13 parts
iPhone 15 Plus – Back Part – Black
iPhone 15 Plus – Back Part – Blue
iPhone 15 Plus – Back Part – Green
iPhone 15 Plus – Back Part – Pink
iPhone 15 Plus – Back Part – Yellow

iPhone 15 Plus – Battery
Ampsentrix Batteries
iPhone 15 Plus – Camera
iPhone 15 Plus – Charging Port

iPhone 15 Plus – Display – LCD
Aq7 Technology

iPhone 15 Plus – Display – OLED
Apple
iPhone 15 Plus – Speaker

iPhone 15 Pro – Display – OLED
Apple

iPhone 15 Pro Max – Display – OLED
Apple