Husqvarna SM450R Specifications, 2009

Husqvarna SM450R Specifications, 2009

Engine
Type Single cylinder, 4-stroke, DOHC, 4 valve
Bore 97 mm
Stroke 60.76 mm
Displacement 449 cc
Compression ratio 12.9 : 1
Starting Electric (with automatic decompressor)
Cooling Liquid-cooled
Radiator 2
Lubrication Dry sump with 2 oil pump rotors and cartridge filter
Ignition Digital C.D.I., with variable advance
Spark plug type NGK CR 8EB
Spark plug gap 0.7 mm
Clutch Wet, multi-plate, hydraulic control
Driving disc number 8
Driven disc number 7

Chassis
Type Steel single tube cradle with steel round tubes
Rear frame in light alloy
Front suspension MARZOCCHI USD telescopic hydraulic fork with advanced axle compression and rebound stroke adjustment
Fork leg diameter 50 mm
Fork travel 250 mm
Rear suspension SACHS Progressive Soft Damp type with single hydraulic shock absorber, spring pre-load adjustment. Compression and rebound adjustment (compression stroke - double adjustment)
Rear wheel travel 290 mm
Front brake 320 mm BREMBO floating disc type with hydraulic control and radial caliper
Rear brake 240 mm BREMBO floating disc type with hydraulic control and floating caliper
Rim front 3.50" x 17", light alloy
Rim rear 4.25" x 17", light alloy
Tyre front 120/70-17" PIRELLI MTR 21 Dragon-EVO
Tyre rear 150/60-17" PIRELLI MTR 22 Dragon-EVO

Transmission
Primary drive Secondary drive
Engine sprocket 23 Z/teeth Trans sprocket 15 Z/teeth
Clutch gear 63 Z/teeth Rear wheel sprocket 42 Z/teeth
Transmission ratio 2.739 Transmission ratio 2.800
Type Constant mesh gear type Chain D.I.D 520 V6
Speed 6
Internal ratios 2.000 (28/14) Overall ratios 15.339/td>
2nd 1.611 (29/18) 2nd 12.356
3rd 1.333 (24/18) 3rd 10.226
4th 1.086 (25/23) 4th 8.336
5th 0.920 (23/25) 5th 7.056
6th 0.814 (22/27) 6th 6.249



Electrical Equipment
Voltage 12 V
Head light 35/35 W
Pilot light 3 W
Tail light 5 W
Stop light 21 W
Turn signal 10 W
Battery 12 V - 6 Ah