The frame is based on the 65 SX and an improved rear suspension system also figures on the improved machine.

The rear rim has scored stronger spokes.

• Engine single cylinder, 2-stroke
• Displacement (cc) 49
• Bore x stroke (mm) 39.5 / 40
• Starter Kick-starter
• Carburetor Dell'Orto PHVA 14DS
• Engine lubrication mixture lubrication
• Primary ratio 16:57
• Final drive chain 1/2 x 3/16" 96 R
• Cooling liquid cooled
• Clutch centrifugal clutch (adjustable)
• Ignition Seletra
• Frame central double-cradle-type frame
• Handlebar Alu D22
• Front suspension Marzocchi Ø 32 mm
• Rear suspension WP monoshock
• Suspension travel front / rear 140/205 mm
• Front brake disk brake Ø 160 mm
• Rear brake drum brake Ø 90 mm
• Front / rear rim 1.6 x 10"; 1.6 x 10" Alu
• Front / rear tire 2.50 x 10"; 2.75 x 10"
• Transmission ratio 11:48
• Main silencer aluminium
• Steering head angle 24°
• Wheel caster 68.7mm
• Wheel base 910 mm
• Ground clearance (unloaded) 220 mm
• Seat height 585/610 mm (adjustable)
• Fuel capacity approx. 1.8 litres
• Weight (ready to race, no fuel) approx. 37,6 kgs

2004 KTM Range

125 EXC - 125 SX - 200 EXC - 200 SX - 250 EXC - 250 EXC Racing - 250 SX - 300 EXC - 400 EXC Racing - 450 EXC Racing - 450 SX - 50 Mini Adventure - 50 Senior Adventure - 50 SX Pro Junior - 50 SX Pro Senior - 525 EXC Racing - 525 MXC Desert Racing - 525 SX - 65 SX - 85 SX

Late Braking News

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