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2009 KTM 450 SX
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Your season ticket to the podium.


For everyone for whom only winning counts in racing, the 450 SX is the perfect choice – because in this ATV, everything is just right! Only the best components are good enough for this champion. The KTM engine, proven in countless championships, catapults you into the lead from the start with maximum acceleration. Lap by lap, you show the opposition their limits. Optimum handling, full power and your ability is the combination which makes series winners.

    Engine
    • Engine type: Single cylinder, 4-stroke, SOHC, 4-Valve, liquid cooled
    • Displacement: 449 cc
    • Bore x stroke: 97 x 60,8 mm
    • Compression ratio: 12.5:1
    • Starter: Electric starter / 4 Ah
    • Transmission: 5-speed
    • Carburetor: Keihin FCR-MX 41
    • Lubrication: Dry sump, pressure lubrication with 2 Eaton pumps
    • Engine lubrication: 10W50
    • Primary drive: 31:78
    • Final drive: 14:38
    • Cooling: Liquid cooling
    • Clutch: Wet multi-disc clutch, operated hydraulically
    • Ignition: Kokusan digital
    Chassis
    • Frame: Chromoly
    • Subframe: Aluminum 7020
    • Handlebar: Magura tapered aluminum, Ø 28 mm
    • Front suspension: WP fully adjustable, twin A-arms
    • Rear suspension: WP PDS mono-shock, fully adjustable, swingarm
    • Suspension travel front/rear: 244/258 mm (9.61/10.16")
    • Front brake: 180 mm (7.08") floating WAVE discs, 4-piston fixed caliper x 2
    • Rear brake: 200 mm (7.87") disc, single piston floating caliper
    • Rims, front/rear: 5.0" x 10.0"; 8.0" x 9.0" Douglas
    • Tires, front/rear: 20" x 6"-10"; 18" x 10"-8" MAXXIS Razor MX Soft
    • Chain: 520 X-ring chain 5/8 x 1/4"
    • Main silencer: Aluminum SX Racing w / Spark Arrestor
    • Wheel base: 1280 mm (50.39")
    • Ground clearance (unloaded): 265 mm (10.43")
    • Seat height: 795 mm (31.3")
    • Tank capacity: approx. 10.3 liters (2.72 gal)
    • Weight (no fuel): approx. 165 kg (363.8 lbs)

    Specifications

    Engine
    Engine Type 4-stroke, SOHC, 4-Valve
    Displacement 449 cc
    Bore x Stroke 97 x 60.8 mm
    Cylinders Single
    Engine Cooling Liquid
    Fuel System Keihin FCR-MX 41
    Starting System Electric starter / 4 Ah
    Chassis
    Front Suspension WP fully adjustable, twin A-arms
    Front Travel 9.61 in. (244 mm)
    Front Brake Type 7.08 in. (180 mm) floating WAVE discs, 4-piston fixed caliper x 2
    Front Tires 20 x 6-10 in. MAXXIS Razor MX Soft
    Rear Suspension WP PDS mono-shock, fully adjustable, swingarm
    Rear Travel 10.16 in. (258 mm)
    Rear Brake Type 7.87 in. (200 mm) disc, single piston floating caliper
    Rear Tires 18 x 10-8 in. MAXXIS Razor MX Soft
    Frame Chromoly; Subframe: Aluminum 7020
    Dimensions/Capacities
    Dry Weight Weight (no fuel/approx): 363.8 lbs (165 kg)
    Fuel Capacity 2.72 gal (10.3 l)
    Ground Clearance Unloaded: 10.43 in. (265 mm)
    Wheelbase 50.39 in. (1280 mm)
    Drive Train
    Final Drive 14:38
    Transmission 5-speed

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    Year 2009    
    Manufacturer KTM    
    Model 450 SX    
    Style Sport    
    Chassis
    Front Suspension WP fully adjustable, twin A-arms    
    Front Travel 9.61 in. (244 mm)    
    Front Brake Type 7.08 in. (180 mm) floating WAVE discs, 4-piston fixed caliper x 2    
    Front Tires 20 x 6-10 in. MAXXIS Razor MX Soft    
    Rear Suspension WP PDS mono-shock, fully adjustable, swingarm    
    Rear Travel 10.16 in. (258 mm)    
    Rear Brake Type 7.87 in. (200 mm) disc, single piston floating caliper    
    Rear Tires 18 x 10-8 in. MAXXIS Razor MX Soft    
    Frame Chromoly; Subframe: Aluminum 7020    
    Dimensions/Capacities
    Dry Weight Weight (no fuel/approx): 363.8 lbs (165 kg)    
    Front Rack Capacity      
    Rear Rack Capacity      
    Towing Capacity      
    Fuel Capacity 2.72 gal (10.3 l)    
    Ground Clearance Unloaded: 10.43 in. (265 mm)    
    Machine Dimensions (LxWxH)      
    Wheelbase 50.39 in. (1280 mm)    
    Drive Train
    Drive Train      
    Final Drive 14:38    
    Transmission 5-speed    
    Engine
    Engine Type 4-stroke, SOHC, 4-Valve    
    Displacement 449 cc    
    Bore x Stroke 97 x 60.8 mm    
    Cylinders Single    
    Engine Cooling Liquid    
    Fuel System Keihin FCR-MX 41    
    Starting System Electric starter / 4 Ah    
    Alternator      
    General
    Speedometer      
    Tachometer      
    Odometer      
    Lighting      
    Colors      
    Warranty      

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