Motorcycles Specs > KTM > KTM 50 SX

KTM 50 SX Specs

The KTM 50 SX model is a Minibike, cross bike manufactured by KTM . In this version sold from year 2012 , the dry weight is 41.5 kg (91.5 pounds) and it is equipped with a Single cylinder, two-stroke motor. The engine produces a maximum peak output power of  and a maximum torque of  . With this drive-train, the KTM 50 SX is capable of reaching a maximum top speed of  . On the topic of chassis characteristics, responsible for road holding, handling behavior and ride comfort, the KTM 50 SX has a Central tube frame of chrome molybdenum steel tubing, powder-coated frame with front suspension being WP Suspension USD 35 and at the rear, it is equipped with WP Suspension 3614 BAEM . Stock tire sizes are 60/100-12 on the front, and 2.75-10 on the rear. As for stopping power, the KTM 50 SX braking system includes Single disc. Four-pot brake caliper size 160 mm (6.3 inches) at the front and Single disc. Two-pot brake caliper size 140 mm (5.5 inches) at the back. 

KTM 50 SX General Information

Brand KTM 
Model KTM 50 SX 
Start year 2012 
Year 2012 
Category Minibike, cross 
Factory Warranty (Years / miles)

KTM 50 SX Dimensions, Aerodynamics and weight

Frame type Central tube frame of chrome molybdenum steel tubing, powder-coated 
Seat details
Wheelbase 1,032 mm (40.6 inches) 
Seat Height 684 mm (26.9 inches) If adjustable, lowest setting. 
Alternate Seat Height
Ground Clearance 252 mm (9.9 inches) 
Trail size
Wheels details 1.5 x 12in., 1.6 x 10in. Alu 
Front Tyres - Rims dimensions 60/100-12 
Rear Tyres - Rims dimensions 2.75-10 
Front brakes Single disc. Four-pot brake caliper 
Rear brakes Single disc. Two-pot brake caliper 
Front Brakes Dimensions - Disc Dimensions 160 mm (6.3 inches) 
Rear Brakes Dimensions - Disc Dimensions 140 mm (5.5 inches) 
Curb Weight (including fluids)
Dry Weight 41.5 kg (91.5 pounds) 
Front Percentage of Weight
Rear Percentage of Weight
Weight-Power Output Ratio :
Fuel Tank Capacity 2.30 litres (0.61 gallons) 
Reserve Fuel Capacity
Carrying Details and Capacity
Front Suspension WP Suspension USD 35 
Front Suspension Travel 205 mm (8.1 inches) 
Rear Suspension WP Suspension 3614 BAEM 
Rear Suspension Travel 185 mm (7.3 inches) 

KTM 50 SX Engine and Transmission Technical Data

Engine type - Number of cylinders Single cylinder, two-stroke 
Engine details Reed intake 
Fuel system
Engine size - Displacement - Engine capacity 49.00 ccm (2.99 cubic inches) 
Bore x Stroke 39.5 x 40.0 mm (1.6 x 1.6 inches) 
Compression Ratio
Number of valves per cylinder
Camshaft Valvetrain Configuration
Maximum power - Output - Horsepower
Maximum torque
Engine Maximum RPM
Cooling system Liquid 
Lubrication system Mixture oil lubrication 1:60 
Engine oil capacity
Exhaust system Aluminium 
Gearbox Automatic 
Transmission type, final drive ratio Chain 
Clutch type 3-lining automatic clutch on the main shaft / centrifugal force 
Driveline 11:40. Primary drive: 61:33. Rigid 1-stage reduction gear. 

KTM 50 SX Performance

Top Speed
Acceleration 0 to 100 km/h (0 to 62 mph)
Acceleration 0 to 400m (1/4 mile)
Recuperation 60 to 140 km/h in highest gear
Fuel Consumption - MPG - Economy - Efficiency
CO2 emissions

KTM 50 SX Electrical Systems, Ignition and Equipment

Ignition Type Seletra 2p D36 
Electrical Details
Starter Type Kick 
How much does a KTM 50 SX weighs?
The KTM 50 SX weighs 41.5 kg (91.5 pounds).

How tall (seat height) is a KTM 50 SX?
The KTM 50 SX seat height is 684 mm (26.9 inches) If adjustable, lowest setting.

How many gears does a KTM 50 SX have?
The KTM 50 SX have Automatic gears.