11 parts
iPhone 13 Pro Max – Back Part – Alpine Green
iPhone 13 Pro Max – Back Part – Black
iPhone 13 Pro Max – Back Part – Gold
iPhone 13 Pro Max – Back Part – Sierra Blue
iPhone 13 Pro Max – Back Part – Silver

iPhone 13 Pro Max – Battery
Ampsentrix Batteries
iPhone 13 Pro Max – Camera
iPhone 13 Pro Max – Charging Port

iPhone 13 Pro Max – Display – LCD
Aq7 Technology

iPhone 13 Pro Max – Display – OLED
Apple
iPhone 13 Pro Max – Speaker