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2012 KTM 50 SX — Contact Dealer for Pricing

2012 KTM ›› Motorcycle / Scooter ›› MX ›› 50 SX ››


2012 KTM 50 SX

The 40 kg (87.7lb), lightweight 2012 KTM 50 SX sets standards in terms controllability and racing fun. It has everything including a high-quality chassis with easily applied disc brakes, top-quality components wherever you look, a powerful, reliable engine with easy-to-operate centrifugal clutch.


  • 2012 KTM 50 SX Thumbnail
  • 2012 KTM 50 SX Thumbnail


2012 KTM 50 SX Base
Year 2012
Manufacturer KTM
Model Name 50 SX
Trim Name Base
Generic Type (Primary) Off-Road
Engine Type 1-cylinder 2-stroke engine, water-cooled, with reed intake
Displacement 49.0 cm³ (2.99 cu in)
Bore 39.5 mm (1.555 in)
Stroke 40 mm (1.57 in)
Starter Kickstarter
Gearbox Rigid 1-stage reduction gear
Lubrication Mixture oil lubrication
Reduction Ratio, Primary 33:61 straight cut spur gear
Reduction Ratio, Secondary 11:40
Cooling Water-cooled
Clutch Multi-disc automatic clutch on the main shaft/centrifugal force
Ignition SELETTRA 2p D36
Frame Type Central tube frame made of chrome molybdenum steel tubing, powder-coated
Fork WP Suspension USD 35
Shock Absorber WP Suspension 3614 BAEM
Front Travel (in./cm.) 205 mm (8.07 in)
Rear Travel (in./cm.) 185 mm (7.28 in)
Front braking system Disc brake with four-pot brake caliper
Rear braking system Disc brake with two-pot brake caliper
Brake Disc Diameter, Front 160 mm (6.3 in)
Brake Disc Diameter, Rear 140 mm (5.51 in)
Sprocket Chain 1/2 x 3/16”
Steering 66°
Wheelbase 1,032±10 mm (40.63±0.39 in)
Ground Clearance 252 mm (9.92 in)
Seat Height, Unladen 684 mm (26.93 in)
Fuel Capacity 2.3 l (2.4 qt.) Super unleaded gasoline, mixed with 2-stroke engine oil (1:60)
Curb Weight 41.5 kg (91.5 lb.)