Changing the tire sizes on a motorcycle to 1 or 2 sizes wider than the manufacturer's specifications can indeed have a significant impact on the riding dynamics of the bike. It is generally not recommended to make such modifications without careful consideration and consultation with a professional mechanic or motorcycle technician. Here are a few key factors to consider:
Handling and stability: Widening the tire sizes can affect the handling characteristics of the motorcycle. It may alter the bike's responsiveness, cornering abilities, and overall stability. The wider tires may require more effort to initiate and maintain turns, potentially affecting your control over the bike.
Clearance and fitment: Increasing the tire width can result in clearance issues, especially in the wheel well or between the tire and other components such as the swingarm or fenders. Insufficient clearance may lead to tire rubbing or interference, which can compromise safety and cause damage to the bike.
Speedometer accuracy: Changing the tire sizes can also affect the accuracy of your motorcycle's speedometer and odometer. A larger or wider tire circumference can result in a different reading on the speedometer, potentially leading to incorrect speed readings and affecting your ability to gauge your speed accurately.
Suspension compatibility: The wider tires may also impact the suspension system of the motorcycle. The suspension settings and geometry are designed to work in conjunction with the original tire sizes. Changing the tire sizes may necessitate adjustments to the suspension components to maintain proper balance and performance.
It's crucial to consult with a knowledgeable motorcycle mechanic or technician who can assess the specific characteristics of your bike and provide guidance on suitable tire sizes and potential modifications. They can help ensure that any changes you make are safe, compatible with your motorcycle's design, and do not compromise your riding experience or safety.