🏷️ Basic Information Identification Make: Yamaha Model: BR250 Year: 2003 Generation: N/A 📋 Manual Details Information Manual Type: Full Service Repair Manual Language: English Page Count: N/A Format: PDF Download ⚙️ Engine Specifications Engine Engine Type: 4-stroke, Single Cylinder, OHC Displacement: 249 cc Power: N/A Bore X Stroke: 70.0 x 64.5 mm Compression Ratio: 9.0:1 Fuel System Fuel Delivery: Carburetor Ignition Ignition System: CDI 🔧 Transmission Gearbox Type: Constant mesh 5-speed Clutch: Wet, multiple-disc Final Drive: Chain 📐 Dimensions Body Length: 2065 mm Width: 810 mm Height: 1165 mm Wheelbase: 1375 mm Ground Clearance: 255 mm Seat Height: 845 mm Dry Weight: 121 kg 🔧 Maintenance Lubrication Oil Type: Yamalube 4 (or equivalent) SAE 20W-40 Oil Capacity With Filter: 1.8 L Oil Capacity Without Filter: 1.6 L Oil Capacity Change: 1.5 L Spark Plug Spark Plug Gap: 0.6 - 0.7 mm Valve Clearance Intake Valve Clearance: 0.04 - 0.08 mm Exhaust Valve Clearance: 0.07 - 0.11 mm 📄 Chassis Suspension Front Type: Telescopic fork Travel: 150 mm Suspension Rear Type: Swingarm (Monocross suspension) Travel: 140 mm Brakes Front Type: Disc brake Brakes Rear Type: Drum brake Wheels Tires Front Tire Size: 80/90-21 M/C 48S Wheels Tires Rear Tire Size: 110/90-17 M/C 60S