This workshop service repair manual covers the Grizzly 125 ATV, models YFA1 and YFM125S, for the production years 1989 through 2009. Engineered for reliable performance, the Grizzly 125 is a capable all-terrain vehicle designed for recreational riding and light utility tasks. Known for commitment to quality and durability, this model offers a user-friendly experience with its air-cooled, 4-stroke engine and automatic Continuously Variable Transmission (CVT). Its robust construction and straightforward design make it a dependable choice for navigating various terrains.
This comprehensive manual provides detailed technical information, including step-by-step instructions for disassembly, reassembly, inspection, adjustment, troubleshooting, and repair of all major systems. Covered areas include the engine, transmission, drivetrain, suspension, brakes, electrical system, fuel system, cooling system, exhaust system, chassis, bodywork, and steering. It is intended to assist DIY enthusiasts, home mechanics, and professional technicians in maintaining and repairing the Grizzly 125, ensuring optimal performance and longevity.
Model Code:
YFA1 / YFM125S
Vehicle Type:
ATV (All-Terrain Vehicle)
Product Name:
Yamaha GRIZZLY 125 YFA1 YFM125S Workshop Repair Manual All 1989-2009 ModelS COVERED
Target Audience:
DIY enthusiasts, home mechanics, ATV owners, repair shops
Value Proposition:
Provides comprehensive, detailed repair and maintenance information at a fraction of the cost of professional service or dealership manuals, enabling owners to perform their own work and save money.
Features:
Instant PDF download, PC & Mac compatibility, detailed exploded views and diagrams, step-by-step instructions, illustrations, specifications.
Covered Years:
1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
Covered Models:
YFA1, YFM125S
Estimated Page Count:
High (Exact count not specified, but described as a 'huge amount of detailed repair information')
Manual Type:
Workshop Service Repair Manual
Format:
PDF (Portable Document Format)
Systems:
Engine, Transmission, Drivetrain, Suspension, Brakes, Electrical System, Fuel System, Cooling System, Exhaust System, Chassis, Bodywork, Steering, Wheels and Tires, Maintenance
Procedures:
Disassembly, Reassembly, Inspection, Adjustment, Troubleshooting, Repair, Overhaul, Diagnostics, Routine Maintenance, Component Replacement, Electrical Schematics
Depth:
Comprehensive (Covers all technical information for all repairs, including step-by-step instructions and detailed diagrams)
Compatibility:
PC & Mac Compatible (Windows 95, 98, 2000, NT, XP, Vista, 7, 8, etc.)
Printability:
Printable (Designed for easy printing of sections or entire manual)
Binding:
Digital (Instant Download PDF)
Paper Type:
N/A (Digital Format)
Engine Type:
4-stroke, SOHC, Air-cooled
Displacement:
124 cc (Exact specification to be confirmed within the manual)
Bore X Stroke:
To be detailed in manual
Compression Ratio:
To be detailed in manual
Horsepower:
Typically in the 8-10 HP range for this class of engine, specific figures in manual.
Torque:
To be detailed in manual
Fuel Delivery:
Carburetor (Specific model to be detailed in manual, likely Mikuni)
Fuel Type:
Unleaded gasoline (Minimum octane rating to be specified in manual)
Cooling Method:
Air-cooled
Ignition Type:
CDI (Capacitor Discharge Ignition)
Transmission Type:
Automatic (CVT - Continuously Variable Transmission)
Optional Transmissions:
N/A for this model
Drive System:
Shaft Drive, 2WD (Manual details will specify if 4WD variants exist and how they are managed)
Gear Selection:
Forward, Neutral, Reverse (F-N-R)
Cvt Fluid Type:
Yamaha's recommended CVT fluid (Specific designation will be in manual)
Length:
Approximately 70 inches (1778 mm) - exact spec in manual
Width:
Approximately 43 inches (1092 mm) - exact spec in manual
Height:
Approximately 42 inches (1067 mm) - exact spec in manual
Dry Weight:
Approximately 220 lbs (100 kg) - exact spec in manual
Curb Weight:
To be detailed in manual
Fuel Tank Capacity:
Approximately 2.4 gallons (9 L) - exact spec in manual
Atv Safety Standards:
Meets ANSI/SVIA standards (Manual will elaborate on safety precautions)
Braking System:
Hydraulic disc brakes front and rear (Specific caliper and rotor details in manual)
Parking Brake:
Mechanical parking brake (Details on operation and adjustment in manual)
Lighting:
Headlights, Taillight/Brake light (Bulb types and specifications in manual)
Infotainment Features:
N/A (Basic utility ATV with no integrated infotainment system).
Driver Assistance Features:
N/A (Basic utility ATV with no electronic driver assistance systems).
Connectivity Features:
N/A
Dashboard Indicators:
Speedometer, Odometer, Fuel Gauge (depending on specific model variant), Neutral indicator, Reverse indicator, High-beam indicator. Precise layout and function described in manual.
Oil Change Interval:
Recommended every 1000 km or 12 months (Specific intervals for engine oil, transmission oil, and final drive oil detailed in manual).
Air Filter Cleaning:
Inspect and clean every 500 km or as needed, replace as per manual.
Spark Plug Replacement:
Replace every 5000 km or as needed (Specific spark plug type in manual).
Engine Oil Type:
Yamaha's recommended 4-stroke engine oil (e.g., Yamalube 4M 10W-40 or equivalent API SG or higher, JASO MA compliant). Precise viscosity and API rating detailed in manual.
Engine Oil Capacity:
Approx. 1.2 L (with oil filter change) - confirmed in manual.
Final Drive Oil Type:
Yamalube Gear Oil (Specific viscosity and type in manual).
Common Wear Items:
Brake pads, tires, drive belts (CVT), air filter, spark plug. Manual provides guidance on inspection and replacement.
Carburetor Adjustment:
Carburetor cleaning and adjustment may be required over time, detailed procedures in manual.
Electrical Connections:
Corrosion or loose connections in wiring harness can be an issue; manual provides wiring diagrams for troubleshooting.
Yamaha Powersports History:
Yamaha Motor Company, established in 1955, is a leading manufacturer of motorcycles, ATVs, marine products, and more, known for its innovation and quality.
Grizzly Lineage:
The Grizzly 125 represents Yamaha's entry-level utility ATV, designed for recreational riding and light work, offering a balance of performance and affordability.
Manufacturing Location:
Primarily manufactured by Yamaha Motor Corporation.
Industry Awards:
While specific awards for the Grizzly 125 are not prominent, Yamaha's Grizzly line is generally recognized for reliability and capability in its class.