Ducati Monster S4r
The Ducati Monster S4r has a top speed of 240 km/h, produces 113 hp and weighs 192 kg. Motoryk rates it 7.8/10.
La Ducati Monster S4R se presentó en 2003 como una evolución de alto rendimiento de la Monster S4, con el motor Testastretta de 996 cc derivado de la superbike 999. Recibió notables actualizaciones en 2006, con un motor Testastretta revisado de 998 cc que aumentaba la potencia y mejoraba los componentes del chasis, incluida la suspensión Öhlins. La S4R es considerada una de las Monster más potentes y atractivas de su época, ya que combina la versatilidad absoluta de una moto con un rendimiento similar al de una superbike.
113 hp
Potencia
103 Nm
Torsión
192 kg
Peso
240 km/h
Velocidad máxima
7.5 L/100km (estimated real-world average)
Combustible
Desnudo
Cuerpo
Video Review
Lo que los compradores deben saber
Desmo Service Costs
The S4R requires Desmodromic valve adjustments every 7,500 miles, which can cost $600–$1,200 at a dealer. Always verify service history before buying, as skipped intervals can cause serious engine damage.
Heat & Fueling Issues
The S4R is notorious for excessive heat at low speeds and rough throttle response at small openings due to lean factory fueling. A Power Commander or ECU remap significantly improves rideability and is a common upgrade on used bikes.
Strong Collector Appeal
The S4R holds its value well among Ducati enthusiasts due to its rare Testastretta engine borrowed from the 999 superbike, giving it genuine superbike performance in a naked package. Well-maintained examples remain desirable and rarely drop below $5,000–$7,000.
Generaciones y especificaciones por año
Introdujo el motor Desmoquattro de 996 cc del 916, suspensión Ohlins, basculante de un solo lado, 113 CV.
"El Monster que por fin tenía suficiente motor para adaptarse a su apariencia."
Ducati introdujo el Desmoquattro 996 en el chasis del Monster y creó algo realmente peligroso de la mejor manera posible: ese motor tira con tanta fuerza desde las 4.500 rpm que de repente llegas a velocidades que pierdes el carné antes de que hayas decidido acelerar conscientemente. La suspensión Öhlins supone un auténtico punto de inflexión con respecto a los Monsters anteriores; de hecho, mantiene la línea en lugar de hundirse, y el basculante de un solo lado hace que el cambio de neumáticos sea casi placentero. Pero la verdad es que la gestión del calor es brutal: cuando conduces en ciudad en verano, la pierna derecha se cocina a fuego lento contra el tubo de escape, y el ruido seco del embrague al ralentí hace que cada aparcamiento parezca un auténtico rendimiento. La fiabilidad es el verdadero inconveniente: los servicios de desmo cada 7.500 millas no son baratos y, si has comprado uno con mantenimiento aplazado, presupuésalo en consecuencia antes de enamorarte.
Pros
Contras
Se actualizó al motor Testastretta de 998 cc, se revisó el chasis, se mejoraron los frenos y se aumentó la potencia a 130 CV.
"La bicicleta desnuda que aún te pone nervioso."
La Testastretta de 998 cc impacta de manera diferente a la antigua unidad derivada del 916: ahora suena un verdadero gruñido en la gama media, no solo un grito de alta gama, y hace que la conducción en ciudad sea realmente emocionante, en lugar de agotadora. El equilibrio del chasis es más nítido que en el S4, la suspensión Öhlins funciona sin necesidad de revalvularse y los frenos Brembo tienen esa sensación inmediata y segura que dejas de notar solo porque confías plenamente en ellos. Pero seamos sinceros: el intervalo de servicio desmo te costará entre 600 y 900€ cada 15 000 km, el calor entre las piernas en el tráfico es realmente agobiante en los días calurosos, y ese asiento acabará con tu entusiasmo en torno a los 90 minutos. Se trata de una bicicleta en la que conduces con intención, no con la que te desplazas al trabajo de manera casual; trátala de esa manera y te recompensará como pocas.
Pros
Contras
Reseña de un comprador usado
"An intoxicating machine for riders who respect their spanners."
$5,500-$9,500 usedThe S4R is essentially a Supermono with an extra cylinder — Ducati's 996 Testastretta engine shoehorned into the Monster chassis, making 113bhp that feels genuinely violent below 4,000rpm. This thing has personality most modern bikes have carefully engineered away. The half-fairing version that arrived mid-run looks menacing and actually works aerodynamically. Riding position is aggressive but manageable for spirited weekend blasts. Here's the honest part nobody tells you: budget aggressively for maintenance. Desmodromic valve services every 7,500 miles run $600-1,000 at a dealer, often more. Check service history obsessively — skipped valve checks are engine death sentences. The dry clutch chatters loudly at idle and slips if a previous owner was ham-fisted. Cooling is marginal in traffic; city riding means hot thighs and occasional fan tantrums. Electrical gremlins, particularly the instrument cluster and immobilizer, are a real used-bike lottery.
Top 10 Accessories
Curated picks for the Ducati Monster S4r — owned, ridden, recommended.
Problemas comunes
🔥 1 CRITICALAsk for service history, due every 7,500 miles
Look for white residue below pump on engine
Test all lights, dash indicators while running
Listen for rattling, inspect clutch cover plates
✅Lista de verificación previa a la compra
High maintenance but rewarding if serviced properly
Full Specifications
Rivals & Alternatives
Bikes that buyers cross-shop with the Ducati Monster S4r

Ducati Monster 821

Ducati Monster 937

Ducati Monster 696

Ducati Monster 796

Benelli Tnt 899
Compare Ducati Monster S4r Side-by-Side
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Discussion
Frequently Asked Questions
What are common problems with the Ducati Monster S4r? +
Desmo valve service overdue: Ask for service history, due every 7,500 miles (serious) | Coolant leak from water pump: Look for white residue below pump on engine (moderate) | Electrical gremlins, faulty neutral switch: Test all lights, dash indicators while running (minor)
Is the Ducati Monster S4r a good motorcycle? +
An intoxicating machine for riders who respect their spanners. Rating: 7.8/10. Best for: Experienced riders who wrench and weekend ride. Avoid if: You commute daily and hate surprise bills.
What is the horsepower of the Ducati Monster S4r? +
The Ducati Monster S4r produces 113 hp @ 9,500 rpm, with 103 Nm @ 7,750 rpm of torque. Top speed: 240 km/h.
Is the Ducati Monster S4r good for beginners? +
Yes — the Ducati Monster S4r is a reasonable choice for new riders (113 hp is manageable), weighing 192 kg. Experienced riders who wrench and weekend ride
Is the Ducati Monster S4r reliable? +
Owners report 1 critical issue to watch for on the Ducati Monster S4r, notably: Desmo valve service overdue (Ask for service history, due every 7,500 miles). Buy with a pre-purchase inspection.
Is the Ducati Monster S4r good for daily use? +
Experienced riders who wrench and weekend ride Fuel: 7.5 L/100km (estimated real-world average).
How fast is the Ducati Monster S4r? +
The Ducati Monster S4r reaches a top speed of 240 km/h, producing 113 hp at 192 kg curb weight. Real-world performance depends on rider weight, gearing, and road conditions.
What gear should I buy for a Ducati Monster S4r? +
Motoryk has curated a Top 10 gear list specifically for the Ducati Monster S4r, covering engine oil, tires, chain, battery, and brake pads — see motoryk.com/bikes/ducati/monster-s4r/top10. Each pick is matched to this bike's spec.












