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Aprilia SX 50: Your First Motard Ride

27/06/2020

Rating: 4.01 (15447 votes)

Are you a budding rider eager to dive into the exhilarating world of motard motorcycles? For those seeking an introduction that combines high-performance pedigree with a more accessible riding experience, the Aprilia SX 50 presents itself as an incredibly compelling option. This compact yet highly capable model, steeped in the rich racing heritage of Aprilia, is engineered with cutting-edge technologies to deliver first-class performance, handling, and an undeniably stylish presence on the road. It's far more than just a basic 50cc; it's a genuine Aprilia, designed to ignite a passion for two wheels.

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Unleashing the Heart: Engine and Performance

At the core of the Aprilia SX 50 lies a meticulously engineered 49.9cc single-cylinder, two-stroke, liquid-cooled engine. This powerplant is a testament to Aprilia's commitment to performance, even in its smallest displacement offerings. Unlike many entry-level machines, the SX 50’s engine is designed for spirited performance, providing an impressive power-to-weight ratio. The two-stroke configuration, known for its punchy delivery, ensures that acceleration is brisk and engaging, making urban commutes and winding backroads equally enjoyable. The liquid cooling system is a crucial feature, maintaining optimal engine temperatures even under demanding conditions, which contributes to both performance consistency and engine longevity.

Mated to this potent engine is a smooth and precise six-speed transmission. This gearbox is vital for extracting the maximum performance from the 49.9cc unit. The close ratios allow riders to keep the engine in its optimal power band, whether accelerating hard or cruising. The ability to select the perfect gear for any situation enhances the riding experience significantly, providing a level of control and engagement often found on much larger motorcycles. This combination of a high-revving two-stroke engine and a responsive six-speed gearbox truly sets the SX 50 apart in the 50cc category, offering a taste of genuine sport biking.

Despite its robust performance capabilities, the engine itself is remarkably light, weighing in at just 15 kg. This contributes significantly to the bike's overall agility and ease of handling, making it an ideal choice for younger or less experienced riders who are still building their confidence.

The Backbone of Agility: Chassis and Suspension

A motorcycle's handling prowess is fundamentally determined by its chassis, and the Aprilia SX 50 boasts a sophisticated setup that belies its displacement. The backbone of this nimble machine is a light yet exceptionally stiff perimeter frame, meticulously crafted from high-strength steel. This design provides the perfect balance of rigidity and lightness, crucial for absorbing the stresses of dynamic riding while ensuring precise handling. The strength of the frame is paramount for maintaining stability during aggressive manoeuvres, sharp turns, and sudden braking, instilling confidence in the rider.

Complementing the robust frame is a high-quality suspension system. Up front, the SX 50 is equipped with a mighty Marzocchi tele-hydraulic fork. With an impressive wheel travel of 195 mm, this front suspension is more than capable of soaking up even the hardest knocks and bumps, ensuring a smooth and controlled ride over varied surfaces. This substantial travel is a clear indicator of the bike's off-road inspired motard lineage, providing excellent bump absorption for both road imperfections and light trail riding.

At the rear, a high-strength steel swingarm is paired with an advanced hydraulic shock absorber. This combination delivers a considerable rear wheel travel of 180 mm, working in harmony with the front fork to provide balanced and predictable handling. The progressive action of the hydraulic shock absorber ensures excellent traction and comfort, whether you're navigating city streets or exploring twisty country lanes. The synergy between the frame, front fork, and rear shock creates a remarkably composed and responsive ride, allowing riders to push the limits of their skill with confidence.

Stopping Power: Braking System

Effective braking is paramount for safety and control, and the Aprilia SX 50 is equipped with a high-performance braking system that rivals those found on larger machines. The front wheel features a generous 260 mm stainless steel disc, paired with a floating caliper. This setup provides powerful and progressive stopping power, allowing for precise modulation and excellent feedback to the rider. The use of a metal braided brake line further enhances braking performance by eliminating hose expansion under pressure, ensuring a firm and consistent lever feel.

