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KTM 150 SX - 2021 Specifications and Reviews

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General information

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CategoryCross / motocross
Year2021
ModelKTM 150 SX

Engine and Transmission Specifications

Driveline14:50. Primary drive: 23:73.
ClutchMulti-plate clutch, Brembo hydraulics
Transmission typeChain   (final drive)
Gearbox6-speed
Cooling systemLiquid
IgnitionKokusan EMS
Fuel systemCarburettor. Mikuni TMX
Bore x Stroke58.0 x 54.5 mm (2.3 x 2.1 inches)
Engine detailsReed intake.
Engine typeSingle cylinder, two-stroke
Capacity:144.0 ccm (8.79 cubic inches)

Brakes, suspension, Frame and wheels

WheelsCNC machined hubs. Excel rims. Wire spoked.
Rear brakesSingle disc. Two-piston calipers.
Diameter260 mm (10.2 inches)
Front brakesSingle disc. Four-piston calipers.
Rear wheel travel300 mm (11.8 inches)
Rear SuspensionWP XACT Monoshock with linkage
Front wheel travel310 mm (12.2 inches)
Front SuspensionWP XACT-USD, Ø 48 mm
Rake (fork angle)26.1°
Frame type25CrMo4 steel central-tube
 
 

Physical measures and capacities

Fuel capacity7.50 litres (1.98 US gallons)
Wheelbase1485 mm (58.5 inches)
Ground clearance375 mm (14.8 inches)
Seat height850 mm (33.5 inches) If adjustable, lowest setting.
Dry weight87.5 kg (192.9 pounds)
 
 

Other specs

StarterKick
Color optionsOrange/white/black

Rider Reviews

Total comments: 1
64x64

MotorcycleDB Review

The 2021 KTM 150 SX is a powerful and nimble motocross bike that delivers exceptional performance on the track. With its lightweight and compact design, this bike offers excellent maneuverability and handling, making it an ideal choice for riders looking to dominate in the MX2 class. The 150cc two-stroke engine provides impressive power and torque, allowing riders to accelerate quickly and conquer any obstacle on the track. Additionally, the bike's top-notch suspension and braking system further enhance its performance, giving riders the confidence to push their limits. Overall, the 2021 KTM 150 SX is a top-tier motocross bike that offers impressive performance and agility on the track. With its powerful two-stroke engine, superior handling, and advanced suspension, this bike is well-equipped to handle the demands of motocross competition. Whether you're a seasoned rider or a competitive racer, the 150 SX is a solid choice for those looking to take their motocross skills to the next level.
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