The Ducati Monster S4RS is a high-performance naked motorcycle that blends Italian style, advanced engineering, and adrenaline-pumping power. If you're considering adding this legendary machine to your garage, this comprehensive guide will walk you through everything you need to know—specs, top speed, price, and buying tips.

Overview of the Ducati Monster S4RS

The Ducati Monster S4RS is not just a motorcycle; it’s a statement. First introduced in the mid-2000s, it stood out as the most powerful and premium member of the Monster family at the time. With a trellis frame, Ohlins suspension, Brembo brakes, and the same engine found in the Ducati 999 superbike, it was built for riders who wanted naked bike aesthetics without sacrificing track-ready performance.

Why Buy the Ducati Monster S4RS?

1. Superb Performance

The core appeal of the Ducati Monster S4RS is its performance. It's equipped with a 998cc Testastretta engine—borrowed from Ducati’s superbike lineup. This engine transforms the S4RS into a torque-heavy, high-revving machine that delivers excitement on every ride.

2. Timeless Design

This bike is a modern classic. Its exposed frame, single-sided swingarm, and minimalist bodywork make it a head-turner even by today's standards. Whether you're riding through town or parked at a café, the Ducati Monster S4RS gets attention.

3. Premium Components

From its Ohlins suspension to its Brembo braking system, the S4RS features top-shelf components that offer both performance and durability. It was designed not only for speed but also for rider control and confidence.

Ducati Monster S4RS Specs

Let’s break down the key specifications of the Ducati Monster S4RS:

Engine and Power

• Engine Type: 998cc, L-Twin cylinder, 4 valves per cylinder, Testastretta engine

• Power Output: Around 130 hp @ 9750 rpm

• Torque: 77 lb-ft @ 7500 rpm

• Fuel System: Marelli electronic fuel injection

• Exhaust: 2-1-2 system with catalytic converter

Transmission

• Gearbox: 6-speed

• Clutch: Dry multiplate with hydraulic control

Chassis and Suspension

• Frame: Tubular steel trellis frame

• Front Suspension: Fully adjustable 43mm Öhlins USD forks

• Rear Suspension: Fully adjustable Öhlins monoshock with aluminum single-sided swingarm

Brakes

• Front Brakes: Dual 320 mm discs, radial-mounted Brembo calipers

• Rear Brake: Single 245 mm disc

Wheels and Tires

• Wheels: Lightweight alloy wheels

• Tires: 120/70 ZR17 front, 180/55 ZR17 rear

Dimensions

• Dry Weight: Approximately 177 kg (390 lbs)

• Seat Height: 815 mm (32.1 inches)

• Fuel Tank Capacity: 15 liters (3.96 gallons)

Top Speed of the Ducati Monster S4RS

The Ducati Monster S4RS can reach a top speed of around 150 mph (241 km/h). While it’s a naked bike and not designed for extreme high-speed aerodynamics like full-faired superbikes, its engine power and lightweight construction make it incredibly fast for its category.

Price of Ducati Monster S4RS

Original MSRP

When the Ducati Monster S4RS was released, it had a price tag of approximately $14,995 USD, which positioned it as one of the most premium naked bikes of its era.

Current Market Price

As the model is no longer in production, the price depends heavily on the condition, mileage, and any modifications. On the used market:

• Excellent Condition, Low Mileage: $8,000 – $12,000

• Average Condition: $5,000 – $8,000

Prices may vary depending on region, collector demand, and rarity. The Ducati Monster S4RS is slowly gaining cult status, so its value is likely to appreciate.

Buying Tips for Ducati Monster S4RS

1. Check for Maintenance History

The Ducati Monster S4RS is a high-performance machine that requires regular maintenance. Be sure to get a full service history. Valve adjustments and timing belt replacements are crucial.

2. Inspect for Modifications

Many owners customize their bikes with aftermarket exhausts, ECUs, or cosmetic changes. While some mods enhance performance, others may affect reliability or resale value.

3. Verify Electronics and Sensors

Given the model's age, electronics like the dash, fuel sensors, and lighting systems may wear out. Double-check that everything is in working order.

4. Evaluate Tire and Brake Wear

Performance bikes often go through tires and brake pads faster. Make sure to assess the condition of consumables, especially if you're buying from a track enthusiast.

Is the Ducati Monster S4RS Right for You?

If you are a rider who craves raw power in a naked bike form, appreciates Italian engineering, and values premium components, then the Ducati Monster S4RS is a perfect fit. It's not for beginners due to its aggressive power delivery and premium maintenance needs, but for experienced riders, it's a dream come true.

Comparison: Ducati Monster S4RS vs Other Monsters

The Ducati Monster S4RS stands as a lighter, rawer, and more aggressive alternative, especially compared to newer, more refined Monsters.

Conclusion

The Ducati Monster S4RS is a rare gem in the world of naked sport bikes. It offers an exceptional combination of design, performance, and exclusivity. Whether you're a seasoned rider looking for a thrilling machine or a collector seeking a modern classic, the S4RS delivers on all fronts.

With its race-bred DNA, premium build quality, and stunning aesthetics, the Ducati Monster S4RS remains one of the most iconic Monsters ever made. If you find one in good condition, it’s not just a bike—it’s an investment in riding pleasure and style.