Spektrum S401 Mini Servo SPMS401 is This item fits the following: Ruckus 1/18 4WD Monster Truck RTR - ECX01000
Ruckus 1/18 4WD Monster Truck: Black/Red RTR - ECX01000T1
Ruckus 1/18 4WD Monster Truck: Orange/Yellow RTR - ECX01000T2
Torment 1/18 4WD Short Course Truck RTR - ECX01001