Traxxas 3728 Lower Chassis Black 166mm Long Battery Compartment Rustler TRA1 TRX-4 Parts The platform matches Unitrack geometry

The platform matches Unitrack geometry exactly

translating servo movement into precise steering response

Weight (Gram): 68

optimized for gas truck racing

Powerhobby 180LP Low Profile High Speed Digital Servo

Traxxas 3728 Lower Chassis Black 166mm Long Battery Compartment Rustler TRA1 TRX-4 Parts The platform matches Unitrack geometryTraxxas 3728 Lower Chassis Black 166mm Long Battery Compartment Rustler TRA1 Replace a cracked or worn lower chassis with this genuine Traxxas part for the Rustler, molded in black with a 166mm long battery compartment for proper fit and easy battery access. Lower chassis, black 166mm long battery compartment Fits Traxxas Rustler Genuine Traxxas replacement part