🏷️ Basic Information

Make:

Aprilia

Model:

RS 250 Challenge Version

Engine Code:

RS 250 Challenge (Likely derived from Suzuki RG500 Gamma components)

👋 Introduction

Target Audience:

Aprilia RS 250 Challenge Version owners and technicians requiring in-depth service and repair information.

Value Proposition:

Provides dealership-level technical data, enabling users to perform complex maintenance and repairs, saving time and costs associated with professional servicing. Crucial for maintaining the performance and longevity of a specialized sportbike.

Manual Utility:

Comprehensive instructions and diagrams for high-quality repairs, facilitating understanding and efficient problem-solving. Acts as a professional reference book for bike maintenance.

📋 Manual Details

Primary Coverage:

Technical features and servicing procedures for the Aprilia RS 250 Challenge Version (USA).

Estimated Page Count:

Unknown (Based on typical workshop manuals, likely several hundred pages)

Type:

Service Manual / Repair Manual

Language:

English

Format:

PDF Download (within a RAR archive)

📖 Manual Coverage

Engine Systems:

Fuel System, Cooling System, Engine Top End, Clutch, Engine Lubrication System, Engine Removal/Installation, Crankshaft/Transmission, Carburetor Assembly, Fuel Pump, Fuel Filter, Air Filter

Chassis Systems:

Wheels/Tires, Final Drive, Brakes, Suspension, Steering, Frame, Electrical System

Maintenance Procedures:

Routine maintenance, oil changes, fluid changes, tire rotation, brake pad replacement, air filter replacement.

Repair Procedures:

Comprehensive instructions for fixing problems, detailed diagnostics and repair of all major systems.

Depth:

Professional level, equivalent to dealership technician manuals, covering everything from basic servicing to detailed repair and diagnosis.

📊 Manual Specifications

Download Package:

RAR archive, requires WinRAR or compatible extraction software.

Document Format:

PDF

Printability:

Assumed to be printable due to PDF format, intended for professional use, implying good clarity of diagrams and text.

Binding:

N/A (Digital download)

Paper Type:

N/A (Digital download)

⚙️ Engine Specifications

Engine Type:

Two-stroke, V-twin

Displacement:

249 cc

Bore X Stroke:

54 mm x 54.5 mm

Horsepower Estimate:

Approx. 70-75 HP (stock, depending on year and market)

Torque Estimate:

Approx. 42 Nm (stock)

Carburetion:

Dual 32mm Mikuni TMR carburetors (typical for Challenge Version)

Fuel Type:

Unleaded gasoline (high octane recommended)

Lubrication Type:

Premix or Autolube (check specific model variant, autolube is common)

🔧 Transmission

Type:

6-speed constant mesh

Clutch Type:

Wet, multi-plate

Final Drive:

Chain driven

📐 Dimensions

Dry Weight:

Approx. 140 kg

Wet Weight:

Approx. 165 kg (fully fueled)

Length Overall:

Approx. 1980 mm

Width Handlebar:

Approx. 720 mm

Height Seat:

Approx. 810 mm

Wheelbase:

Approx. 1385 mm

🛡️ Safety Features

Safety Features Overview:

Focus on rider control and braking; no electronic rider aids like ABS or traction control typically found on this model.

Braking System:

Dual front discs (e.g., 320mm) with 4-piston calipers, single rear disc with 2-piston caliper. Often featuring Brembo components.

Frame Design:

Aluminum twin-spar frame for rigidity and handling.

💡 Technology Features

Dashboard Instruments:

Analog tachometer, speedometer, coolant temperature gauge, and indicator lights.

Rider Aids:

None; this is a pure performance sportbike focused on mechanical feedback and rider skill.

Connectivity Features:

N/A

🔧 Maintenance

Oil Change Interval:

Typically every 3,000-5,000 km or annually, depending on usage. Transmission oil change every 6,000-10,000 km.

Spark Plug Replacement:

Every 6,000-8,000 km (or as per manual specification, type NGK BR9EG or similar).

Coolant Type:

Ethylene glycol based antifreeze/coolant, 50/50 mix with distilled water.

Brake Fluid Type:

DOT 4 or DOT 5.1 (check manual for specific recommendation).

Transmission Oil Type:

SAE 10W-40 or 15W-50 motorcycle-specific gear oil (check manual for exact API GL rating and viscosity).

Common Wear Items:

Clutch plates, exhaust valve mechanism (if equipped), crankcase seals, ignition coils, carburetor synchronization.

Two Stroke Specific Concerns:

Proper oil-fuel mixture, decarbonizing exhaust ports and power valves, potential for piston ring wear if not maintained.

📚 Vehicle History

Aprilia Legacy:

Aprilia has a rich racing heritage, particularly in smaller displacement classes, known for producing high-performance sportbikes with advanced chassis and engine technology.

Rs250 Development:

The RS250 was developed from the highly successful Suzuki RGV250 Gamma, utilizing its V-twin two-stroke engine and chassis components, significantly enhancing performance and handling with Aprilia's Italian engineering and design flair.

Production Period:

Produced from 1995 to 2004.

Challenge Version Origin:

The 'Challenge Version' typically refers to a variant prepared or optimized for track day use or racing homologation, often featuring higher-spec components and tuning.

🏆 Awards & Recognition

Motorcycle Press Reviews:

The Aprilia RS 250 was consistently praised by motorcycle journalists for its exceptional handling, powerful two-stroke engine, and premium components, often considered one of the best 250cc sportbikes of its era.