Excessive vibration in your Yamaha FZ V 2.0, especially at higher speeds, can be indicative of several potential issues. Here are a few possible reasons for the vibrations you're experiencing:
Wheel balancing: One of the most common causes of vibrations is improper wheel balancing. If the front or rear wheel is unbalanced, it can lead to vibrations at higher speeds. This issue can be resolved by visiting a service center to have the wheels balanced.
Tire condition: Check the tires for any signs of uneven wear or damage. Worn-out or improperly inflated tires can contribute to vibrations. Ensure that the tires are in good condition and properly inflated according to the manufacturer's specifications.
Wheel alignment: Misaligned wheels can cause vibrations, particularly if the front and rear wheels are not properly aligned with each other. An alignment issue can be addressed by a professional mechanic.
Engine mounting bolts: Loose or worn engine mounting bolts can transmit excessive vibrations to the frame and handlebars. Inspect the engine mounting bolts and tighten or replace them if necessary.
Damaged or worn-out suspension components: Faulty suspension components, such as worn-out shock absorbers or bushings, can lead to vibrations. Have the suspension system inspected for any signs of damage or wear.
Loose or worn handlebar components: Check for loose handlebar grips, bolts, or other components. Tighten any loose parts and replace worn-out grips if needed.
Engine issues: In some cases, engine-related problems like misfiring or uneven combustion can cause vibrations. If you suspect an engine issue, it's best to have it checked by a qualified mechanic.
Given the persistent nature of the vibrations, it's recommended to have your motorcycle inspected by a Yamaha service center or a certified mechanic. They will have the expertise to diagnose the specific cause and perform the necessary repairs or adjustments to address the issue effectively.