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2011 Yamaha WR450F Specs, Engine Features, and Overview
2011 Yamaha WR450F is a tough and nimble off-road motorcycle bound to ride on rough tracks. Engine is a high-revving, liquid-cooled 449 cc, 4-stroke, 5-valve, DOHC powerplant with light titanium valve based on YZ450F engine design having 11000 rpm redline. Starting is convenient with electric starter backed up with manual kick. The exhaust system uses lightweight stainless steel header pipe with titanium heat shield and aluminum muffler. Suspension is progressive with Kayaba front and rear link fully adjustable suspension. WR450F comes with tapered steering head bearings, sealed 6 amp hr gel filled battery, heavy duty rubber swingarm protector, digital enduro race instrumentation with speedometer, clock and trip meter.
2011 Yamaha YZ250F Specs, Engine Features, and Overview
The 2011 Yamaha YZ250F is an off-road motorcycle, that utilizes a 250cc, a liquid-cooled, single-cylinder, five titanium valves, DOHC engine. It has a 13500 rpm redline, and low to midrange torque is delivered through a 5-speed transmission. The bike has good cornering and light handling using a bilateral beam frame, working with KYB suspension. Exhaust system is improved with a D-shaped exhaust port for a good throttle response, tuned exhaust pipe, and 50mm longer muffler. This 224.8 lbs motocross bike measured 57.7 in. in wheelbase, and has a good 14.8 in. of ground clearance.