Ducati Monster S4 R - 2003 Specifications and Reviews

The 2003 Ducati Monster S4 R is a aggressive naked bike designed for experienced riders seeking raw performance and handling. Its 996cc V-twin engine delivers 113 horsepower with responsive fuel injection, making it renowned for thrilling acceleration and agile cornering. Best suited for spirited street riding, this Italian machine combines classic Monster styling with modern sportiness.

2003
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General information

CategoryNaked bike
Year2003
ModelDucati Monster S4 R

Engine and Transmission Specifications

Transmission typefinal driveChain
Gearbox6-speed
Cooling systemLiquid
Valves per cylinder4
Fuel systemInjection
Bore x stroke96.0 x 68.8 mm (3.8 x 2.7 inches)
Compression11.6:1
Torque95.50
Power113.00
Stroke4
Engine typeV2
Capacity:996.00 ccm (60.78 cubic inches)
 
 

Physical measures and capacities

Wheelbase1,440 mm (56.7 inches)
Seat height803 mm (31.6 inches) If adjustable, lowest setting.
Dry weight193.0 kg (425.5 pounds)

Ducati Monster S4 R dimensions and frame

Rear brakes diameter245 mm (9.6 inches)
Rear brakesSingle disc
Front brakes diameter320 mm (12.6 inches)
Front brakesDouble disc
Rear tyre dimensions180/55-ZR17
Front tyre dimensions120/70-ZR17
Rear suspension travel148 mm (5.8 inches)
Front suspension travel130 mm (5.1 inches)
 
 

Speed and acceleration

Power/weight ratio0.5855 HP/kg

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Reserve fuel capacity3.50 litres (0.92 gallons)
Fuel capacity15.00 litres (3.96 gallons)

Performance Profile & Rider Fit

113 hp
Peak Power
3.3s
0-60 mph

Best For

Track75%
City65%
Cornering90%
Daily Riding55%
Touring35%
Passenger40%

Rider Profile

Best ForThis bike suits an intermediate to experienced rider who is comfortable with a powerful, torquey V-twin and a naked bike's lack of wind protection.
PurposeBuilt for spirited road riding and canyon carving, blending Ducati sportbike performance with an upright, naked-bike stance.
Rider FitA light, compact chassis with a low-ish seat height makes it manageable for most body sizes, though the firm sporty ergonomics and suspension favor a fit, engaged rider.
CharacterRaw, mechanical, and characterful, this Monster delivers strong desmodromic V-twin punch, sharp steering, and an aggressive exhaust note that rewards an involved riding style.
Not Ideal ForNot ideal for riders seeking long-distance comfort, wind protection, or a plush touring experience.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2003 Ducati Monster S4 R Rider Ergonomics Assessment

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 803mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2003 Ducati Monster S4 R, with a relaxed knee angle of around 120 degrees and a forward-leaning riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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