Product Name: Skymaker RC Car Upgrade Parts Key Specifications: Material: Metal Recommended Age: 12+ years Power Source: LiPo Battery (for vehicle use) Type: Remote Control (RC) Car Parts & Accessories Certification: CE Compliant Category: Assembly Components & Upgrade Parts Compatibility: Fits UD1601, UD1602, UD1603, UD1604, SG1603, SG1604 RC Car Models. Included Components (Choose as Needed): Drive System: Brushless Motor, Motor Gear, Shaft Control Parts: ESC (Electronic Speed Controller), Servo Chassis & Body: Upper Shell, Chassis, Tires Additional Hardware: Assembly Tools (if selected) Technical Attributes: Drive Type: Four-Wheel Drive Wheelbase: Adjustable per model (see product number) Quantity: 1 piece per selected item Usage: Designed for RC vehicle maintenance, upgrades, and customization. Ideal for hobbyists enhancing performance or replacing parts in compatible models. Package Contents: Varies based on selection (Refer to product options for exact inclusions).