Yamaha XT 660 R

The Yamaha XT 660 R is a motorcycle of the Japanese manufacturer Yamaha. The Enduro was first presented in 2003 at the French circuit Paul Ricard circuit of the press and finalinstalled at MBK in France. The abbreviation stands for XT Cross Trail, the manufacturer code is DM014.

Specifications

The Enduro has the travel Enduro Yamaha XT 660 Z Ténéré and Super Moto XT 660 X two similarly designed sister models with the same drive. This is according to the air-cooled Yamaha XT 500 and XT 600 and the water-cooled, fünfventiligen XTZ 660, the fourth generation of the XT series.

Motor

The liquid-cooled single-cylinder engine produced from 660 cc capacity is rated at 35 kW (48 hp) and a maximum torque of 60 Nm at an engine speed of 5250 min -1. Has the ceramic coated aluminum cylinder bore of Ø 100 mm in diameter, forged pistons a stroke of 84 mm and a compression ratio of 10:1. The compact cylinder head has a chain driven, roller bearings, single overhead camshaft ( SOHC), which controls two intake and two exhaust valves via roller rocker forked. The slightly inclined forward four-stroke engine has an electronic fuel injection with transistor ignition. A balancer shaft reduces vibration.

The bike accelerates in 5.4 seconds from 0 to 100 km / h and reaches a top speed of 160 km / h

Landing gear

The chassis is based on a trellis - Einschleifenrahmen with dual tank rails made ​​of steel and has a cast rear swing arm made ​​of aluminum with 200 mm travel. The preload of the rear shock absorber is five way adjustable. The front wheel is out of a telescopic fork with Ø 43 mm Paioli of standpipe diameter and 225 mm of travel. The oil tank is located in the steering head area. The wire spoked wheels with aluminum rims and lug tires have a diameter of 21 inches front and 17 inches in the rear.

The braking forces are transmitted to a floating disc on the front wheel with a diameter of 298 mm. The rear wheel is braked by a two-piston floating caliper, the transmission of braking forces is done by a brake disc with a diameter of 245 mm.

The dry weight is 165 kg and the maximum load 186 kg.

Fuel supply

The mixture formation takes place by an electronic fuel injection. Ignition is digitally controlled by a transistor controlled spark plug. The manufacturer recommends the use of unleaded motor gasoline with an antiknock properties of at least 95 octane. The fuel tank has a volume of 15 liters, including 3.5 -liter reserve.

Electrical

The starter battery has a capacity of 8 Ah and supplies the electric starter. The alternator is comprised of a three-phase alternator with a permanent magnet, and generates an electric power of 291 watts.

Exhaust system

The exhaust aftertreatment is carried out by two controlled catalytic converters with secondary air system and below the limits of the emission class Euro - third The two stainless steel exhaust manifold run under the engine and open at the rear in each one muffler of the same material.

Reviews

" The first meters with the new" R "are the first not strikingly different to the old XT. That the New spite of their dry weight of just 165 kilos in both kurvigem area as well as on gravel roads makes, surprised not particularly a good figure. What immediately stands out is positive, the motor. Both the XT 660R and the X version tinkers an all-new liquid-cooled single-cylinder "

" And so the 189 kg heavy storms XT 660 R towards the horizon. Can be almost like a mountain bike through the narrowest sweeping swirl and leaves the issue fully limit the driver. Cornering clearance? If it's scratched, the XT driver is usually on the nose. "

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