KTM Range - 2004

The KTM 50 SX Pro Senior LC scores new graphics for 2004 along with an improved seal on the kick-starter shaft. A new water pump drive is fitted to the engine.

The frame is based on the 65 SX and a stronger swingarm bearing is fitted for this year.

The rear brake now has an integrated reservoir. Thicker spokes are now used on the rear rim along with a strong disc brake at the rear.

Engine single cylinder, 2-stroke
Displacement (cc) 49
Bore x stroke (mm) 39.5 / 40
Starter Kick-starter
Carburetor Dell'Orto PH VA 19 BS
Engine lubrication mixture lubrication
Primary ratio 16:57
Final drive chain 1/2 x 3/16" 104 R
Cooling liquid cooled
Clutch centrifugal clutch (adjustable)
Ignition Seletra
Frame central double-cradle-type frame
Handlebar Alu D22
Front suspension Marzocchi Ų 32 mm
Rear suspension WP monoshock
Suspension travel front / rear 185/185 mm
Front brake disk brake Ų 160 mm
Rear brake disc brake Ų 140 mm
Front / rear rim 1.6 x 12"; 1.6 x 10" Alu
Front / rear tire 2.50 x 12"; 2.75 x 10"
Transmission ratio 10:44
Main silencer aluminum
Steering head angle 24°
Wheel caster 66.7mm
Wheel base 1030 mm
Ground clearance (unloaded) 255 mm
Seat height 650 or 675 mm (adjustable)
Fuel capacity approx. 1.8 litres
Weight (ready to race, no fuel) approx. 38,8 kgs