Target Audience:
Gilera 125cc two-stroke motorcycle owners, DIY enthusiasts, professional mechanics
Manual Value Proposition:
Inexpensive way to maintain and repair the vehicle, dealer-level information
Preview Option:
Limited page preview available
Primary Coverage:
Service and Repair for Gilera 125cc two-stroke motorcycles
Specific Models Covered:
Gilera CX, Gilera Apache, Gilera Crono, Gilera Freestyle
Type:
Service Repair Workshop Manual
Language:
English (implied by product description)
Engine:
Complete engine service, overhaul, and component repair
Fuel System:
Carburetor adjustment, cleaning, and overhaul
Ignition System:
Ignition timing, spark plug specifications, coil testing
Electrical System:
Battery, charging system, lighting, horn, switches, wiring diagrams
Suspension Front:
Front fork service, seals, oil, and general overhaul
Suspension Rear:
Rear shock absorber service, linkage maintenance
Brakes:
Brake system inspection, service, hydraulic components, pad replacement
Wheels Tires:
Wheel bearing service, tire inspection, and mounting
Frame Chassis:
General chassis inspection and maintenance
Starter System:
Electric starter system diagnosis and repair
Maintenance:
Scheduled maintenance, fluid changes, filter replacements, lubrication
Troubleshooting:
Diagnostic procedures for common problems and system failures
Repair:
Step-by-step repair instructions for all major components and systems
Disassembly Assembly:
Complete disassembly and reassembly guidance for the entire motorcycle
Technical Specifications:
Torque values, clearances, fluid capacities, performance data
Depth:
Comprehensive, from basic maintenance to complete engine rebuilds and electrical diagnostics
Illustrations:
Hundreds of detailed photos and illustrations
Documentation Standard:
Dealer-level quality, suitable for DIY and professional mechanics
Engine Type:
Liquid-cooled, two-stroke single cylinder (typical for this era/class)
Power Output:
Variable by model, typically 15-25 HP (approximate for 125cc performance bikes)
Torque Output:
Variable by model, expected to be peaky in the mid-to-high RPM range
Fuel Delivery:
Carburetor (e.g., Dell'Orto PHBH, PHBL series common)
Fuel Type:
Unleaded gasoline with two-stroke oil pre-mix or injection system (specifics vary by model)
Lubrication System:
Premix or Automatic Oil Injection (depending on specific model and year)
Cooling System:
Liquid-cooled (typical for performance-oriented 125cc two-strokes)
Ignition Type:
Electronic Ignition (CDI or similar)
Oil Change Interval:
Dependent on specific model and oil type; typically every 3,000-5,000 km for gearbox oil.
Spark Plug Replacement:
Variable, but regular inspection and replacement recommended every 5,000-10,000 km, depending on plug type and usage.
Air Filter Cleaning:
Regular cleaning/replacement recommended, often every 5,000 km, or more frequently in dusty conditions.
Gearbox Oil Type:
Refer to specific model recommendations, generally SAE 10W-30 or 10W-40 API GL-4 or GL-5 gear oil.
Coolant Type:
Ethylene glycol-based antifreeze coolant with distilled water (50/50 mix typical).
Two Stroke Wear:
Piston ring wear, cylinder bore wear, exhaust port carbon buildup, reed valve wear are common for high-performance two-strokes of this era.
Carburetor Issues:
Clogged jets, worn float needle, vacuum leaks can affect fuel delivery and engine performance.
Electrical System Wear:
Corroded connectors, failing voltage regulators, worn stator windings are possible age-related issues.
Suspension Leaks:
Front fork seal leaks and rear shock absorber degradation are common with age and mileage.
Manufacturer Origin:
Gilera is an Italian manufacturer, known for its sporty motorcycles.
Era Of Production:
These 125cc two-stroke models were popular in the 1980s and 1990s, representing a significant era for sporty, small-displacement motorcycles.
Market Segment:
Sportbike/Performance motorcycle segment for entry-level riders and enthusiasts.
