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2005 Ducati 999 S Overview
For 2005, Ducati offers the 999 S as a sport motorcycle with 998 cc on tap. The 2005 Ducati 999 S is built around a Four stroke, 90° °L° twin cylinder, DOHC, desmodromic 4 valves per cylinder, belt driven engine, a compression ratio of 11.4:1. Out on the road, the 999 S delivers 105.2 kW @ 9750 rpm of peak power and 114 Nm @ 8000 rpm of torque. Flat out, it's quoted at 270 km/h. In everyday use, the 2005 999 S tips the scales at 199 kg, carries a 15.5-litre fuel tank, offers a seat height of 780 mm and spans a 1420 mm wheelbase. Every technical detail, from suspension travel to tyre sizes, is covered in the full 2005 Ducati 999 S spec sheet below.
2005 Ducati 999 S compared with other bikes in the Sport category
Measured against other bikes in the Sport category in our database (up to 1607 models, one entry per model), the 2005 Ducati 999 S comes out as follows.
- With 270 km/h, the 999 S has the joint 161st highest top speed of 880 bikes in the Sport category, 23% above the category average of 220 km/h.
- Torque of 114 Nm is higher than that of 1268 of the other 1572 bikes in the Sport category.
- Only 263 of the other 1606 bikes in the Sport category have a lower seat height than the 780 mm of the 999 S.
- Narrowing the field to the 287 models within five model years of it, the top speed of 270 km/h is higher than that of 180 of the other 286.
Versus the 2004 model
Compared with the 2004 model, peak power climbed from 100 kW to 105.2 kW (+5.2 kW) and peak torque rose from 106 Nm to 114 Nm (+8 Nm). Displacement, seat height and top speed are unchanged.
2005 999 S - Pros & Cons
Strengths
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Strong power output: Peak output on the 999 S is 105.2 kW @ 9750 rpm and 114 Nm @ 8000 rpm of torque - strong numbers for what it is.
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Fuel injection: No choke, no jetting, no altitude compensation to think about - fuel injection just works across a wider range of conditions than carburetion.
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Strong front braking: The disc front brake bites hard and stays consistent - a solid foundation whether it's stock or upgraded with braided lines.
Considerations
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Chain final drive upkeep: A chain drivetrain is the most common setup in its class, but it's also the one that demands the most regular hands-on maintenance.
Wear Points & Servicing Notes
Cooling system servicing
With Liquid cooled, thermal management is largely automatic, but the coolant has a service life of its own - replace it on the manufacturer's interval to protect the water passages and thermostat.
Fuelling & injector care
Fuelling on the 999 S comes from Weber Marelli electronic fuel injection. Cold starts and throttle response stay consistent across altitude and temperature, the main practical edge over a carbureted equivalent.
Brake disc and pad wear
2 x 320 mm Discs, 4 piston calipers up front provides the primary stopping power; inspect disc thickness and pad wear at each tyre change to catch scoring before it becomes a rotor replacement.
Suspension condition on used examples
Suspension duties are handled by Öhlins 43mm upside-down fully adjustable fork with TiN surface treatment up front and Progressive linkage with fully adjustable Öhlins monoshock at the rear. Weeping fork seals aren't a dealbreaker on a used bike, but they're a fair basis for negotiating price.
Final drive maintenance
Chain final drive on the 999 S means routine lubing and tension checks are part of ownership - skip them and sprocket wear accelerates noticeably.
Frame & chassis check
The Tubular steel trellis chassis holds up well with normal use; on a used bike it's still worth checking the head-stock and swingarm pivot area for impact damage or corrosion.
999 S - Buying & Maintenance Guide
What to check before buying
A pre-purchase check on the 2005 Ducati 999 S with its 998 cc sport should cover the same ground every time: service history, drivetrain condition, and any oil seepage around the casings. This model runs chain final drive, so check chain slack and sprocket tooth profile specifically - a worn sprocket is a cheaper fix now than after it's chewed up the next chain. Now 21 years old, this sport is as likely to show age-related wear (perished rubber, seized fasteners, degraded seals) as mileage-related wear. Start it from cold if you can - a well-kept 999 S settles to a smooth idle within seconds.
Oil and filter changes
Oil changes are the cheapest insurance you can buy for the 999 S's 998 cc four stroke, 90° °l° twin cylinder, dohc, desmodromic 4 valves per cylinder, belt driven - keep to the manufacturer's interval rather than stretching it. With an 11.4:1 compression ratio, running the octane grade specified in the manual matters more than on a lower-compression engine. Use the viscosity grade the manual specifies, not whatever's on sale.
Fuel system care
Injector systems like the 999 S's hold up well with basic care - decent fuel, an occasional cleaner additive, and draining old fuel before any layup longer than three months.
2005 Ducati 999 S - Frequently Asked Questions
What engine does the 2005 Ducati 999 S have?
The 2005 Ducati 999 S uses a Four stroke, 90° °L° twin cylinder, DOHC, desmodromic 4 valves per cylinder, belt driven engine with 998 cc of displacement. It is liquid cooled.
What is the top speed of the 2005 Ducati 999 S?
The 2005 Ducati 999 S has a factory-quoted top speed of 270 km/h. Real-world speeds vary depending on rider weight, conditions and state of tune.
