ENGINE:
Engine Type Single-Cylinder
Cylinders 1
Engine Stroke 4-Stroke
Cooling Liquid
Valves 4
Valves Per Cylinder 4
Valve Configuration DOHC
Bore (mm/in) 97 / 3.82
Stroke (mm/in) 60.8 / 2.39
Displacement (cc/ci) 449.7 / 27.4
Compression Ratio 12.5:1
Starter Kick
Fuel Requirements Regular
Fuel Type Gas
Carburetion Brand Keihin
Fuel Injector Yes
Carburetor No
Number Of Carburetors 1
Carburetor Size (mm) 44
Carburetion Type Fuel Injected
TRANSMISSION:
Transmission Type Manual
Number Of Speeds 5
Overdrive Yes
Primary Drive (Rear Wheel) Chain
Reverse No
WHEELS & TIRES:
Wheels Composition Aluminum
Tube / Tubeless Tubed
Chromed Yes
Tire Brand Dunlop®
Front Tire Width 80
Front Tire Aspect Ratio 100
Front Wheel Diameter 21
Rear Tire Width 120
Rear Tire Aspect Ratio 80
Rear Wheel Diameter 19
Front Tire (Full Spec) Dunlop® MX52 80/100 R21
Rear Tire (Full Spec) Dunlop® MX52 120/80 R19
BRAKES:
Front Brake Type Hydraulic Disc
Front Brake Diameter (in/mm) 9.9 / 250
Rear Brake Type Hydraulic Disc
Rear Brake Diameter (in/mm) 9.7 / 245
SUSPENSION:
Front Suspension Type Inverted Fork
Front Travel (in/mm) 12.2 / 309.9
Front Adjustable Fork Pre-Load Yes
Front Adjustable Rebound Damping Yes
Front Central Suspension Strut No
Front Suspension Brand Name KYB
Steering Damper No
Rear Suspension Type Twin Sided Swing Arm
Rear Adjustable Shock / Spring Pre-Load Yes
Rear Adjustable Rebound Damping Yes
Number Rear Shock Absorbers 1
Rear Suspension Material Aluminum
Air Adjustable No
STEERING:
Steering Control Handlebar
TECHNICAL SPECIFICATIONS:
Length (ft) 7.13
Width (in/mm) 32.5 / 825.5
Height (in/mm) 50.8 / 1290.3
Wheelbase (in/mm) 58.3 / 1480.8
Ground Clearance (in/mm) 13.2 / 335.3
Length (ft/ft) 7
Length (ft/in) 2
Wet Weight (lbs/kg) 245 / 111.1
Fuel Capacity (gal/l) 2 / 7.6
Engine Displacement to Weight (cc) 1.84
SEATS:
Seat Type One-Piece
Adjustable No
Seat Material Vinyl
Seat Location Driver
Folding No
Seat Height (in/mm) 38.4 / 975.4
Number Of Seats 1
EXTERIOR:
Frame Aluminum
Body Material Plastic
Hand Grips Standard
Foot Peg Location Driver
Adjustable No
Chain Guard Yes
Chassis Protectors Yes
Drive Shaft Guard No
Engine Case Guard No
Fork Guards Yes
Saddle Bag Guard No
Tank Guard No
Belt Guard No
Hand Guards No
Brush Guard No
Exhaust Guard No
Light Guard No
Fuel Tank Cover No
Front Fender Standard
Rear Fender Standard
Handlebars Standard
Handlebar Pads Standard
PRICING:
Warranty (Months/Condition) 1 / Limited
IDENTIFICATION:
Generic Type (Primary) Off-Road
Manufacturer Country Japan
Manufacturer Recommend Minimum Age 16
Parent Company Yamaha
Display Name YZ450F
PAINT & FINISH:
Metallic No
CONVENIENCE:
Adjustable Handlebars Standard
Adjustable Levers Standard
Model: 2015 Yamaha YZ 450F
