The Honda Sportrax 90 is a compact and versatile ATV designed for off-road adventures. With its powerful engine and agile handling, it offers an exhilarating riding experience for both beginners and experienced riders. Whether you’re exploring trails or tackling challenging terrains, the Sportrax 90 delivers reliable performance and durability.
Honda Sportrax 90
Engine Specs:
| Engine Type | 4-stroke, single-cylinder |
|---|---|
| Displacement | 86 cc |
| Bore x Stroke | 47 mm x 49.5 mm |
| Compression Ratio | 9.2:1 |
| Fuel System | Single 15 mm carburetor |
Speed Specs:
| Top Speed (Imperial) | 22 mph |
|---|---|
| Top Speed (Metric) | 35 km/h |
| Transmission | Automatic |
| Final Drive | Chain |
The Sportrax 90 is equipped with a reliable 4-stroke, single-cylinder engine that provides smooth and consistent power delivery. With a displacement of 86 cc, it strikes a balance between performance and fuel efficiency. The engine’s bore and stroke measure 47 mm x 49.5 mm, contributing to its responsive acceleration.
In terms of speed, the Sportrax 90 can reach a top speed of 22 mph (35 km/h). Its automatic transmission ensures effortless shifting, allowing riders to focus on the thrill of the ride. The final drive is handled by a durable chain, providing reliable power transfer to the wheels.
Wheel Specs & Bolt Pattern
The Honda Sportrax 90 is equipped with sturdy and reliable wheels that are designed to handle various terrains with ease. Here are the wheel specifications and bolt pattern details:
Front Wheels:
| Size | 8 inches |
|---|---|
| Tire Type | Knobby |
| Bolt Pattern | 4×110 mm |
Rear Wheels:
| Size | 8 inches |
|---|---|
| Tire Type | Knobby |
| Bolt Pattern | 4×110 mm |
The front and rear wheels of the Sportrax 90 have a diameter of 8 inches, providing a balanced combination of maneuverability and stability. The knobby tires offer excellent traction on various surfaces, allowing riders to confidently navigate through mud, gravel, and uneven terrains.
The bolt pattern for both the front and rear wheels is 4×110 mm. This bolt pattern indicates the number of lug nuts and the distance between them. It is essential to ensure that any replacement or aftermarket wheels have the same bolt pattern to ensure proper fitment and safe operation.
Weight
The weight of an ATV plays a crucial role in its overall performance and handling. The Sportrax 90 strikes a balance between being lightweight for agility and sturdy enough to handle rugged conditions.
- Curb Weight: 262 lbs (119 kg)
- Max Weight Capacity: 220 lbs (100 kg)
With a curb weight of 262 lbs (119 kg), the Sportrax 90 is relatively lightweight, making it easy to maneuver and control. This lightweight design allows riders to navigate tight trails and corners with confidence. Additionally, the ATV has a maximum weight capacity of 220 lbs (100 kg), ensuring that it can accommodate a wide range of riders.
Oil Specs
Proper maintenance and regular oil changes are essential for keeping the engine of the Sportrax 90 in optimal condition. Here are the oil specifications for this ATV:
Engine Oil:
- Type: 4-stroke motorcycle oil
- Recommended Viscosity: SAE 10W-40
- Oil Capacity (with filter change): 1.1 quarts (1.0 liters)
Transmission Oil:
- Type: Honda GN4 10W-40
- Oil Capacity: 0.7 quarts (0.65 liters)
It is important to use high-quality 4-stroke motorcycle oil with a recommended viscosity of SAE 10W-40 for the engine. Regular oil changes, along with using the correct oil type and capacity, will help maintain the engine’s performance and prolong its lifespan.
For the transmission, Honda GN4 10W-40 oil is recommended. It is crucial to follow the specified oil capacity of 0.7 quarts (0.65 liters) to ensure smooth gear shifting and optimal transmission performance.
Overall, understanding the wheel specifications, weight, and oil requirements of the Honda Sportrax 90 is essential for maintaining its performance, safety, and longevity. By adhering to these specifications and performing regular maintenance, riders can enjoy a thrilling and reliable off-road experience.
Common Problems and Review
1. Starting Issues
One common problem that some Honda Sportrax 90 owners have reported is difficulty starting the ATV. This can be attributed to various factors, such as a faulty ignition switch, a weak battery, or a clogged fuel system. It is recommended to check these components and ensure they are in proper working condition. Regular maintenance, including cleaning the carburetor and replacing the spark plug, can help prevent starting issues.
2. Suspension Performance
Some riders have mentioned that the suspension on the Honda Sportrax 90 could be improved. The stock suspension may feel stiff, especially when riding over rough terrains. Upgrading the suspension components, such as installing aftermarket shocks or adjusting the suspension settings, can greatly enhance the ATV’s ride comfort and handling.
3. Limited Ground Clearance
Due to its compact size, the Sportrax 90 has a relatively low ground clearance. This can sometimes pose challenges when navigating through deep ruts or obstacles on the trail. Riders should exercise caution and choose their paths wisely to avoid getting stuck or damaging the undercarriage. Adding aftermarket skid plates or increasing tire size can help improve ground clearance and protect vital components.
4. Review
Overall, the Honda Sportrax 90 is a reliable and fun ATV that offers a great riding experience for beginners and young riders. Its compact size and lightweight design make it easy to handle, especially for those who are new to off-road riding. The 4-stroke engine provides smooth power delivery, and the automatic transmission ensures effortless shifting.
The ATV’s sturdy construction and durable components contribute to its longevity, allowing riders to enjoy years of adventure. The Sportrax 90’s nimble handling and responsive acceleration make it suitable for various terrains, from trails to open fields.
While there are some areas for improvement, such as the suspension performance and ground clearance, these can be addressed through aftermarket modifications. With proper maintenance and occasional upgrades, the Honda Sportrax 90 can continue to deliver reliable performance and exciting rides.
In conclusion, the Honda Sportrax 90 is a versatile ATV that offers a balance of power, agility, and durability. It is a great choice for riders looking for a compact and capable off-road vehicle that can handle a variety of terrains. By addressing common issues and making necessary modifications, riders can enhance their Sportrax 90’s performance and enjoy countless memorable adventures.