How much does the 2005 Ducati 999 S weigh?
The 2005 Ducati 999 S weighs 199 kg. This is the manufacturer's dry figure.
How much power does the 2005 Ducati 999 S make?
The 2005 Ducati 999 S produces 105.2 kW @ 9750 rpm of power and 114 Nm @ 8000 rpm of torque. These are peak figures.
What is the fuel tank capacity of the 2005 Ducati 999 S?
The 2005 Ducati 999 S has a 15.5-litre fuel tank. At around 5-6 litres per 100 km, that is roughly 258-310 km between stops.
Is the 2005 Ducati 999 S suitable for shorter riders?
The 2005 Ducati 999 S has a seat height of 780 mm. This is a moderate seat height that suits a wide range of rider heights.
What brakes does the 2005 Ducati 999 S have?
The 2005 Ducati 999 S uses 2 x 320 mm Discs, 4 piston calipers at the front and single 245mm disc, 2 piston caliper at the rear.
What tyre sizes does the 2005 Ducati 999 S use?
The 2005 Ducati 999 S runs 120/70 ZR17 front and 190/50 ZR17 rear tyres. A good selection of sport, touring and all-weather rubber is available in these sizes.
What gearbox does the 2005 Ducati 999 S have?
The 2005 Ducati 999 S is fitted with a 6 Speed transmission.
Ducati 999 S Spec Evolution
The Ducati 999 S was produced across 4 model years (2003-2006). The table below highlights the key specifications that changed across the production run - useful whether you are comparing years or tracking down a specific variant.
| Specification |
2003 |
2004 |
2005 |
2006 |
| Max Power |
100 kW / 136 hp @ 9750 rpm |
100 kW / 136 hp @ 9750 rpm |
105.2 kW / 143 hp @ 9750 rpm |
105.2 kW / 143 hp @ 9750 rpm |
| Max Torque |
106 Nm / 10.8 kgf-m / 78.1 ft-lb @ 8000rpm |
106 Nm / 10.8 kgf-m / 78.1 ft-lb @ 8000rpm |
114 Nm / 11.6 kgf-m / 84.1 lb-ft @ 8000 rpm |
114 Nm / 11.6 kgf-m / 84.1 lb-ft @ 8000 rpm |
Key Specifications
Engine
Four stroke, 90° °L° twin cylinder, DOHC, desmodromic 4 valves per cylinder, belt driven
Power
105.2 kW / 143 hp @ 9750 rpm
Torque
114 Nm / 11.6 kgf-m / 84.1 lb-ft @ 8000 rpm
Top Speed
270 km/h / 168 mph
Fuel Capacity
15.5 Litres / 4.1 US gal / 3.4 Imp gal
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Full 2005 Ducati 999 S Specifications
Year
2005
Make Model
Ducati 999 S
Seat Height
780 mm / 30.7 in
Wheelbase
1420 mm / 55.9 in
Height
1090 mm / 42.9 in
Length
2095 mm / 82.5 in
Width
730 mm / 28.7 in
Dry Weight
199 kg / 438 lbs
Fuel Capacity
15.5 Litres / 4.1 US gal / 3.4 Imp gal
Displacement
998 cc / 60.9 cu in
Engine Detail
Four stroke, 90° °L° twin cylinder, DOHC, desmodromic 4 valves per cylinder, belt driven
Bore x Stroke
100 x 63.5 mm
Compression Ratio
11.4:1
Cooling System
Liquid cooled
Engine Oil Specification
Synthetic, 10W/40
Exhaust
Single steel muffler with catalytic converter
Fuel Consumption
5.56 L/100 km / 18 km/l / 42.3 US mpg / 50.8 Imp mpg
Fuel Induction
Weber Marelli electronic fuel injection, 54 mm throttle body
Ignition
Marelli electronic
Lubrication
Wet sump
Spark Plug
Champion RG4HC
Starter
Electric
Battery Capacity
12V 10Ah
Clutch
Dry multiplate with hydraulic control
Final Drive
Chain
Final Drive Ratio
2.400:1 (15/36)
Gear Ratios
1st 2.466 / 2nd 1.765 / 3rd 1.400 / 4th 1.182 / 5th 1.043 / 6th 0.958:1
Primary Drive Ratios
Straight cut gears, 1.84:1
Transmission / Drive
6 Speed
Frame Type
Tubular steel trellis
Suspension - Front
Öhlins 43mm upside-down fully adjustable fork with TiN surface treatment
Suspension - Rear
Progressive linkage with fully adjustable Öhlins monoshock
Rake
23.5° - 24.5°
Trail
97 mm / 3.8 in
Wheel Travel - Front
120 mm / 4.7 in
Wheel Travel - Rear
128 mm / 5 in
Brakes - Front
2 x 320 mm Discs, 4 piston calipers
Brakes - Rear
Single 245mm disc, 2 piston caliper
Tyres - Front
120/70 ZR17
Tyres - Rear
190/50 ZR17
Wheels - Front
Y-shaped 5-spoke light alloy 3.50 x 17
Wheels - Rear
Y-shaped 5-spoke light alloy 5.50 x 17
Specifications are compiled from manufacturer documentation and cross-referenced
technical sources, and corrected on an ongoing basis.
Spot an error? Let us know.
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