At the rear, an 180 mm stainless steel disc with a single-piston caliper provides complementary stopping force. Like the front, the rear brake also benefits from a metal braided brake line, contributing to overall braking efficiency and safety. This comprehensive braking package ensures that the SX 50 can be brought to a halt quickly and safely, even from higher speeds, giving riders peace of mind and control in various riding scenarios.

Design and Ergonomics: A True Motard Aesthetic

Beyond its impressive technical specifications, the Aprilia SX 50 stands out with a design language clearly inspired by Aprilia's legendary SXV series – the twin-cylinder motard that left an indelible mark on world motorcycling. This inspiration is evident in its aggressive lines, minimalist bodywork, and purposeful stance. It’s not just a simple 50cc; it’s a scaled-down supermoto, ready to turn heads.

The bike features ultra-compact digital instrumentation, which boasts an innovative design and provides all the most important information at a glance, from speed and RPM to fuel levels. This modern display adds to the premium feel of the bike and ensures the rider is always well-informed.

Further enhancing its unique personality are the twin headlights, which not only contribute to its distinctive front fascia but also provide significantly better visibility at night, a crucial safety feature for young riders. The stainless steel exhaust system is not just about looks; it’s designed for optimal performance and durability, while emitting that characteristic two-stroke note that enthusiasts love.

Ergonomically, the SX 50 is designed for dynamic riding. The long and almost flat saddle extends to cover the compact fuel tank, providing significant freedom of movement for the rider during sports riding. This allows riders to shift their weight easily for cornering or to adapt to different terrains, a key characteristic of true motard motorcycles. With a seat height of 830 mm, it offers a commanding riding position, typical of motard bikes, giving the rider excellent visibility and control.

Why the Aprilia SX 50 is More Than Just a 50cc

The Aprilia SX 50 is not merely an entry-level motorcycle; it's a testament to Aprilia's engineering prowess, packaged into an accessible displacement. It offers technical content and performance characteristics that often "dwarf" higher cylinder capacity bikes. For the aspiring motard rider, it provides an authentic experience from the very first twist of the throttle.

Its blend of a potent two-stroke engine, a robust high-strength steel perimeter frame, advanced Marzocchi suspension, and powerful disc brakes sets it apart. The attention to detail, from the digital instrumentation to the twin headlights and race-inspired ergonomics, underscores its premium positioning. This is a bike designed not just to get you from A to B, but to make every journey an adventure, preparing riders for the larger Aprilia machines they might aspire to in the future.

Key Specifications at a Glance:

FeatureDetail
Engine TypeAprilia Single-Cylinder, Two-Stroke, Liquid-Cooled
Displacement49.9 cc
Gearbox6-speed
Front SuspensionØ41 mm Marzocchi Telescopic Fork (195 mm travel)
Rear SuspensionSteel Swingarm, Hydraulic Monoshock (180 mm travel)
Front Brake260 mm Stainless Steel Disc, Floating Caliper, Metal Braided Line
Rear Brake180 mm Stainless Steel Disc, Single Piston Caliper, Metal Braided Line
Front TyreRadial Tubeless - 100/80 ZR 17
Rear TyreRadial Tubeless - 130/70 ZR 17
Seat Height830 mm
Fuel Tank Capacity7 litres (1.3 litres reserve)
EmissionsEuro 2 Homologation
Starting Price (2014)€3,956

General Maintenance Tips for Your SX 50

Owning a high-performance 50cc two-stroke like the Aprilia SX 50 means understanding its specific maintenance needs to ensure longevity and optimal performance. Regular care is key to enjoying your ride for years to come. Here are some essential tips:

