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KTM 450 SX-F
2019Off-road

KTM 450 SX-F

Key specifications

Engine
449 cc
Weight
100 kg
Fuel type
petrol
Fuel capacity
1.9 L
Transmission
4-speed
Seat height
38 mm
Front brakes
Single disc. Brake calipers on floating bearings
Rear brakes
Single disc. Brake calipers on floating bearings

Overview

Introducing the 2019 KTM 450 SX-F, a powerhouse in the cross-motocross category that embodies the spirit of competitive racing and off-road adventure. With its striking orange, white, and black color scheme, the 450 SX-F is not just a visual stunner; it’s a machine designed for serious athletes and weekend warriors alike. Known for its agile handling and robust performance, this bike stands out in the crowded field of motocross motorcycles, appealing to those who crave speed and precision on rugged terrains. At the heart of the 2019 KTM 450 SX-F lies a potent single-cylinder, four-stroke engine with a displacement of 449.30 ccm that delivers exhilarating power and torque. With a bore and stroke measuring 95.0 x 63.4 mm, this engine is designed for optimal performance, ensuring quick throttle response and impressive acceleration. The advanced fuel injection system and Keihin EMS ignition work in harmony to provide smooth power delivery, whether you’re tackling dirt tracks or navigating obstacles. Paired with a 4-speed gearbox and a wet, DDS multi-disc clutch featuring Brembo hydraulics, this motorcycle offers seamless gear shifts, allowing riders to maintain momentum through challenging courses. The KTM 450 SX-F is also equipped with cutting-edge technology and features that enhance both performance and rider comfort. Its lightweight 25CrMo4 steel central-tube frame delivers exceptional rigidity while keeping the overall weight at a mere 100 kg (220.5 pounds). The WP-USD AER 48 front suspension and WP shock absorber with linkage provide 300 mm and 310 mm of travel, respectively, ensuring that you tackle any bump or jump with confidence and control. Furthermore, the electric starter adds convenience, allowing quick restarts without the hassle of a kickstart, making it the perfect companion for those intense race days or adventurous trail rides. **

Pros

  • Powerful Engine Performance: The single-cylinder engine delivers strong acceleration and responsiveness, ideal for competitive motocross racing.
  • Lightweight and Agile Handling: Weighing just 100 kg, the 450 SX-F offers exceptional maneuverability on tight tracks and challenging terrains.
  • Advanced Suspension System: The high-quality WP suspension components provide excellent shock absorption and stability, enhancing rider confidence.

Cons

  • Height Requirement: With a seat height of 960 mm (37.8 inches), this motorcycle may be challenging for shorter riders to handle comfortably.
  • Limited Fuel Capacity: The 7.00-liter (1.85-gallon) fuel tank may require frequent refueling during longer rides or races.
  • Targeted Audience: As a high-performance motocross machine, it may not be suitable for casual riders or those seeking a more versatile dual-purpose bike.

Technical details

Source specification data

Make
KTM
Model
450 SX-F
Category
Cross-motocross
Starter
Electric
Electrical
Lightweight 495 g lithium-ion starter battery
Color Options
Orange/white/black
Clutch
Wet
,
S
multi-disc clutch,
Brembo
hydraulics
Gearbox
4-speed
Ignition
Keihin EMS
Driveline
5/8 x 1/4
Fuel System
Injection
Bore X Stroke
95.0 x 63.4 mm (3.7 x 2.5 inches)
Displacement
449.30 ccm (27.42 cubic inches)
Cooling System
Liquid
Engine Details
Single cylinder, four-stroke
Transmission Type Final Drive
Chain
Dry Weight
100.0 kg (220.5 pounds)
Seat Height
960 mm (37.8 inches) If adjustable, lowest setting.
Fuel Capacity
7.00 litres (1.85 gallons)
Ground Clearance
370 mm (14.6 inches)
Rake
26.5°
Wheels
C
machined hubs.
Excel
rims.
Wire
spoked.
Frame Type
25CrMo4 steel central-tube frame
Rear Brakes
Single
disc.
Brake
calipers on floating bearings
Front Brakes
Single
disc.
Brake
calipers on floating bearings
Rear Suspension
WP shock absorber with linkage
Front Suspension
WP-USD, AER 48, Ø 48 mm
Rear Wheel Travel
310 mm (12.2 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/white/black