947.4
Digital Instrumentation
Standard
Digital Instrumentation
-
Clock
Standard
Clock
-
Speedometer
Standard
Speedometer
-
Tachometer
Standard
Tachometer
-
Trip Odometer
Standard
Trip Odometer
-
Trip Computer
Standard
Trip Computer
-
Lap Timer
Standard
Lap Timer
-
Fuel Level Warning
Standard
Fuel Level Warning
-
Fuel Level Warning Type
Gauge
Fuel Level Warning Type
-
Temperature Warning
Standard
Temperature Warning
-
Temperature Warning Type
Light
Temperature Warning Type
-
Other Instrumentation
-
Other Instrumentation
Optional
Tail Bag
Optional
Tail Bag
-
Underseat Storage
Standard
Underseat Storage
-
Lockable Storage
Standard
Lockable Storage
-
Storage Cover
Optional
Storage Cover
-
Camouflage Trim
-
Camouflage Trim
No
Type
Halogen
Type
-
Headlight (s)
Standard
Headlight (s)
-
Halogen Headlight (s)
Standard
Halogen Headlight (s)
-
Rearview Mirrors
Standard
Rearview Mirrors
-
Windshield
Standard
Windshield
-
Tinted
Yes
Tinted
No
Height
Low
Height
-
Height Adjustable
No
Height Adjustable
No
Windshield Lowers
No
Windshield Lowers
No
Adjustable
No
Adjustable
No
Adjustable Levers
-
Adjustable Levers
Standard
Satellite
No
Satellite
No
Windshield Mounts
Standard
Windshield Mounts
-
Paint
Standard
Paint
Standard
Metallic
-
Metallic
No
Decal Kit
-
Decal Kit
Standard
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