Segment:
Maxi-scooter segment, targeting urban commuters and light touring riders.
Key Competitors:
Suzuki Burgman 125/200, Yamaha Majesty 125/250, Piaggio X9 125/200, Kymco Xciting 250.
Design Philosophy:
European styling, comfortable riding position, substantial under-seat storage, and capable performance for its class.
Primary Users:
Owners seeking to perform routine maintenance, diagnostics, and repairs themselves, as well as independent workshops.
Engine Mechanical:
Complete overhaul procedures for 125cc and 200cc engines, including disassembly, assembly, torque specifications, and component testing.
Fuel System:
Carburetor (likely Mikuni or Keihin for this era) tuning, cleaning, and overhaul; fuel pump and filter maintenance.
Ignition System:
Spark plug specifications, ignition timing, CDI unit testing, and troubleshooting.
Cooling System:
Radiator, fan, thermostat, and coolant circulation system diagnosis and repair.
Transmission Drivetrain:
CVT (Continuously Variable Transmission) service, belt replacement, roller inspection, and clutch assembly procedures.
Brakes:
Front and rear brake system maintenance, caliper service, pad replacement, hydraulic fluid bleeding, and disc inspection.
Suspension:
Front fork disassembly, seal replacement, oil specifications, and rear shock absorber inspection and replacement.
Electrical System:
Wiring diagrams, battery maintenance, lighting system diagnosis, starter motor, alternator, and regulator/rectifier testing.
Chassis Frame:
Frame inspection, steering head bearing service, and wheel bearing maintenance.
Bodywork Fairings:
Panel removal and installation procedures, general bodywork repair advice.
Preventative Maintenance:
Detailed schedules for oil changes, filter replacements, spark plug checks, brake fluid flushes, and coolant checks.
Troubleshooting Diagnostics:
Systematic diagnostic flowcharts and common problem identification for various components.
Major Repairs:
Step-by-step guides for engine rebuilds, transmission overhauls, and suspension component replacements.
Routine Adjustments:
Carburetor idle speed adjustments, brake lever free play settings, and throttle cable adjustments.
Component Replacement:
Instructions for replacing wear items such as drive belts, brake pads, tires, and bulbs.
Diagnostic Capabilities:
Covers basic electrical testing using multimeters, visual inspections, and sound analysis for diagnosis.
Rebuild Procedures:
Comprehensive rebuild instructions for engine internals, gearbox components, and brake calipers.
Specifications Data:
Includes critical torque values, clearances, fluid capacities, and resistance measurements.
Engine Type:
4-stroke, liquid-cooled, single-cylinder
Bore X Stroke:
52.0 mm x 58.6 mm (typical for this displacement)
Compression Ratio:
11.0:1 (typical)
Power Output:
Approx. 10.5 kW (14 hp) at 8,500 rpm (estimated)
Torque:
Approx. 11.5 Nm at 7,000 rpm (estimated)
Engine Type:
4-stroke, liquid-cooled, single-cylinder
Bore X Stroke:
67.0 mm x 58.0 mm (typical for this displacement)
Compression Ratio:
10.8:1 (typical)
Power Output:
Approx. 15 kW (20 hp) at 8,000 rpm (estimated)
Torque:
Approx. 18 Nm at 7,000 rpm (estimated)
Top Speed:
Approx. 110-115 km/h for 125cc, 125-130 km/h for 200cc (estimated)
Carburetor Model:
Likely Mikuni VM26 or Keihin CVK30 for 125cc, potentially a slightly larger Keihin for 200cc.
Fuel Delivery:
Gravity feed from fuel tank to carburetor via fuel pump.
Fuel Type:
Unleaded gasoline, minimum 91 octane.
Length:
Approx. 2100 mm (estimated)
Width:
Approx. 770 mm (estimated)
Height:
Approx. 1400 mm (estimated)
Wheelbase:
Approx. 1470 mm (estimated)
Under Seat Storage:
Generous, typically capable of holding two full-face helmets.
Dry Weight:
Approx. 160-170 kg (depending on engine size)
Gross Vehicle Weight:
Approx. 330-340 kg (estimated)
Crash Test Ratings:
N/A (Motorcycle safety is assessed differently than cars; focus is on design and component integrity).
Braking System:
Disc brakes front and rear. Likely optional ABS for some markets/trims, though less common on 2001 125/200cc models.
Lighting:
Halogen headlight, LED tail light, turn signals.
Frame Construction:
Steel tubular frame for rigidity and rider protection.
Passenger Grab Handles:
Integrated rear grab handles for passenger security.
Engine Oil Change:
Every 3,000 km or 6 months, whichever comes first.
Oil Filter Replacement:
Every 6,000 km or 12 months.
Air Filter Cleaning Replacement:
Inspect every 3,000 km, clean/replace as needed. Replacement typically every 6,000-12,000 km.
Spark Plug Replacement:
Inspect every 6,000 km, replace every 12,000 km.
Cvt Belt Inspection Replacement:
Inspect belt for wear/cracks every 6,000 km. Replacement typically recommended between 12,000-20,000 km depending on usage.
Engine Oil Type:
SAE 10W-40, API SG or higher, JASO MA certified.
Coolant Type:
Ethylene glycol-based coolant with corrosion inhibitors, mixed 50/50 with distilled water.
Brake Fluid Type:
DOT 4 hydraulic brake fluid.
Gear Oil Type:
SAE 80W-90 hypoid gear oil.
Engine Oil Capacity:
Approx. 1.2 - 1.4 liters (with filter change), check manual for exact amount.
Cooling System Capacity:
Approx. 1.0 - 1.2 liters, check manual for exact amount.
Common Wear Items:
CVT belt wear, starter motor brushes, voltage regulator failure, potential carburetor jet clogging due to fuel quality.
Electrical Gremlins:
Corrosion in connectors can lead to intermittent electrical issues, especially after prolonged exposure to weather.
Aprilia History:
Aprilia is an Italian manufacturer with a strong racing heritage, known for its sport motorcycles and scooters.
Atlantic Lineage:
The Atlantic series was Aprilia's entry into the larger capacity scooter market, aiming for a blend of performance, comfort, and practicality.
Manufacturing Location:
Italy
Production Period:
The Atlantic 125/200 was produced through the early 2000s, with this 2001 model being part of the initial generation.
