🏷️ Basic Information

Make:

Ducati

Model:

Sport Touring ST4s

Year:

2004

Covered Models:

ST4s, ST4s ABS

👋 Introduction

Segment:

Sport Touring Motorcycle

Intended Use:

Long-distance touring with sporty performance capabilities

Competitors:

BMW R1150RT, Honda VFR800, Yamaha FJR1300

Brand Philosophy:

Ducati's characteristic desmodromic valve system, trellis frame, and high-performance V-twin engines applied to a touring platform.

Manual Purpose:

To guide owners in understanding operation, maintenance, and maximizing driving pleasure.

📋 Manual Details

Primary Coverage:

Owner's Manual

Secondary Coverage Hint:

May contain some information relevant to Service/Repair/Workshop Manuals

Estimated Page Count:

N/A (Digital Download, pages may vary based on reader)

Type:

Owner's Manual

Language:

English

File Format:

PDF

Distribution Method:

Software Database Download

Operating Systems:

All Versions of Windows & Mac

Software Requirement:

PDF reader

📖 Manual Coverage

Core Motorcycle Systems:

Controls, Instrumentation, Main Components (Tank, Stands, Suspension), Engine Oil, Brakes, Clutch, Chain, Electrical System (Batteries, Bulbs), Tyres

Operation And Maintenance:

Pre-ride checks, Starting, Moving off, Braking, Stopping, Refuelling, Parking, Running-in, Maintenance operations (seat removal, fairing removal, body removal, fuel tank removal/refitting, air filter change, fluid checks, brake pad inspection, cable lubrication, throttle adjustment, battery charging, chain tension/lubrication, bulb replacement, beam setting, tyre checks, engine oil checks, spark plug cleaning/replacement, cleaning, storage)

Depth:

Owner-level maintenance and basic operational guidance, with some technical data. Not a full workshop/service manual for complex repairs.

Printable Pages:

Yes

Target Audience:

DIY enthusiasts and experienced mechanics

📊 Manual Specifications

Quality:

PDF (Implied High Quality for Printability)

Printability:

All pages printable

Binding:

N/A (Digital Download)

Paper:

N/A (Digital Download)

⚙️ Engine Specifications

Engine Type:

V-Twin (L-Twin)

Engine Configuration:

90-degree V-Twin

Engine Family:

Testastretta (likely, given 'ST4s' and performance focus)

Valve Actuation:

Desmodromic (Ducati trademark)

Cooling System:

Liquid-cooled

Displacement:

996 cc (derived from 916/996 Superbike platform)

Horsepower Estimate:

Approximately 117-120 hp (at crank, typical for this engine)

Torque Estimate:

Approximately 70-74 lb-ft (at crank, typical for this engine)

Fuel Delivery:

Fuel Injection (likely Marelli)

Fuel Type:

Unleaded gasoline, minimum 95 RON (Octane rating)

🔧 Transmission

Transmission Type:

6-speed sequential manual

Clutch Type:

Hydraulically operated, dry multi-plate clutch (Ducati signature)

Drive Type:

Chain Drive

📐 Dimensions

Frame Type:

Steel Trellis frame

Dry Weight Estimate:

Approximately 208 kg (215 kg for ABS version)

Max Load Allowed:

Detailed in manual (Carrying the max load allowed section)

🛡️ Safety Features

ABS Availability:

Optional (ST4s ABS model)

Braking System Front:

Dual 320mm discs, 4-piston calipers (Brembo)

Braking System Rear:

Single 245mm disc, 2-piston caliper (Brembo)

Suspension Front:

Fully adjustable 43mm USD forks (e.g., Showa or Marzocchi)

Suspension Rear:

Fully adjustable monoshock with progressive linkage

Lighting:

Halogen headlights, LED taillight (typical)

💡 Technology Features

Instrumentation:

Digital LCD display providing speed, RPM, odometer, trip meters, coolant temperature, clock, fuel level (if equipped), and warning lights. Analog tachometer.

ABS:

Available as an option on the ST4s ABS variant, providing enhanced braking safety.

No Advanced Connectivity:

No modern connectivity features like Bluetooth or smartphone integration expected for this era.

🔧 Maintenance

Major Service Interval:

Desmodromic valve service typically required every 12,000 km (7,500 miles) or annually, whichever comes first. (Specifics in manual)

Oil Change Interval:

Typically every 6,000 km (3,750 miles) or annually. (Specifics in manual)

Engine Oil Type:

Agip (now Eni) 10W-40 Synthetic Motorcycle Oil (or equivalent meeting JASO MA/API SG standard, check manual for exact spec).

Brake Fluid Type:

DOT 4 (refer to manual for specific Ducati recommendation)

Coolant Type:

Ethylene glycol based coolant with anti-corrosion additives (refer to manual)

Common Wear Items:

Timing belts (require regular replacement), clutch plates (wear depending on riding style), rear shock absorber seals, electrical connections (especially on earlier models).

Desmo Service Importance:

Crucial for engine health and performance; often requires specialized tools and knowledge.

Tool Kit:

Mentioned in 'Tool kit and accessories' section, likely basic roadside adjustment tools.

📚 Vehicle History

Legacy:

Ducati has a long history of producing performance-oriented motorcycles, known for racing heritage and unique engineering (Desmodromic valves, trellis frames).

Predecessors:

ST2, ST3 (precursors in the Sport Touring line)

Platform Basis:

Based on the chassis and engine architecture derived from Ducati's successful superbike lines (916, 996, 998).

Production Period:

ST4s produced from approximately 2001-2005.

🏆 Awards & Recognition

No Specific Awards Listed:

While Ducati motorcycles often receive critical acclaim for performance and design, specific awards for the ST4s model are not detailed in this product information. It was recognized for its blend of sportbike handling and touring comfort.