The perception of a motorcycle being front heavy or easy to ride can be influenced by several technical factors. While it's true that different motorcycle models can exhibit varying handling characteristics, it's important to note that these characteristics are influenced by multiple design and engineering elements. Here are a few factors that can contribute to the differences you mentioned between Bajaj Pulsar and Yamaha bikes:
Weight Distribution: The distribution of weight between the front and rear of a motorcycle can significantly impact its handling. If a bike has more weight concentrated towards the front, it may feel front heavy. Manufacturers can achieve different weight distributions by altering the placement of components such as the engine, fuel tank, and other parts. These design choices can affect the bike's balance and handling characteristics.
Frame Geometry: The frame geometry, including the rake and trail, can influence how a motorcycle handles. Bikes with a steeper rake angle and shorter trail tend to have more responsive and agile steering, making them feel easier to ride. On the other hand, bikes with a more relaxed rake and longer trail may have more stability but can feel slightly heavier in terms of steering inputs.
Suspension Setup: The suspension system plays a crucial role in the bike's handling and comfort. Different bikes may have varying suspension settings, including the spring rates, damping characteristics, and overall setup. These factors can impact how the bike responds to rider inputs, absorbs bumps, and maintains stability during maneuvers.
Wheelbase: The distance between the front and rear wheels, known as the wheelbase, can affect the bike's stability and maneuverability. Bikes with a longer wheelbase tend to provide more stability at higher speeds but may require more effort to initiate turns. Conversely, bikes with a shorter wheelbase can feel more nimble and easier to maneuver but may sacrifice some stability.
It's important to note that these factors can vary not just between brands like Bajaj and Yamaha, but also among different models within the same brand. Additionally, personal riding preferences and experience can also influence how riders perceive the handling characteristics of a motorcycle. It's always recommended to test ride different bikes to determine which one feels most comfortable and suits your riding style.