  • Two-Stroke Oil: Always use high-quality, synthetic two-stroke oil specifically designed for liquid-cooled engines. Never compromise on oil quality, as it directly impacts engine lubrication and lifespan. Regularly check the oil reservoir and top it up as needed.
  • Spark Plug Checks: The spark plug is crucial for combustion. Regularly inspect it for fouling or wear. A clean, correctly gapped spark plug ensures efficient ignition and optimal engine performance.
  • Air Filter Cleaning: The air filter prevents dirt and debris from entering the engine. Clean or replace it according to the manufacturer's recommendations, especially if you ride in dusty conditions. A clogged air filter can significantly reduce performance.
  • Chain Maintenance: Keep your drive chain clean, lubricated, and correctly tensioned. Regular cleaning and application of good quality chain lube will extend chain and sprocket life and ensure smooth power delivery.
  • Brake System Checks: Periodically inspect brake pads for wear and brake fluid levels. Ensure there are no leaks and that the brake lines are in good condition. A spongy brake lever could indicate air in the system, requiring bleeding.
  • Coolant Level: As a liquid-cooled engine, regularly check the coolant level in the reservoir. Top up with the correct type of coolant if necessary to prevent overheating.
  • Tyre Pressure: Correct tyre pressure is vital for safety, handling, and tyre longevity. Check pressures regularly (at least once a week) and adjust according to the owner's manual.
  • General Fastener Check: Vibrations from riding can loosen fasteners over time. Periodically check nuts and bolts for tightness, especially on critical components like the chassis, suspension, and engine mounts.

Frequently Asked Questions about the Aprilia SX 50

Is the Aprilia SX 50 suitable for beginners?
Absolutely. While it offers impressive performance for a 50cc, its compact size, light weight, and accessible power delivery make it an excellent choice for young or new riders entering the motard world. The intuitive handling and effective brakes build confidence quickly.
What kind of fuel does the SX 50 use?
Being a two-stroke engine, it requires a mixture of petrol and two-stroke oil. Many modern two-strokes, including the SX 50, have separate oil injection systems, meaning you just fill the petrol tank with unleaded fuel, and the oil is added automatically from its own reservoir. Always refer to your owner's manual for the specific fuel and oil recommendations.
Can I ride the Aprilia SX 50 on a standard car licence in the UK?
No, not directly. In the UK, to ride a 50cc moped or motorcycle, you need to be at least 16 years old and have completed a Compulsory Basic Training (CBT) course. If you passed your car driving test before 1 February 2001, you might have provisional entitlement for motorcycles up to 50cc, but a CBT is still highly recommended and often required for insurance. Always check current DVLA regulations.
How fast can the Aprilia SX 50 go?
As a 50cc moped/motorcycle, it is legally restricted in many countries, including the UK, to a top speed of 45-50 km/h (around 28-31 mph) if it's classified as a moped. However, the Aprilia SX 50 is a 'motorcycle' in its class, and when derestricted (which is for off-road use only or where legal), its performance two-stroke engine is capable of significantly higher speeds, often exceeding 70-80 km/h (45-50 mph). Please be aware of local laws regarding speed restrictions for 50cc vehicles on public roads.
Is the SX 50 comfortable for longer rides?
While the SX 50's saddle is designed for freedom of movement during sports riding, typical of motard bikes, it might not be as plush as a dedicated touring motorcycle. For typical urban commutes and shorter recreational rides, it's perfectly comfortable. Longer journeys might require more frequent breaks.
What is the fuel economy like?
Fuel economy for two-stroke engines can vary depending on riding style. Given its performance orientation, the SX 50 will consume more fuel than a typical four-stroke 50cc scooter. However, with a 7-litre tank (including a 1.3-litre reserve), it offers a decent range for its class, making it practical for daily use.

Final Thoughts: Is the Aprilia SX 50 for You?

For those looking to enter the thrilling realm of motards, the Aprilia SX 50 stands out as an exceptional choice. It’s a machine that doesn't compromise on quality, performance, or style, even at the 50cc level. Its robust two-stroke engine, advanced chassis, and premium components deliver a riding experience that is both exhilarating and confidence-inspiring. While the 2014 model had a starting price of €3,956, its value proposition lies in the high-level engineering and genuine motard feel it provides, preparing young riders for the bigger bikes in Aprilia's impressive line-up.

If you're seeking a 50cc motorcycle that feels like a much larger, more serious machine, offering sharp handling, potent acceleration, and distinctive looks, then the Aprilia SX 50 should undoubtedly be at the top of your list. It's an investment in a true riding experience, setting the stage for a lifetime of two-wheeled adventure.

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