Suzuki 250, 250S, DR250, DR250S, DR250L, DR250N, DR250SN, DR250P, DR250SEP, DR250SER, DR250SES Motorcycle Service Manual 1990-1995
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Sample pages from the Suzuki 250, 250S, DR250, DR250S, DR250L, DR250N, DR250SN, DR250P, DR250SEP, DR250SER, DR250SES Motorcycle Service Manual 1990-1995 manual
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Models Covered & Key Technical Specifications
- Suzuki 250 (1990)
- Suzuki 250S (1990)
- Suzuki DR250 (1990)
- Suzuki DR250S (1990)
- Suzuki DR250L (1990)
- Suzuki DR250N (1992)
- Suzuki DR250SN (1992)
- Suzuki DR250P (1993)
- Suzuki DR250SEP (1993)
- Suzuki DR250SER (1994)
- Suzuki DR250SES (1995)
Professional Workshop Service Manual & Technical Specifications
Suzuki DR250 Service Manual 1990-1995: The Ultimate Repair & Maintenance Guide
Keep your legendary Suzuki dual-sport in peak condition with the definitive Suzuki 250 / DR250 Service Manual. This comprehensive guide is the same resource used by professional Suzuki technicians to maintain, diagnose, and repair the DR250 series. Whether you are an experienced mechanic or a dedicated DIY owner, this manual provides the technical depth required to ensure your motorcycle's longevity and performance.
The Suzuki DR250 is engineered for superior performance through its lightweight design, advanced four-stroke power, and high-tech features like the engine counter-balancer and full-floating suspension. This manual covers all model variations from the initial 1990 launch through the 1995 final production year, ensuring no detail is overlooked.
Extensive Model Coverage
This manual is specifically tailored for the following models and years:
- Suzuki 250 / 250S (1990)
- Suzuki DR250 / DR250S (1990)
- Suzuki DR250L (1990)
- Suzuki DR250N / DR250SN (1992)
- Suzuki DR250P / DR250SEP (1993)
- Suzuki DR250SER (1994)
- Suzuki DR250SES (1995)
Professional-Grade Technical Insights
Go beyond basic oil changes with in-depth sections covering every major system:
- Engine Mastery: Complete teardown and reassembly of the 249cc four-stroke engine, including dry sump lubrication system service and valve clearance adjustments (standard: IN 0.05-0.10mm, EX 0.08-0.13mm).
- Fuel System: Detailed tuning for the MIKUNI TM31SS carburetor, including float height specifications (14.2mm) and jetting data.
- Precision Chassis Work: Maintenance of the "Full-Floating" rear suspension, telescopic front forks, and dual disc brake systems (DOT 4 fluid).
- Electrical Diagnostics: Full troubleshooting for the Suzuki PEI ignition system, CDI unit testing, and lighting circuits.
- Transmission & Drive: Servicing the 6-speed constant mesh transmission and the heavy-duty drive chain (DID 520VC5 or RK520SO).
Key Technical Specifications Included
- Engine Type: Four-stroke, air-cooled, OHC with counter-balancer
- Bore x Stroke: 73.0 x 59.6 mm
- Compression Ratio: 10.0:1
- Fluid Capacities: Oil change (1700 ml), Filter change (1900 ml), Fork oil (586 ml per leg)
- Tire Requirements: Front 80/100-21 51M, Rear 110/100-18 64M
Identification & Authenticity
Proper identification is critical for ordering correct spare parts. This manual provides the exact locations for:
- Frame Serial Number / VIN: Stamped on the steering head pipe.
- Engine Serial Number: Located on the right side of the crankcase.
- Manual Part Number: 99500-42114-03E
Equip your workshop with the knowledge used by the pros. From torque specifications for every chassis bolt to complex engine timing diagrams, this manual provides the clarity and accuracy needed for every project, from routine tune-ups to complete engine overhauls. Ensure your Suzuki DR250 remains the reliable trail and street machine it was designed to be!
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