🏷️ Basic Information Identification Make: Sachs Model: MadAss Codes Model Code Variant 1: BD500 Model Code Variant 2: SA125 👋 Introduction Market Position Vehicle Segment: Naked/Scrambler-style motorcycle Target Audience: Riders seeking a stylish, practical, and relatively simple motorcycle for urban commuting and light recreational use. Competitive Analysis Key Competitors: Yamaha YBR125, Honda CB125F, Suzuki GS125, Hyosung GT125 (for 125cc variants); potential overlap with entry-level 250cc or 300cc naked bikes depending on regional availability and pricing. Key Features Design Philosophy: Minimalist, utilitarian design with a retro-modern aesthetic, often featuring a distinctive trellis frame and exposed engine components. Unique Selling Points: Distinctive styling, often a lower seat height for accessibility, robust build quality for its class, and a practical user experience. 📋 Manual Details Coverage Areas Languages Provided: English, German Page Count Estimated Page Count English: 200+ Estimated Page Count German: 200+ Manual Type Manual Types Included: Owner's Manual, Workshop Service Manual Format Digital Format: PDF Download 📖 Manual Coverage Systems Covered Engine Systems: Engine assembly, cylinder head, pistons, crankshaft, valve train, lubrication, cooling, starting, ignition, fuel injection (EFI), carburetor (depending on model variant), exhaust system. Drivetrain Systems: Transmission operation, gear shifting mechanisms, clutch operation and adjustment, final drive (chain/belt), lubrication. Chassis Systems: Frame construction, suspension (front forks, rear shock absorbers), steering system, wheels, hubs, braking system (discs, calipers, master cylinders, lines), electrical system (wiring diagrams, battery, alternator, starter motor, lighting, indicators, switches). Procedures Included Maintenance Procedures: Routine servicing, oil changes, filter replacement, spark plug checks and replacement, chain adjustment and lubrication, brake pad inspection and replacement, fluid level checks and top-offs, air filter cleaning/replacement, battery maintenance. Repair Procedures: Engine disassembly and reassembly, transmission overhaul, suspension component replacement, brake system bleeding and component replacement, electrical fault diagnosis and repair, carburetor/EFI adjustment and cleaning, exhaust system repair/replacement. Troubleshooting: Diagnostic flowcharts, common problems and solutions, symptom-based troubleshooting guides for engine performance, electrical issues, braking problems, and starting difficulties. Technical Depth Diagnostic Capabilities: Advanced diagnostic procedures for EFI models, including sensor testing, actuator checks, and potential ECU troubleshooting guidance. Detailed electrical schematics for fault finding. Rebuild Scope: Comprehensive rebuild procedures for major engine components, transmission overhaul, and chassis systems, suitable for skilled mechanics. 📊 Manual Specifications File Format File Type: PDF Searchability: Likely text-searchable PDF for ease of use. Print Quality Image Resolution: Expected to be clear for diagrams and illustrations, suitable for printing. Binding Type Binding Format: N/A (Digital PDF Download) Paper Type Paper Quality: N/A (Digital PDF Download) ⚙️ Engine Specifications Primary Engine Engine Type 125Cc: 4-stroke, single-cylinder, SOHC, air-cooled Displacement 125Cc: 124.8 cc Bore X Stroke 125Cc: 54.0 mm x 54.5 mm (typical) Compression Ratio 125Cc: 9.0:1 (typical) Horsepower 125Cc Approx: Approx. 10-12 HP @ 8000-9000 RPM (varies by region and specific model year) Torque 125Cc Approx: Approx. 9-10 Nm @ 6500-7500 RPM (varies by region and specific model year) Engine Type 250Cc: 4-stroke, single-cylinder, SOHC, liquid-cooled Displacement 250Cc: 249.5 cc Performance Top Speed Approx: Approx. 100-115 km/h (for 125cc), 120-130 km/h (for 250cc) Fuel System Fuel Delivery 125Cc: Carburetor (e.g., Keihin PZ30 or similar) or EFI depending on market and year Fuel Delivery 250Cc: Electronic Fuel Injection (EFI) Fuel Type: Unleaded gasoline, minimum 91 RON Fuel Tank Capacity: Approximately 9-10 liters Lubrication Oil Type Recommendation: API SG, SH, SJ or higher, JASO MA certified 10W-40 or 20W-50 (check manual for precise spec) Oil Capacity Approx: Approx. 1.0 - 1.2 liters (with filter change) 🔧 Transmission Standard Transmission Type: 5-speed constant mesh Optional Optional Transmission: N/A (standard manual transmission) Features Clutch Type: Wet, multi-plate Final Drive: O-ring sealed chain Transmission Oil Type: API GL-1 or GL-4 80W-90 gear oil (check manual for specific SAE grade and capacity) 📐 Dimensions Exterior Length Approx: Approx. 2000 mm Width Approx: Approx. 750 mm Height Approx: Approx. 1100 mm Seat Height Approx: Approx. 780-800 mm Wheelbase Approx: Approx. 1350 mm Weights Dry Weight Approx: Approx. 130-140 kg Curb Weight Approx: Approx. 145-155 kg Wheels Tires Front Wheel Size: 17 inch Rear Wheel Size: 17 inch Front Tire Size: 110/70-17 (typical) Rear Tire Size: 130/70-17 (typical) Wheel Bolt Pattern: N/A (Cast wheels) 🛡️ Safety Features Ratings Crash Test Ratings: N/A (Motorcycles are not typically subjected to the same crash testing standards as cars) Active Features Braking System: Front disc brake, Rear disc brake (often with braided lines for improved feel and durability) Optional ABS: ABS may be available on certain newer models or regional variants. Passive Features Lighting: Halogen headlight, LED taillight and indicators (depending on model year and variant). 💡 Technology Features Infotainment Instrument Cluster: Analog tachometer and speedometer, odometer, trip meter, fuel gauge, indicator lights. Digital clusters on some newer models. Driver Assistance Assistance Features: Limited; primarily ABS if equipped. No advanced electronic rider aids like traction control on most models. Connectivity Connectivity Features: None standard. USB charging port may be an aftermarket addition or...