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KTM 150 SX
2015Off-road

KTM 150 SX

Key specifications

Engine
144 cc
Weight
90 kg
Fuel type
petrol
Fuel capacity
2.0 L
Transmission
6-speed
Seat height
39 mm
Front brakes
Single disc. Four-piston calipers.
Rear brakes
Single disc. Two-piston calipers.

Overview

Introducing the 2015 KTM 150 SX, a true contender in the world of cross-motocross motorcycles. Positioned perfectly for both budding riders and seasoned racers, this lightweight machine is designed to deliver the thrilling performance and agility needed to conquer any track. With its aggressive styling and the iconic KTM orange and black color scheme, the 150 SX is not just a bike; it’s a statement of intent for those ready to dominate the dirt. At the heart of the KTM 150 SX lies a spirited single-cylinder, two-stroke engine with a displacement of 143.60 ccm that delivers lively acceleration and impressive power output. The bike's bore and stroke measurements of 56.0 mm and 58.4 mm respectively ensure a responsive throttle and torquey performance, perfect for tackling sharp turns and steep inclines. The fully electronic ignition system, coupled with a liquid cooling setup, ensures optimal engine performance while also enhancing reliability. The six-speed gearbox and hydraulically operated wet multi-disc clutch deliver seamless gear changes, allowing riders to harness every bit of power with confidence, whether they’re powering out of corners or launching off jumps. KTM’s commitment to high performance is evident in the 150 SX's advanced chassis and suspension technology. Constructed from chrome molybdenum steel tubing, the central tube frame is designed for exceptional strength and minimal weight, resulting in a nimble 90.4 kg (199.3 pounds) overall weight. The WP suspension components—featuring a 300 mm front travel and 317 mm rear travel—provide excellent shock absorption and feedback, enhancing the bike's handling characteristics over rough terrain. Coupled with powerful braking systems, including a 260 mm front disc and a 220 mm rear disc, the 150 SX offers precise stopping power, ensuring riders can confidently navigate any trail. **

Pros

  • Lightweight Design: At just 90.4 kg, the 150 SX is incredibly nimble and easy to handle, making it accessible for riders of all skill levels.
  • Strong Performance: The two-stroke engine delivers impressive acceleration and power, ideal for both racing and recreational riding.
  • Advanced Suspension: The WP suspension system provides excellent handling and comfort on rough tracks, enhancing overall ride quality.

Cons

  • Seat Height: With a seat height of 992 mm (39.1 inches), it may be challenging for shorter riders to handle comfortably.
  • Kick Start Only: The absence of an electric start may deter some riders who prefer the convenience of a push-button ignition.
  • Limited Fuel Capacity: The 7.50-litre fuel tank could require more frequent stops for refueling during longer rides or races.

Technical details

Source specification data

Make
KTM
Model
150 SX
Category
Cross-motocross
Starter
Kick
Color Options
Orange/Black
Clutch
Wet multi-disc clutch / hydraulically operated
Gearbox
6-speed
Ignition
Contactless, controlled, fully electronic ignition system with digital ignition timing adjustment, type Kokusan
Driveline
14:50. Primary drive: 23:73.
Engine Type
Reed intake.
Fuel System
Carburettor
Bore X Stroke
56.0 x 58.4 mm (2.2 x 2.3 inches)
Displacement
143.60 ccm (8.76 cubic inches)
Cooling System
Liquid
Engine Details
Single cylinder, two-stroke
Transmission Type Final Drive
Chain
Dry Weight
90.4 kg (199.3 pounds)
Seat Height
992 mm (39.1 inches) If adjustable, lowest setting.
Fuel Capacity
7.50 litres (1.98 gallons)
Ground Clearance
395 mm (15.6 inches)
Rake
26.5°
Frame Type
Central tube frame made of chrome molybdenum steel tubing
Rear Brakes
Single disc. Two-piston calipers.
Front Brakes
Single disc. Four-piston calipers.
Rear Suspension
WP  Suspension 5018 BAVP DCC
Front Suspension
WP  Suspension Up Side Down 4860 MXMA CC
Rear Wheel Travel
317 mm (12.5 inches)
Front Wheel Travel
300 mm (11.8 inches)
Rear Brakes Diameter
220 mm (8.7 inches)
Front Brakes Diameter
260 mm (10.2 inches)

Available colors

Orange/Black