Sunday, July 10, 2011

2011 Aprilia SXV 550 Review

2011 Aprilia SXV 550 Review

Once again Aprilia has remained faithful to the principles of his philosophy of development, and has transferred the experience gained from competition directly into the production of the SXV.

Since its debut, the first twin cylinder supermotard has been constantly developed and perfected a vast technical know-how Aprilia Racing and the vast experience of many times world champion Thierry Van den Bosch. For this reason, race after race, SXV has always demonstrated a potential the competition can not hope to achieve.
2011 Aprilia SXV 550
2011 Aprilia SXV 550 may

DESIGN

As with all Aprilia, a lot of care and attention has been answered in detail in the SXV. Consequently, the SXV boasts a unique style that is still recognizable in full operation in achieving unprecedented performance, because first, although the standard SXV is a genuine competition motorcycle.

But the SXV is not just a pretty face. Your eye is held by a lot of advanced technology. A glance at the V2 engine, mixed trellis aluminum frame, swingarm, and a large central exhaust system with twin silencers under the rear fender, and you can not escape its magical attraction.

Anywhere you look, SXV presents a series of stunning technical solutions, adding original racing colors to express the aggressive nature of the Born to run Mean Machine.

As you would expect from Aprilia, the latest SXV is packed with clever design solutions. Fixed air ducts, for example, allow the fuel tank tilt for easy access to the airbox. And the search for technical perfection has led the design team to fine tune the little details, even on the basis of the contributions of the champions who have raced the SXV.

ENGINE: continuous development

The amazing 45.2 engine is, of course, an integral part of SXV technology. Aprilia was the first manufacturer in the world believe in the validity of the V-twin supermoto, the segment with all other Marques still firmly attached to single cylinder engines. High-tech design Aprilia V-twin engine has already proven to be 100% reliable competition. Even homologation for road use and the technology did not compromise the performance of this exceptional engine, which is made entirely from Aprilia. Early stage of design, the 45.2 has evolved to maintain the development of the platform and to provide an unbeatable combination of power and handling SXV.

77 ° V angle is the result of extensive testing, aimed not only to increase the power, but also reduces vibration. As a result, the Aprilia engineers have been able to eliminate engine balancer shafts.

Despite this, the 45.2 engine still vibrates far less than any single cylinder alternative.

The cylinders themselves are integrated in the crankcase and have replaceable wet liners. This unique design allowed the engine to willing helpers so that achieves extremely compact dimensions. The results are amazing: the Aprilia V twin is one of the most compact V twins in the world, and smaller than many singles of similar displacement. All design decisions have been made to obtain maximum power plus an extended useful power band. The sophisticated electronic engine management, developed by Aprilia Racing, incorporates numerous innovations for the off-road industry.

The injection system features 38 mm throttle bodies (40 mm to 550), and is managed by a programmable control unit. The ECU will be able to switch between two different mappings at the touch of a switch on the handlebars. This extremely useful innovation offers a full power mapping for use in conditions of good grip, and a second, softer mapping for smoother power delivery under difficult circumstances. The system provides an extremely valuable aid for the control and was welcomed both by expert riders (the system was actually tested in the final stages of the World Cup) and Supermoto fans in general. All you need is one click to select exactly the right power for the circumstances.

Trip reduction unit has allowed Aprilia to develop an extremely compact and lightweight crankshaft. The engine is more sensitive to changes in throttle opening as a result and the whole bike is faster and more manageable by reducing the gyroscopic effect of the crankshaft.

The simple configuration camshaft with four valves per cylinder, titanium is an ideal compromise between compact size, low weight and high performance.

Thank you to its advanced technology, the 45.2 is also a very quiet operation and environmentally friendly engine. Technology, after all, the average reliability and long life and high performance. The 45.2 engine touches new heights in this direction, and allows easy access to parts requiring regular maintenance like the spark plugs, oil filter and air filter.

Much effort was put into weight reduction, and the 45.2 engine sets a new record for a double V with an electric starter. The extensive use of lightweight materials prestige. The central crankcase sections are aluminum, silicon, magnesium, external housing, the valves are titanium, and all gears are exceptionally light.

The starter is new and has a knob on the airbox instead of a successful control. Even the air filter has been improved and is now made from a fungus that comes from that used on machines official Aprilia Racing.

A closer look at the unique offers 45.2 engine:

- Electronic fuel injection with 38 mm throttle bodies (40 mm 550 engine).

- Dry sump lubrication with separate external tank gearbox and engine oil to avoid contaminating engine oil with particles of clutch friction lining, and for extended lubricant life.

- Single overhead cam head with four valve heads

- Single-crank

- Cylinders integrated in crankcase with wet liners

- Maximum speed 12 500 rpm (450 motard)
2011 Aprilia SXV 550
CHASSIS: lighter than ever

An uncompromising machine like the SXV demands a great start. The circuit is a tubular steel frame design problems grid mounted extruded aluminum side members to form a rigid assembly. The same engine is an integral part of the platform, which manages the load bearing element and contributing to overall rigidity.

