KTM 250 SX 2018 Dirt Bike Review Specs Pics

KTM 250 SX 2018 Dirt Bike

It’s good news for those who were waiting for the latest models of KTM brand. The new KTM 250 SX 2018 Dirt Bike is newly launched for those dirt riders who want light chassis but powerful engine. This bike gives the best power-to-weight ratios in the world of dirt. It’s 4-stroke engine provides an incredible power and acceleration. The lightweight chassis features an attractive graphics with the best design. The suspension ensures the best damping performance. The new tires ensure the better grip over all kinds of surfaces. Following are the review, specification, and pictures of new KTM 250 SX 2018 Dirt Bike.

KTM 250 SX 2018 Dirt Bike – Features

Engine

The all-new KTM 250 SX 2018 Dirt Bike features the powerful 2-stroke engine delivering best power-to-weight ratio, low cost, and simplicity. The engine has been optimized for the mass centralization containing the twin-valve controlled power valve, balancer shaft for low engine vibration, the 5-speed transmission and the hydraulically operated DDS clutch. This compact engine gives the best performance in all conditions. It features the compact cylinder with 66.4mm bore with cutting-edge power valve unit with the sophisticated mechanism for lateral support exhaust ports. The twin-component cylinder head is being used for the optimal response. The layout of water jackets is the cylinder and head ensure superb head dissipation. The die-cast crankcase allows the balancer shaft to be activated. It maintains the fresh look of the engine plus an engine covers features the smart surface structure in order to reduce the wear caused by the boots of rider.

KTM 250 SX 2018 Dirt Bike Engine

The strong 5-speed transmission provides the best gear ratios. The use of advanced ‘No Dirt’ gear shift lever design prevents mud and sand blocking the joint of lever plus it ensures the trouble-free shifting. The design of engine allows an implementation of the lateral balancer shaft to minimize the vibration. The new KTM-developed DDS clutch (Damped Diaphragm Steel) with the strong steel basket with high heat resistant clutch plates and nitrated steel liners reducing the wear. Its clever design features the latest diaphragm spring instead of usual coil springs for better clutch action. The diaphragm spring leaves the sufficient space for damping system to be attached to a clutch hub. The light operation and best control come as standard with the hydraulic BREMBO actuated clutch.

KTM 250 SX 2018 Dirt Bike Engine

The new MIKUNI TMX carburetor comes as standard. This 38mm flat slide carb provides the smooth and controllable power. The new intake tuned the carburetor for about 7-degree to reduce the fuel overflow. It is now less sensitive to different altitudes and temperatures. The engineers of KTM has specially tuned the resonator chamber for more torque and power. This dirt bike provides more output and performance than 2018 KTM 150 SX. The use of CDI control unit with the latest hardware ensures the better starting behavior.

Slim and Smart

The new KTM 250 SX 2018 Dirt Bike is much lighter and slimmest that any other bike. The use of high-tech and lightweight chrome-moly steel frame gives easy handling and excellent stability. The rider can also feel the higher rigidity and lower longitudinal stiffness. It gives the better absorption of energy created from the suspension system. It provides comfort and less rider fatigue. The lightweight engine is laterally attached to provide the precise cornering and minimum vibration level. The subframe about 900g lighter than the previous 2017 KTM 250 SX and it is made by stable aluminum profiles. The ‘No Dirt’ foot pegs prevent smudging up the pegs. If rider wants higher footpegs, the EXC models have 6mm higher foot pegs and they can be easily mounted to SX models. The air filter design provides maximum protection of air filter again just while guarantees maximum airflow. The large Twin Air filter is attached to the stiff cage. The overall design is very simple so that rider can easily pop the fresh one without any use of tools. The handlebars are very made by high-strength aluminum and they are fixed in damped rubber mounts. The handlebars offer two different positions. The ODI lock-on grips make the grips changes much easier. The cast aluminum design contains the low weight and perfect flex behavior. The single-component casting process removes all the weak points created by welding. The lightweight polyethylene tank is being used providing the fuel capacity of 7 liters. The lightweight CNC machined hubs and the new high-end Excel rims guarantee the maximum stability and minimum unsprung weight. The wheels are shod with the innovative Dunlop Geomax MX 3S tires. The cooling system routes the coolant from the cylinder head to aluminum radiators. It is made by WP. This system is very efficient due to the flow optimized internal circulation and CFD-calculated ventilation. The new radiator protections enhance the heat dissipation.

KTM 250 SX 2018 Dirt Bike

Bodywork

The new KISKA design uses the plastics to provide the complete harmony between the rider and bike. The perfect ergonomics and good contact points ensure the maximum comfort. The new I-beam structure of the front and rear fenders ensure the maximum stability and low weight. This frame is the Factory orange frame.

Suspension and Brakes

The new KTM 250 SX 2018 Dirt Bike features the WP shock absorber, which is specially developed with the entire frame and swingarm. They are features the lightweight WP AER 48 front fork and black anodized components. The 48mm USD air-sprung fork is developed by WP with the help of KTM. It is the split fork with separate functions for each leg. This means air spring is on the left while damping functions are on its right side. The left leg contains the 2-chamber system with the capsule air cartridge to minimize the loss of air pressure. Its air spring is very easy to adjust according to the rider weight via a single air valve. The right fork leg usually integrates the damping cartridge. It can be easily adjusted to the track conditions with the twist of a dial. The top quality CNC machined triple clamps has the KTM trademark to ensure the precise handling. The rubber damped handlebar fixation lets it be adjusted in two positions. The high-tech BREMBO brakes feature the lightweight wave discs.

KTM 250 SX 2018 Dirt Bike – Technical Specifications

KTM 250 SX 2018 Dirt Bike Specs

Engine

KTM 250 SX 2018 Dirt Bike Specs

Design 1-cylinder, 2-stroke engine
Displacement 249 cm³
Bore 66.4 mm
Stroke 72 mm
Starter Kickstarter
Transmission 5-speed
Primary drive 26:73
Secondary gear ratio 14:50
Clutch Wet, DDS multi-disc clutch, Brembo hydraulics
EMS Kokusan

Chassis

KTM 250 SX 2018 Dirt Bike Specs

Frame design Chrome-molybdenum steel central-tube frame
Front suspension WP-USD, AER 48, Ø 48 mm
Rear suspension WP shock absorber with linkage
Suspension travel (front) 310 mm
Suspension travel (rear) 300 mm
Front brake Disc brake
Rear brake Disc brake
Front brake disc diameter 260 mm
Rear brake disc diameter 220 mm
Chain 5/8 x 1/4″
Steering head angle 63.9 °
Wheelbase 1485 ± 10 mm
Ground clearance 375 mm
Seat height 960 mm
Tank capacity (approx.) 7 liters
Weight ready to race 95.4 kg

KTM 250 SX 2018 Dirt Bike

Conclusion

This article provides the complete review of new KTM 250 SX 2018 Dirt Bike which is recently launched by the Best Dirt Bike Brand, KTM. It features the powerful engine giving the best performance in all conditions. The stylish chassis is kept a light in weight for better handling characteristics. This dirt is ideal for champs, so what are you waiting for? Go, grab your new KTM 250 SX 2018 Dirt Bike and enjoy the ride.

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