The product is an alternator compatible with specific BMW models, including the F30 335i, F32 435i, F25 X3, and more. It has an OEM part number of 11712N, 11712, A6404S, and various others. With a voltage of 12 volts and an amperage of 210 amps, this alternator is designed to provide reliable power for your vehicle. Manufactured by PremiumpartsWhosale, this alternator is dependable and durable, making it a great choice for your BMW.