Vehicle Segment:
Lightweight, urban commuter scooter
Target Audience:
Young riders, urban commuters, those seeking an economical and maneuverable mode of transportation
Key Competitors:
Honda Ruckus, Kymco Agility 50, SYM Jet 50, Suzuki Address 50
Design Philosophy:
Rugged, practical, and easy-to-use design optimized for urban environments.
Notable Features:
Generous under-seat storage, wide handlebars for stability, robust suspension for varied road surfaces.
Manual Types Included:
Service Manual, Owner's Manual
Service Manual Approx Pages:
400+
Owner Manual Approx Pages:
50-70
Service Manual Scope:
Comprehensive Repair and Maintenance
Owner Manual Scope:
Operation, Basic Maintenance, Features
Format:
Digital (likely PDF)
Engine System:
Full disassembly, assembly, tuning, diagnostics, lubrication, cooling, starting, ignition
Fuel System:
Carburetor overhaul and adjustment, fuel pump, fuel lines, fuel filter
Drivetrain:
Automatic transmission (CVT), clutch, drive belt, reduction gear
Chassis And Suspension:
Frame, front fork, rear shock absorbers, steering system
Brakes:
Front and rear brake systems (likely drum front, disc rear or both drum), hydraulic system, brake pad replacement, brake fluid
Electrical System:
Battery, charging system (stator, rectifier/regulator), lighting system (headlight, taillight, turn signals), starter motor, ignition system, wiring diagrams
Bodywork And Trim:
Fairings, seat, fenders, storage compartment, instrument panel
Maintenance Procedures:
Oil changes, spark plug replacement, air filter cleaning/replacement, drive belt inspection/replacement, brake pad inspection/replacement, tire pressure checks, coolant checks (if applicable), general lubrication
Diagnostic Procedures:
Troubleshooting common problems, electrical system diagnostics, engine performance issues
Repair Procedures:
Engine component replacement, transmission overhaul, suspension component replacement, electrical component repair, brake system repair
Assembly Disassembly:
Step-by-step instructions for component removal and installation
Depth Of Coverage:
Comprehensive: From basic owner-level maintenance to advanced mechanical and electrical repairs, including detailed torque specifications and clearances.
Engine Type:
4-stroke, Single Cylinder, SOHC, 2-valve
Displacement:
49cc (or 49.4cc)
Bore X Stroke:
Approx. 39.0 mm x 41.4 mm
Cooling System:
Forced air cooling
Compression Ratio:
Approx. 10.5:1
Max Power Output:
Approx. 3.0 - 3.5 HP @ 7000-7500 RPM (varies by region/tuning)
Max Torque:
Approx. 3.0 - 3.5 Nm @ 6000-6500 RPM (varies by region/tuning)
Fuel Delivery:
Carburetor (e.g., Mikuni VM16 or similar)
Fuel Type:
Unleaded Gasoline
Fuel Tank Capacity:
Approx. 1.2 US Gallons (4.7 Liters)
Overall Length:
Approx. 73.2 inches (1860 mm)
Overall Width:
Approx. 29.3 inches (745 mm)
Overall Height:
Approx. 43.9 inches (1115 mm)
Wheelbase:
Approx. 50.8 inches (1290 mm)
Dry Weight:
Approx. 198 lbs (90 kg)
Gvwr:
N/A (Owner's Manual should specify rider/cargo limits)
Front Tire Size:
120/90-10
Rear Tire Size:
130/90-10
Front Brake Type:
Drum or Disc (depending on specific model variant)
Rear Brake Type:
Drum or Disc (depending on specific model variant)
Safety Certification:
DOT and/or relevant regional certifications for street use.
Lighting:
Halogen headlight, LED taillight/brake light, turn signals.
Frame Design:
Steel tube frame for durability.
Operator Safety:
Owner's manual provides critical safety warnings regarding operation, protective gear, and riding environment.
Instrument Cluster:
Analog speedometer, fuel gauge, indicator lights (turn signals, high beam, oil),
Lighting Technology:
Standard halogen headlight, basic LED taillight.
ABS:
Not typically available on this model.
Connectivity Features:
None (basic mechanical and electrical systems).
Engine Oil Change:
Every 2,000 km or 1 year (refer to manual for precise interval and conditions)
Air Filter Cleaning:
Every 2,000 km
Drive Belt Inspection:
Every 4,000 km
Spark Plug Replacement:
Every 10,000 km (check manual for specific plug type like NGK CR7E or similar)
Engine Oil Type:
Yamalube 4 (or API SG or higher, SAE 10W-30, JASO MA)
Engine Oil Capacity:
Approx. 0.80 Liters (without filter change), 0.90 Liters (with filter change) - verify in manual
Brake Fluid Type:
DOT 3 or DOT 4 (refer to manual for specific requirement)
Gear Oil Type:
Yamalube Gear Oil (or SAE 80 API GL-4)
Gear Oil Capacity:
Approx. 0.11 Liters
Common Wear Items:
Drive belt (can stretch/wear with mileage), brake pads, tires, battery.
Potential Issues:
Carburetor gumming if not run regularly, electrical connections can be prone to corrosion in wet climates, weak rear suspension springs on some models under heavy load.
Manufacturer History:
Yamaha Motor Corporation is a Japanese manufacturer of motorcycles, marine products, and other motorized products. Known for innovation and performance.
Zuma Lineage:
The Zuma line, introduced in the early 2000s, is characterized by its rugged, off-road inspired styling and utilitarian features, differentiating it from more conventional scooters.
Manufacturing Location:
Primarily manufactured in Taiwan under Yamaha's global production network.
Industry Awards:
While specific awards might be scarce for a 50cc scooter, the Zuma line is generally recognized for its durability, practicality, and fun factor in the urban scooter segment.
Consumer Reputation:
Consistently well-regarded by owners for its robust build, ease of use, and low running costs.
