2009 Suzuki QuadRacer R450 ATV


“Having recently been crowned the AMA/ATVA National MX champion, the QuadRacer R450 is indisputably the hottest four-wheeler on the track. Its Suzuki fuel-injected 450cc powerplant offers astounding top-end performance, with a technically advanced chassis and responsive, long-travel suspension so you can conquer the toughest tracks.”

New Features
– New aluminum seat rail to reduce weight

New Engine Features
– ECU programming and cam profiles designed for optimum engine output especially at low- to mid-rpm range
– New countershaft for improved gear shift feel

Engine Features
– Race proven four-stroke, single cylinder, fuel injected, liquid cooled, DOHC. Four valve engine designed to be compact, lightweight and provide incredible performance
– A high capacity radiator is used to handle the high performance engine output combined with a compact and lightweight, ring type cooling fan for maximum efficiency
– Advanced and lightweight electronic fuel injection system with a 42mm bore and multi hole type injector for optimum atomization, smooth throttle response and maximum performance
– Aluminum cylinder bore is electro-plated with Suzuki’s own race proven SCEM (Suzuki Composite Electrochemical Material) for improved heat transfer, lightweight and tighter piston clearance
– Centrally located muffler layout for improved mass centralization, perfectly symmetrical weight distribution, and higher cornering performance
– Five speed transmission is exceptionally compact for a compact engine layout and superb handling
– High performance cylinder head features a narrow included valve angle creating a compact cylinder head design, compact combustion chamber and featuring 12.0:1 compression ratio for maximum performance
– High performance ECM utilizes a high spec 16 bit CPU for quick fuel injection calculations and is designed to compact and lightweight
– Innovative Suzuki Advanced Sump System allows the engine mass and crankshaft to be positioned close to the ground for a low center of gravity and also keeping the engine as short as possible
– Lightweight and durable titanium valves are used for precise valve control at high rpm and reduced reciprocating mass. Titanium intake valves measure 36mm and 29mm on the exhaust
– Lightweight forged aluminum pistons use a 3 ring design with cutaway sides, oil retaining grooves for reduced friction and the oil control ring feature a high performance chrome nitride plating for less friction
– The QuadRacer R450 utilizes a convenient electric starter for easier starts

Transmission Features
– Lightweight magnesium clutch cover, magneto cover, and cylinder head cover for minimal weight and maximum durability

New Chassis Features
– Front and rear suspension have Kashima coating for reduced friction and smooth performance
– Updated front and rear suspension settings with larger rear tires and updated swingarm rigidity balance for improved handling and better shock absorbtion

Chassis Features
– Incredibly wide independent double wishbone front suspension with fully adjustable Kayaba piggyback reservoir style front shocks featuring 40mm pistons and a sturdy 14mm shock rod for superb damping and incredible performance
– Kayaba rear shock features adjustable high and low speed compression, rebound and preload with a 50mm piston, 18mm rod and piggyback reservoir design providing 290mm of rear wheel travel
– Aggressive styling highlights the high performance nature of the QuadRacer R450. The QuadRacer R450 is styled with a low and wide profile to further emphasize the lightweight performance intent of the machine
– High performance dual hydraulic front disc brakes with 160mm front rotors and a single hydraulic rear brake caliper mounted on a forged aluminum mounting bracket and a 190mm rear disc
– High-tensile steel frame designed for optimum rigidity, maximum durability and features a compact and lower profile for a lower center of gravity and unmatched cornering performance
– Race-ready steel swingarm providing more flexibility and a smoother arc of movement for optimum handling performance in any environment
– Rugged Serrated large footpegs provide excellent grip and control
– Special Dunlop radial tires designed specifically for the QuadRacer R450 combined with smaller 10 x 5.5 inch aluminum rear wheels and 18 x 10 inch aluminum front wheels for superb cornering stability
– The QuadRacer R450 has a GSX-R and Hayabusa inspired multi-reflector headlight that is easily removable with a single bolt and an ultra compact LED tailight at the rear


Brakes Front: Disc brake, twin

Brakes Rear: Disc brake

Color: Yellow

Curb Weight: 188 kg (414 lbs)

Final Drive: RK 520SMOZ10S, 96 links

Fuel Tank Capacity: 9.0 L

Ground Clearance: 240 mm (9.4 in)

Overall Length: 1845 mm (72.6 in)

Overall Width: 1245 mm (49.0 in)

Seat Height: 780 mm (30.7 in)

Suspension Front: Independent, double wishbone, coil spring, oil damped

Suspension Rear: Swingarm type, coil spring, oil damped

Tires Front: AT20 x 7 R10, tubeless

Tires Rear: AT18 x 10 R8, tubeless

Transmission: 5-forward

Wheelbase: 1285 mm (50.6in)

Bore Stroke: 95.5 mm (3.760 in) x 62.8 mm (2.472 in)

Compression Ratio: 11.7:1

Engine: 450cc (27.5 cu in), 4-stroke, liquid-cooled, DOHC

Fuel System: Fuel injection

Ignition: Electronic ignition (CDI)

Lubrication: Dry sump

Starter: Electric

Warranty: 12 month limited warranty

Get more info at: their website




July 31, 2010 |

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