Upswept exhausts on motorcycles can offer both advantages and disadvantages. Here are some of the upsides and downsides associated with upswept exhaust systems:
Upsides:
Aesthetics: One of the primary reasons riders opt for an upswept exhaust is for its visual appeal. The upward angle of the exhaust pipes can give the motorcycle a sporty or aggressive look, enhancing its overall aesthetics.
Ground Clearance: Upswept exhausts are typically designed to tuck the pipes higher under the motorcycle frame. This configuration can increase ground clearance, especially when compared to traditional low-mounted exhaust systems. This can be advantageous when riding on uneven surfaces or tackling obstacles such as speed bumps or rough roads.
Cornering Clearance: By positioning the exhaust pipes higher, upswept exhausts can potentially provide increased cornering clearance. This allows the motorcycle to lean further without the exhaust pipes scraping the ground, which is particularly beneficial for aggressive riding or track use.
Weight Distribution: The positioning of the upswept exhaust system can influence the distribution of weight on the motorcycle. By moving the exhaust components higher and closer to the center of the bike, the overall weight distribution can be optimized, leading to improved handling characteristics.
Downsides:
Heat Management: Upswept exhausts can direct heat towards the rider, especially in situations where the exhaust pipes pass close to the rider's legs or body. This can lead to discomfort, especially during hot weather or long rides. Heat shields or insulation materials may be required to mitigate this issue.
Center of Gravity: While upswept exhausts can improve weight distribution, they can also raise the motorcycle's center of gravity. This can affect the bike's stability and maneuverability, particularly during low-speed maneuvers or when stopped. Riders should be mindful of this change and adapt their riding accordingly.
Aerodynamics: Depending on the design, upswept exhausts can affect the motorcycle's aerodynamics. They may create additional drag or turbulence, potentially impacting top speed or fuel efficiency. However, the actual effect can vary depending on the specific bike and exhaust configuration.
Design Constraints: Upswept exhausts may have design limitations, especially when it comes to incorporating certain components or accessories. For example, installing luggage systems or saddlebags may be more challenging due to the exhaust's higher position and altered space availability.
Ultimately, the decision to choose an upswept exhaust should consider the rider's preferences, intended use of the motorcycle, and the specific pros and cons associated with the chosen model and configuration. It is recommended to consult with the motorcycle manufacturer, experienced riders, or bike customization experts for advice and insights specific to your motorcycle and riding needs.