2008 Kawasaki KFX450R

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The KFX450R ATV uses a powerplant based on Kawasaki's highly acclaimed KX450F motocross engine. With the addition of an efficient and highly-responsive 32-bit digital fuel injection system, the KFX450R's engine produces more torque in the low and medium rpm ranges for outstanding hole-shot acceleration.

• Warranty (Months): 12
• Warranty (Condition): Limited
• Battery Warranty (Months): 0
• Engine Type: Single-Cylinder
• Cylinders: 1
• Engine Stroke: 4-Stroke
• Cooling: Liquid
• Valves: 4
• Valves Per Cylinder: 4
• Valve Configuration: DOHC
• Bore (mm): 96
• Bore (in): 3.78
• Stroke (mm): 62.1
• Stroke (in): 2.45
• Displacement (cc): 449
• Displacement (ci): 27.4
• Starter: Electric
• Fuel Requirements: Regular
• Fuel Type: Gas
• Carburetion Brand: Keihin
• Fuel Injector: Yes
• Fuel Injector Size (mm): 42
• Carburetor: No
• Carburetion Type: Fuel Injected
• Transmission Type: Manual
• Number Of Speeds: 5
• Primary Drive (Rear Wheel): Chain
• Reverse: Yes
• Hi / Low Range: No
• Length (in): 71.1
• Length (mm): 1805.9
• Width (in): 46
• Width (mm): 1168.4
• Height (in): 41.9
• Height (mm): 1064.3
• Wheelbase (in): 49.4
• Wheelbase (mm): 1254.8
• Ground Clearance (in): 4.3
• Ground Clearance (mm): 109.2
• Length (ft): 5.92
• Length (ft/ft): 5
• Length (ft/in): 11.1
• Dry Weight (lbs): 364
• Dry Weight (kg): 165.1
• Fuel Capacity (gal): 2.6
• Fuel Capacity (l): 9.8
• Engine Displacement to Weight (cc): 1.23
• Frame: Aluminum
• Body Material: Plastic
• Foot Peg Location: Driver
• Brush Guard: No
• CV Boot Cover: No
• Bash Plate (Front): Yes
• Front Suspension Type: Double A-Arm
• Front Travel (in): 8.5
• Front Travel (mm): 215.9
• Front Adjustable Fork Pre-Load: No
• Front Adjustable Rebound Damping: No
• Front Central Suspension Strut: No
• Steering Damper: No
• Rear Suspension Type: Swing Arm
• Rear Travel (in): 10
• Rear Travel (mm): 254
• Rear Adjustable Shock / Spring Pre-Load: Yes
• Rear Adjustable Rebound Damping: Yes
• Number Rear Shock Absorbers: 1
• Rear Suspension Material: Aluminum
• Air Adjustable: No
• Wheels Composition: Aluminum
• Tube / Tubeless: Tubeless
• Front Tire Diameter (in): 21
• Rear Tire Diameter (in): 20
• Chromed: No
• Front Tire Width: 7
• Front Wheel Diameter: 10
• Rear Tire Width: 10
• Rear Wheel Diameter: 9
• Front Tire (Full Spec): AT 21 X 7-10
• Rear Tire (Full Spec): AT 20 X 10-9
• Front Brake Type: Dual Hydraulic Disc
• Front Brake Diameter (in): 6.4
• Front Brake Diameter (mm): 163
• Rear Brake Type: Disc
• Rear Brake Diameter (in): 7.9
• Rear Brake Diameter (mm): 200
• Seat Type: One-Piece
• Adjustable: No
• Seat Material: Vinyl
• Seat Location: Driver
• Folding: No
• Seat Height (in): 30.9
• Seat Height (mm): 784.9
• Number Of Seats: 1
• Type: Halogen
• Metallic: No
• Driveline Type: 4X2
• Number Of Driveline Modes: 1
• Rear Unlocking Differential: No
• Rear Solid Axle: Yes
• Steering Type: Manual
• Steering Control: Handlebar