The variable portion of an aluminum alloy swingarm is a brilliant example of industrial design. More eye-catching design solutions, this revolutionary swingarm offers the highest structural rigidity available in this category on a motorcycle. An increasing number of switching multi-adjustable Sachs shock is damped, with piggy back cylinder and double hydraulic settings for high and low speeds. Calibration of the rear suspension has been modified to improve stability and control on rough surfaces, and a new connection has been introduced, so that the intervention of the shock absorber system more progressive, increasing both the traction and control.

The positive side of 48 mm fork also has a new configuration for greater high speed stability and improved damping off-road use.

Brake System

Advanced technology and high performance of the SXV chassis are shown an excellent braking system. SXV stand FTE calipers and lightweight wave discs (front 320 mm), more powerful braking control even under the toughest conditions.

The 240 mm rear disc is slowed by a single piston caliper for a perfect combination of power and control.

COMPONENTS: READY TO RACE

All parts of the Aprilia SXV is a much better quality available.

Among the many prestige components are:

- Digital instruments: ultra-lightweight, compact and designed to provide all the information a driver might need.

- Handlebar Magura tapered aluminum with any member of the Cross of elasticity and optimal control

- High luminosity LED tail light

- Aluminum oil filter cover

- The new engine start button (which replaces the old key, block)

- New electrical system race

SXV VDB Replica

Developed entirely in game racing Aprilia SXV VDB Replica is the pinnacle of competitive Aprilia machines. With no other changes at all, this bike is capable of competing with and manage any competition throughout the world. SXV VDB Replica is the first step in the development machine, Aprilia Supermoto Championship is.

VDB Replica differs from the standard SXV is a series of important technical details that make this already highly competitive machine even faster on the track. 77 ° V-twin engine, available in 450 and 550 cc versions, is substantially identical to the standard power plant, but has several changes to key parts of the transmission. Clutch wet multi-disc includes a sophisticated slipper device to make the management more efficient and smoother entry into the curve, and the change is a new indicators as well as a completely new electronic ignition system in relation to when the pilot to avoid inserted when moving from one gear to another, resulting in faster switching, less weight transfer under the at-the-limit driving situations.

As the standard SXV, featuring the new VDB Replica two different engine mappings that can even be turned on during a race by simply pressing a switch on the handlebars. This unique feature allows you to adjust the delivery of engine power to changing track conditions and levels of tire wear.

The chassis also includes several enhancements. The frame is lighter still, through design changes that primarily affects the side members and aluminum swingarm is shorter and lighter than the standard SXV. At the front, a powerful 50 mm fork with three different settings change is bolted to two aluminum yokes for a single ticket machine. The brakes are completely different too. The combination of one-piece radial front caliper Brembo disc 320 mm wave represents the state of the art for this type of machine.

Other elements that make it SXV VDB Replica unique are its Alpina 16.5 "front and 17" rear wheels with hubs machined single fuel tank in carbon fiber, stepped seat to prevent the rider falling back under acceleration in the arrow seat exhaust and titanium screws ultralight

Aprilia SXV 550 2011 - Specifications

U.S. MSRP: $ 550 SXV 9699 - $ 8799 SXV 450 USD

Canadian MSRP: SXV 5.5 CDN $ 11.495

Engine: V ° 77 twin four stroke. Liquid cooling. Single overhead cam with rocker operated exhaust valves, chain drive. 4 valve heads with titanium valves. Titanium valve cover screws.

Fuel: unleaded gasoline.

Ignition: electric starter.

Starting: Electric.

Generator: 340 W

Lubrication: Dry sump with external oil tank. Lubrication separate box.

Transmission: 5 speed. Supermotard speed: 1 13/30 2. 15/27 3. 16/23 4. 20/23 5. 21/21

Clutch: Cable-operated wet multi-plate clutch.

Primary drive: Spur gears. Transmission ratio: 22/56.

Frame: Steel perimeter frame with members of aluminum alloy vertical.

Front suspension: Ø 48 mm upside down fork with two adjustments.

Rear Suspension: Swingarm aluminum box section with the molded body. Hydraulic monoshock with adjustable compression and rebound.

Brakes: Front: Disc Ø 320 mm stainless steel with radial caliper. Rear: Æ 240 mm stainless steel disc with floating caliper.

Wheels: alloy wheels. Front: 3.50 x 17 "Rear: 5.50 x 17"

Tyres: Front: 120/70 x 17 "Rear: 180/55 x 17"

Dimensions: Length: 2222 mm Overall Width: 800 mm Ground clearance: 318 mm Seat height: 918 mm Wheelbase: 1495 mm

Fuel tank capacity: 7.8 liter capacity
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