🏷️ Basic Information Identification Make: BMW Manual Type: Parts Catalogue / Repair Manual Product Name: BMW Parts Catalogue 1948-1969 TEILEKATALOG Product Description: Teilekatalog. Parts Catalogue. Historische Motorräder von 1948 bis 1969. Classic motorcycles built between 1948 and 1969. Inhalt: Abbildungen der Motorradteile, Erläuterung zum Ordnungsprinzip der Teilenummern. Codes Teilenummer Prinzip: Explanation of the BMW part number sequencing logic is included, vital for understanding part interchangeability and sourcing. Generation Generation Covered: Post-War to Late 1960s Era BMW Motorcycles 👋 Introduction Market Position Target Audience: BMW motorcycle enthusiasts, collectors, restorers, and vintage motorcycle mechanics. Competitive Analysis Value Proposition: Essential reference for accurate part identification and sourcing for a significant era of BMW motorcycle history. Key Features Unique Selling Points: Bilingual content, coverage of iconic post-war BMW motorcycles, detailed exploded diagrams, explanation of part numbering logic. Diagram Quality: Clear, precise line drawings essential for correct assembly and identification of small parts. Historical Context Post War Recovery: BMW's crucial period of rebuilding and innovation in motorcycle design following World War II. 📋 Manual Details Coverage Areas Vehicle Types: Motorcycles Model List: R 24, R 25, R 25/2, R 25/3, R 26, R 27, R 51/2, R 51/3, R 67, R 67/2, R 67/3, R 68, R 50, R 50/2, R 50 S, R 60, R 60/2, R 69, R 69 S Model Years: 1948-1969 Geographic Applicability: Primarily European market models, but applicable globally for parts identification. Language Languages: Bilingual (German/English) Format Format Type: Print 📖 Manual Coverage Systems Covered Major Systems: Engine, Transmission, Chassis, Electrical System, Bodywork, Fuel System, Braking System, Suspension, Wheels and Tires, Accessories Specific Models Covered In Detail: All listed R-series models from 1948-1969, including singles and twins. Suspension Details: Front forks (telescopic or Earles type) and rear swingarm suspension components. Electrical Components: Ignition system parts, lighting components, wiring harnesses, generators/alternators, batteries. Fuel System Details: Fuel tanks, petcocks, fuel lines, and carburetor components. Procedures Included Content Types: Parts identification, assembly diagrams, exploded views, part number listings, cross-references, explanation of part numbering system Assembly Context: Provides context for correct part assembly order and relationships for any repair or restoration. Technical Depth Depth: Comprehensive parts identification and sourcing for restoration and maintenance. Repair Focus: Primarily focused on part identification and interchangeability for maintenance and repair, rather than step-by-step repair procedures which would be found in a separate service manual. 📊 Manual Specifications File Format Format: Printed Book Print Quality Quality: High-quality reproductions of original diagrams and text. Binding Type Binding: Likely Perfect Bound or Spiral Bound for ease of use. Paper Type Paper: Durable paper suitable for workshop environments. Content Layout Diagrams: Detailed exploded diagrams illustrating the precise assembly and relationship of all components. Indexing: Likely includes an index by part name or assembly group for easy reference. Part Number Format: Standard BMW part numbering convention, which is explained in detail. ⚙️ Engine Specifications Primary Engine Engine Type Range: Air-cooled, horizontally opposed twin-cylinder (Boxer) engines. Engine Details By Model R24: 247cc, OHV R25/3: 247cc, OHV, 13-15 hp R51/3: 494cc, OHV, 24 hp R60: 594cc, OHV, 28 hp R69S: 594cc, OHV, 42 hp, 9.5:1 Compression Ratio R50: 494cc, OHV, 26 hp R60/2: 594cc, OHV, 30 hp R69: 594cc, OHV, 35 hp R25: 247cc, OHV, 12-13 hp R51/2: 494cc, OHV, 22 hp R67: 594cc, OHV, 26 hp R67/2: 594cc, OHV, 28 hp R67/3: 594cc, OHV, 30 hp R68: 594cc, OHV, 35 hp R50/2: 494cc, OHV, 28 hp R50 S: 494cc, OHV, 35 hp, 9.5:1 Compression Ratio R69 S: 594cc, OHV, 42 hp, 9.5:1 Compression Ratio Performance Horsepower Range: Approximately 12 hp (R24) to 42 hp (R69S) Torque Figures: Torque figures vary by model but are generally in the range of 40-60 Nm for the larger twin-cylinder engines. Fuel System Carburetor Types: Likely Bing or Dell'Orto carburetors, with specific models varying by motorcycle. 🔧 Transmission Standard Type: 4-speed manual transmission (shaft drive) Optional Options: Not applicable for this era; shaft drive was standard for most models. Features Drive System: Shaft Drive (Kardan) 📐 Dimensions Exterior Model Variations: Dimensions vary significantly across the listed models (e.g., R24 single vs. R69S twin). Wheelbase Range: Varies by model, generally around 1400-1450 mm. Weights Dry Weight Range: Approximately 130 kg (R24) to 200 kg (R69S). 🛡️ Safety Features Ratings Historical Context: Modern safety ratings (e.g., NCAP) are not applicable to these vintage vehicles. Safety features were basic by today's standards. Active Features Braking System: Drum brakes (front and rear) on most models. Some later models might feature larger drums. Passive Features Frame Construction: Steel tube frame. 💡 Technology Features Infotainment Features: N/A - These motorcycles predate modern infotainment systems. Driver Assistance Features: N/A - No electronic driver assistance systems. 🔧 Maintenance Service Intervals General Recommendations: Annual service recommended, including oil changes, lubrication, brake checks, and engine tune-ups. Specific intervals would be in accompanying service manuals. Valve Adjustment: Typically every 5,000...