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Overview of Yamaha Grizzly 660
The Yamaha Grizzly 660 was introduced in the early 2000s and quickly gained recognition for its robust build quality and impressive off-road capabilities. Designed for both work and recreation, it appeals to farmers, hunters, and trail riders alike. Its blend of power, reliability, and advanced features make it a standout choice in the mid-sized ATV segment.
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Engine and Performance Specifications
Engine Type and Displacement
The Yamaha Grizzly 660 is powered by a liquid-cooled, four-stroke, SOHC (Single Overhead Cam) engine with a displacement of 660cc. This engine provides a solid balance of power and efficiency, making it suitable for tough terrains and heavy-duty tasks.
Power Output
The engine produces approximately 30 horsepower, enabling the ATV to handle steep inclines, rough trails, and hauling duties with ease. The precise horsepower can vary slightly depending on the model year and modifications.
Transmission and Drivetrain
- Transmission: 5-speed manual with reverse
- Drive Mode: 2WD/4WD with differential lock
- Clutch: Wet, multi-disc clutch for durability
The Yamaha Grizzly 660 features a reliable manual transmission, allowing riders to select the appropriate gear for different terrains. The 4WD system enhances traction, especially on slippery or uneven surfaces.
Fuel System and Efficiency
- Carburetor: Mikuni BSR36
- Fuel Capacity: 4.3 gallons (16.3 liters)
- Fuel Consumption: Approximately 20-25 miles per gallon, depending on riding conditions
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Chassis and Dimensions
Frame and Suspension
- Frame: Steel double-cradle frame, designed for strength and stability
- Front Suspension: Independent double wishbone with coil springs
- Rear Suspension: Swingarm with dual shock absorbers
These suspension components offer a smooth ride over rough terrain, absorbing shocks and maintaining stability.
Dimensions and Weight
- Overall Length: Approximately 84 inches (213 cm)
- Overall Width: Around 48 inches (122 cm)
- Overall Height: About 45 inches (114 cm)
- Seat Height: 30 inches (76 cm)
- Wheelbase: 49 inches (124 cm)
- Ground Clearance: 10 inches (25 cm)
- Dry Weight: Approximately 620 pounds (281 kg)
The dimensions make it manageable for a variety of riders and suitable for navigating tight trails.
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Wheels and Tires
- Wheels: 25-inch tires mounted on steel rims
- Tire Specifications:
- Front: 25x8-12
- Rear: 25x10-12
The tires are designed for traction in mud, snow, and rocky terrain, contributing to the ATV's off-road prowess.
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Additional Features and Accessories
Braking System
- Front Brakes: Hydraulic disc
- Rear Brakes: Hydraulic disc
- These brakes offer reliable stopping power in various conditions.
Lighting and Electrical System
- Standard headlights, taillights, and brake lights
- 12-volt electrical system for accessories
Optional and Customizable Features
- Winch compatibility
- Cargo racks and storage boxes
- Skid plates for underbody protection
- Additional lighting options
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Performance and Handling
The Yamaha Grizzly 660's engine delivers strong acceleration and torque, especially useful for hauling or climbing steep inclines. Its suspension setup ensures comfort over uneven terrain, and the wide wheelbase provides stability at higher speeds.
The 4WD system with differential lock allows for enhanced traction, especially in muddy or loose conditions. The handling is predictable, making it suitable for both novice and experienced riders.
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Maintenance and Reliability
Yamaha's reputation for building durable ATVs is reflected in the Grizzly 660's specifications. Regular maintenance includes oil changes, brake inspections, and tire checks. The engine’s design ensures longevity if properly cared for, with many owners reporting high mileage and minimal issues over years of use.
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Comparing Yamaha Grizzly 660 to Other Models
While the Yamaha Grizzly 660 boasts impressive specs, it’s essential to compare it with other ATVs like the Kawasaki KFX series or Honda Foreman models. The Grizzly's engine size and features make it suitable for demanding tasks, but newer models may offer added technology and comfort.
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Conclusion: Why Choose the Yamaha Grizzly 660?
The Yamaha Grizzly 660's specs highlight its capability as a powerful, reliable, and versatile ATV. Its 660cc engine provides ample power, while its rugged chassis and suspension systems ensure durability and comfort across challenging terrains. Whether for work on a farm, hunting trips, or trail riding, the Yamaha Grizzly 660 remains a trusted choice among ATV enthusiasts.
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Summary of Key Yamaha Grizzly 660 Specs:
- Engine: 660cc liquid-cooled, four-stroke, SOHC
- Horsepower: ~30 HP
- Transmission: 5-speed manual with reverse
- Drive: 2WD/4WD with differential lock
- Fuel Capacity: 4.3 gallons
- Ground Clearance: 10 inches
- Weight: ~620 pounds
- Tires: 25-inch tires on steel rims
- Suspension: Independent double wishbone (front), swingarm with dual shocks (rear)
For those seeking a dependable, high-performance ATV with proven specs, the Yamaha Grizzly 660 remains a top contender. Its combination of power, stability, and adaptability ensures it continues to be a favorite in the off-road community.
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Note: Specifications may vary slightly depending on the model year and regional variations. Always consult the specific model's manual or dealer for precise details.
Frequently Asked Questions
What is the engine specification of the Yamaha Grizzly 660?
The Yamaha Grizzly 660 features a 660cc, 4-stroke, SOHC, single-cylinder engine designed for reliable power and performance.
What type of transmission does the Yamaha Grizzly 660 have?
It is equipped with a fully automatic, Ultramatic transmission with high, low, neutral, and reverse gears for versatile riding.
What is the maximum payload capacity of the Yamaha Grizzly 660?
The Yamaha Grizzly 660 can handle a maximum payload of approximately 250 pounds, making it suitable for hauling gear and supplies.
Does the Yamaha Grizzly 660 have four-wheel drive capabilities?
Yes, the Yamaha Grizzly 660 features selectable four-wheel drive (4WD) with an on-demand differential lock for improved traction in challenging terrain.
What are the key suspension features of the Yamaha Grizzly 660?
It comes with independent double wishbone front suspension and a rear swingarm with dual shocks, providing a smooth ride over rough terrain.
What are the tire specifications of the Yamaha Grizzly 660?
The ATV is equipped with 25-inch tires on 12-inch wheels, optimized for off-road traction and durability.
What is the fuel capacity of the Yamaha Grizzly 660?
The Yamaha Grizzly 660 has a fuel tank capacity of approximately 6.6 gallons, allowing for extended off-road adventures.
Is the Yamaha Grizzly 660 suitable for heavy-duty outdoor work?
Yes, with its powerful engine, high payload capacity, and rugged design, the Yamaha Grizzly 660 is well-suited for work and recreational off-road use.
