From Factory RC:
Yz4-SF Battery Strap with balance plug cut out
New from Factory RC! The Yz-4 SF Battery Strap that has our “Leading Edge™” chamfer edge as well as an opening to allow in car charging while using the balance port of your batteries! You no longer need to remove the back or strap to charge in the car. Marked with the Yz-4 SF text engraved into the trap. Uses standard hardware and compatible with both standard height shorty packs and LP or “Low Profile” 2s shorty packs.
Yz4-SF Front Shock Tower
New from Factory RC! Yokomo Yz-4 SF Front Shock Tower made from our 4mm black carbon fiber equipped with our “Leading Edge™” chamfered edge. Milled out to reduce weight and increase airflow onto the front of the body for additional down force.
Yz4-SF Rear Shock Tower
New from Factory RC! Yokomo Yz-4 SF Rear Shock Tower equipped with our “Leading Edge™” chamfered edge. Made from durable 4mm black carbon fiber and marked for easy identification with the Yz4 SF name milled into the part.