For drivers wanting crisper behaviour through corners, the Yokomo B7-GW40SDA side dams are a practical aero add-on. Matched to the Good Luck Wing Ver.4.0, they help maintain composure when carrying speed.
The Yokomo B7-GW40SDA is compatible with a selection of Yokomo chassis so it can be used across different platform generations. Installers often pair it with the MRTC-BD7 or MRTC-BD12 family, but always double check fitment to your wing and mount points.
These dams manage side airflow to increase rear grip and reduce instability at high speed. They are useful when dialing in balance for circuit racing and require minimal adjustments once mounted, making them handy for both club and competitive drivers.
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