2015 KTM 85 SX 17/14: THE LITTLE BIG ONE.

This is where future champions fight for victory, whether it be at Loretta Lynns or a regional championship, the 85 SX is regarded as a winning bike in this scene. With the most powerful engine in the field and an ultra-light, sturdy chassis, it has nothing to fear from any full-size bike.



Design 1-cylinder 2-stroke engine, water-cooled, with reed intake and exhaust control
Displacement 84.93 cm³
Bore 47 mm
Stroke 48.95 mm
Starting aid Kick starter
Transmission 6-gear, claw shifted
Engine lubrication Mixture oil lubrication
Primary transmission 19:66 straight cut spur gear
Secondary ratio 14:46
Cooling Water-cooled
Clutch Multidisc clutch in oil bath/hydraulically activated
Ignition Moric Digital 2M1


Frame Central tube frame made of chrome molybdenum steel tubing
Fork WP Suspension 4357 MXMA
Shock absorber WP Suspension PDS 4618 BAVP DCC
Suspension travel Front 270 mm
Suspension travel Rear 300 mm
Brake system Front Disc brake with four-pot brake caliper
Brake system Rear Disc brake with two-pot brake caliper
Brake discs - diameter front 220 mm
Brake discs - diameter rear 210 mm
Chain 1/2 x 5/16”
Steering head angle 66°
Wheelbase 1,290±10 mm
Ground clearance, unloaded 352 mm
Seat height, unloaded 855 mm
Fuel tank capacity, approx. 5.0 l
Unleaded premium fuel (98 octane), mixed with 2-stroke engine oil (1:40)
Weight without fuel, approx. 67.5 kg