3728 Lower chassis (black) (166mm long battery compartment)

This product is a genuine Traxxas lower chassis in black, featuring a 166mm long battery compartment for compact 1/16-scale models. Molded from high-strength composite material, it provides durable support while maintaining proper suspension geometry and drivetrain alignment. The rigid construction helps resist flex and impacts during aggressive driving. It serves as a direct replacement component, restoring structural integrity, factory fit, and reliable performance for compatible Traxxas vehicles.