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2019 KTM 250 SX Dirt Bike Review Specs

The 2019 KTM 250 SX Dirt Bike is the perfect combo about everything that matters, whether strength-to-weight or control and power. With the latest2-stroke high-performance engine mounted in a state-of-the-art frame, this powerhouse is the fastest 250cc on the road. For those who depend on that glorious 2-stroke tone, this proven race weapon seems to be a perfect choice.

2019 KTM 250 SX Dirt Bike – Features and Specifications

A Newest generation OF KTM SX!

KTM dominates the market. The Austrian symbol has been the prolific performer in the battle for competition domination in the world championships over the past ten years. The ultimate season title of Tony Cairoli’s 9th FIM Motocross World Championship, as well as the first for the show’s celebrity, the KTM 450 SX-F, have become a real selling point.

2019 KTM 250 SX Dirt Bike

Proceeding to contribute to these achievements requires significant enthusiasm, a willingness to racing success, and investment in KTM’s talent acquisition workshops. It establishes the best platform for the KTM SX lineup as these world-winning innovations are evaluated before it is deployed on serial manufacturing machines in the heat of the battle. The sport mini-cycles KTM 2019 50 SX, KTM 65 SX, and 2019 KTM 85 SX provide such a sound basis for first-year students to move up to the adult class in which the KTM 125 SX, 2019 KTM 150 SX Dirt Bike, and 2019 KTM 250 SX Dirt Bike 2-stroke devices, alongside KTM 250 SX-F, KTM 350 SX-F, and KTM 450 SX-F 4-stroke machines offer the best most potent weapon from each category.


For the 2019 model season, all adult versions incur a generation-changing upgrade with KTM engineers striving for a further weight reduction. It sets a consistent precedent in each class once again. In general, the KTM 450 SX-F is much lightweight than its competitors in the higher capacity 450cc sector. All SX models contains the reworked chassis for improved flexibility, balancing and smooth-line consistency, a full subframe, a revamped rear wheel slot, and all-new body panels for enhanced ergonomics and better freedom of movement. A brand-new style of 2019 KTM 250 SX Dirt Bike with dedicated graphics compliments a freshly crafted seating and fuel tank. A new air filter box offers optimized air filter quality and better airflow for both 2-stroke and 4-stroke systems, which contribute to more efficient power delivery and higher performance.

2019 KTM 250 SX Dirt Bike

New radiators provide robust cooling with the advanced mass centralizing position. At the same time, the better lithium-ion battery for an E-starter is under the overhauled cable harness for a healthy electrical system. A new triple clamp for smoother handling supports new suspension settings while another amazing feature of the range is a recently developed, dual-purpose plug-in stand. Both models continue to enjoy spectacular serial hardware such as Brembo brakes, WP suspension, NEKEN handlebar, Dunlop tires, including a map choose the option on the 4-stroke machines with integrated traction control, start control and map collection. There is no model year of modernization, and it’s an advancement. Around 60 percent of the modules of each motorcycle is modern.


All KTM SX models have received significant engine improvements compared to previous ones. The 2019 KTM 250 SX-F and 2019 KTM 350 SX-F models benefit from a newly designed DS clutch. In contrast, all 4-stroke dirt bike models feature updated transmissions, as well as a country-of – the-art Keihin engine management system with an overhauled throttle body and upgraded electronic system. The KTM 2019 125 SX, 2019 KTM 150 SX, and 2019 KTM 250 SX Dirt Bike all offer modified carburetor configurations with, among other adjustments, a new transmission and new clutch. In addition to engine modifications on all versions, the highlight KTM 450 SX-F model features a newly developed SOHC cylinder head for minimum weight and improved mass centralization, a new camshaft with shorter valve timing, and a better finish, along with a small-friction chain lead with DLC coating.

2019 KTM 250 SX Dirt Bike

Unique Key Features

  • New revised components-improved solidity, handling, and balance of the straight line.
  • Newly designed bodywork-better ergonomics, rising freedom of movement, and better acceleration.
  • Newly crafted seat-better aerodynamics and ease.
  • New airbox and air boot-maximum air filter immunity against soiling, increased airflow for maximum efficiency.
  • New fuel tank, and stronger aesthetics.
  • Updated wp AER 48 front fork with the advanced configuration of air spring and separate damping for reliable adjustment to any track condition, rider weight, or capacity level. A new setting improves comfort and power at the edge.
  • Updated wp rear shock-the new main piston and settings are carefully matched to the front fork of the wp AER 48.
  • New cylinder, including an enhanced exhaust port-improved, continuous, and superb performance.
  • Reworked air pump-more efficient ventilation.
  • Adapted to an all-new airbox and exhaust system reworked carburetor setting–improved throttle response and engine actions.
  • New exhaust pipe and muffler-more compact dimensions for better power supply and higher performance.
  • New muffler brackets-reduced weight.
  • Cylinder with twin-valve operated power valve for the smooth operation of 2019 KTM 250 SX dirt bike, which can be changed for different track conditions within seconds.
  • Lateral counterbalance eliminates engine noise at the end of the bike for less rider fatigue.
  • The DDs clutch, which is operated hydraulically, has a damping mechanism for better traction and longevity.

2019 KTM 250 SX Dirt Bike

2019 KTM 250 SX Dirt Bike – Technical Specifications


Type Single Cylinder, 2-Stroke
Displacement 249 cc
Bore / Stroke 66.4 / 72 mm
Starter Kickstarter
Transmission 5 Gears
Fuel System Mikuni TMX 38 Carburetor
Lubrication Premix 60:1
Primary Ratio 26:73
Final Drive 14:50
Cooling Liquid Cooling
Clutch Wet Multi-Disc DDS-Clutch, Brembo Hydraulics
Ignition Kokusan

You may need engine accessories during ride.

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2019 KTM 250 SX Dirt Bike Specs


Frame Central Double-Cradle Type 25CrMo4 Steel
Sub Frame Aluminum
Handle bar Neken, Aluminum Ø 28/22 mm
Front Suspension WP Suspension AER 48 USD Ø 48 mm
Rear Suspension WP Monoshock 5018 BAVP DCC containing Linkage
Suspension Travel Front/ Rear 310mm / 12.2 inches, 300mm / 11.81 inches
Front/ Rear Rims 1.60 x 21inches / 2.15x 19 inches Excel
Front/ Rear Brakes Disc Brake 260mm / 10.24 inches, 220mm / 8.66 inches
Front/Rear Tires 80/100-21″ / 11011000/9090100-19″ Dunlop MX3S
Chain 5/8×1/4 inches
Silencer Aluminum

Check out some of the chassis accessories as follows.

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2019 KTM 250 SX Dirt Bike Specs


Steering Head Angle 26.1 degrees
Triple Clamp Offset 22mm
Wheelbase 1,485mm ± 10mm / 58.5 ± 0.4inches

Its good to use safety gears during ride.

Price = $18.99
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Price = $169.95
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2019 KTM 250 SX Dirt Bike Specs


Like all of KTM’s full-size motocross bikes lineup, 2019 KTM 250 SX Dirt Bike received numerous updates in 2019 rater than the 2018 KTM 250 SX Dirt Bike. It had a new frame with a 2 percent increase in longitudinal stiffness and a 10 percent increase in torsional rigidity, revised WP suspension settings, and a new throttle body, exhaust system, and starter battery were provided to the engine. The suspension changes in choppy terrain allow for a plusher ride and maintain the excellent bottoming power.

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