Guide · BMW

BMW F Series Key Replacement Guide

Last updated: September 2026 · Verified against OEM part numbers

Quick answer — BMW F Series

The BMW F Series (various model years) uses the smart key — 433.92 MHz (SKU 韩国专用改装款大刀 433.92 7945 白色) — verified against the original OEM part number. See every compatible option in the table below.

Frequency: 433.92 MHz
Key type: Smart Key
Wholesale: MOQ 5 units per SKU, models mixable in one order

Which BMW F Series key fits your vehicle?

💬 Ask on WhatsApp

Compatible keys for BMW F Series

Years	Photo	Key
—	—	Refit Type 433.92MHz 7945 Chip Smart Key for BMW F Series CAS4 FEM BDC SKU: 韩国专用改装款大刀 433.92 7945 白色
—	—	Refit Type 433.92MHz 7945 Chip Smart Key for BMW F Series CAS4 FEM BDC SKU: 韩国专用改装款大刀 433.92 7945 白色 M-Power
—	—	Refit Type 433.92MHz 7945 Chip Smart Key for BMW F Series CAS4 FEM BDC SKU: 韩国专用改装款大刀 433.92 7945 黑色带彩边
—	—	Refit Type 433.92MHz 7945 Chip Smart Key for BMW F Series CAS4 FEM BDC SKU: 韩国专用改装款大刀 433.92 7945 银黑色带彩边
—	—	Refit Type 433.92MHz 7945 Chip Smart Key for BMW F Series CAS4 FEM BDC SKU: 韩国专用改装款大刀 433.92 7945 玫瑰金
—	—	Refit Type 433.92MHz 7945 Chip Smart Key for BMW F Series CAS4 FEM BDC SKU: 韩国专用改装款大刀 433.92 7945 银黑色无彩边
—	—	Refit Type 433.92MHz 7945 Chip Smart Key for BMW F Series CAS4 FEM BDC SKU: 韩国专用改装款大刀 433.92 7945 黑金色
—	—	Refit Type 434MHz 7945 Chip Smart Key for BMW F Series CAS4 FEM BDC SKU: 改装款大刀 434 7945 白色
—	—	Refit Type 868MHz 7953 Chip Smart Key for BMW F Series CAS4 FEM BDC SKU: 改装款大刀 868 7945 白色
—	—	Refit Type 434MHz 7945 Chip Smart Key for BMW F Series CAS4 FEM BDC SKU: 改装款大刀 434 7945 白色 M-Power
—	—	Refit Type 868MHz 7953 Chip Smart Key for BMW F Series CAS4 FEM BDC SKU: 改装款大刀 868 7945 白色 M-Power
—	—	Refit Type 434MHz 7945 Chip Smart Key for BMW F Series CAS4 FEM BDC SKU: 改装款大刀 434 7945 黑色带彩边
—	—	Refit Type 868MHz 7953 Chip Smart Key for BMW F Series CAS4 FEM BDC SKU: 改装款大刀 868 7945 黑色带彩边
—	—	Refit Type 434MHz 7945 Chip Smart Key for BMW F Series CAS4 FEM BDC SKU: 改装款大刀 434 7945 银黑色带彩边
—	—	Refit Type 868MHz 7953 Chip Smart Key for BMW F Series CAS4 FEM BDC SKU: 改装款大刀 868 7945 银黑色带彩边
—	—	Refit Type 434MHz 7945 Chip Smart Key for BMW F Series CAS4 FEM BDC SKU: 改装款大刀 434 7945 玫瑰金
—	—	Refit Type 868MHz 7953 Chip Smart Key for BMW F Series CAS4 FEM BDC SKU: 改装款大刀 868 7945 玫瑰金
—	—	Refit Type 434MHz 7945 Chip Smart Key for BMW F Series CAS4 FEM BDC SKU: 改装款大刀 434 7945 银黑色无彩边
—	—	Refit Type 868MHz 7953 Chip Smart Key for BMW F Series CAS4 FEM BDC SKU: 改装款大刀 868 7945 银黑色无彩边
—	—	Refit Type 434MHz 7945 Chip Smart Key for BMW F Series CAS4 FEM BDC SKU: 改装款大刀 434 7945 黑金色
—	—	Refit Type 868MHz 7953 Chip Smart Key for BMW F Series CAS4 FEM BDC SKU: 改装款大刀 868 7945 黑金色

Before you order

Match the year range — BMW changed key systems across model years. Check your registration year.
Check your current key — the OEM number printed on your key matches the table above.
Programming — smart keys need a compatible programmer (Xhorse, VVDI, Autel). We can advise which one works for each key.

Frequently asked questions

What frequency is the BMW F Series key?

The BMW F Series key operates on 433.92 MHz. Frequency is fixed in the key hardware and cannot be reprogrammed — a key bought on the wrong frequency will not lock, unlock or start the car.

Which key fits my BMW F Series?

The BMW F Series (various model years) uses the Refit Type 433.92MHz 7945 Chip Smart Key for BMW F Series CAS4 FEM BDC (SKU 韩国专用改装款大刀 433.92 7945 白色). Check the table above for all compatible options, verified against OEM part numbers.

Do you supply BMW F Series keys wholesale?

Yes. We supply locksmiths and key distributors at wholesale prices with MOQ from 5 units. Message us on WhatsApp for today's price list.

Can a BMW F Series key be programmed without the dealer?

In most cases yes, using tools like Xhorse, VVDI or Autel. We can advise the right programmer for each key SKU.

Ready to order a BMW F Series key?