14-20 BMW F83 F33 M4 Left Convertible Folding Hardtop Mechanism w/ Motor OEM 34k

BMW F83 F33 M4 Left Convertible Folding Hardtop Mechanism w/ Motor — taken from a 2016 BMW F83 M4 that came through our Texas yard. The donor car had 34k miles on the clock. Position on the car: rear. The pictures are of the actual part in stock, so you can judge it before you buy.

Convertible top parts carry the folding roof mechanism. Hydraulics, sensors and coding can all be involved, so a specialist fit is advisable.

OE / OEM part number: 54377401031 · Country of origin: Germany
Compare the number with the one on your old part for a guaranteed match.

Confirmed fitment — 51 BMW vehicles, 2014–2020:

• 2014–2016 BMW 428i xDrive — Base Convertible
• 2014–2016 BMW 428i — Base Convertible
• 2014–2016 BMW 428i — Luxury Convertible
• 2014–2016 BMW 428i — Sport Convertible
• 2014–2016 BMW 435i — Base Convertible
• 2014–2016 BMW 435i — M Sport Convertible
• 2015–2016 BMW 435i xDrive — Base Convertible
• 2015–2020 BMW M4 — Base Convertible
• 2017–2020 BMW 430i xDrive — Base Convertible
• 2017–2020 BMW 430i — Base Convertible
• 2017–2020 BMW 430i — Sport Line Convertible
• 2017–2020 BMW 440i xDrive — Base Convertible
• 2017–2020 BMW 440i — Base Convertible
• 2017–2020 BMW 440i — M Sport Convertible

…and 1 more variants — use the fitment check on this page to see the full list.

If you would rather have it checked, send your VIN and we will confirm the fitment for your car. The part carries our 90-day warranty, returns are hassle-free, and it leaves our yard in 1–2 business days.

Supplying a shop or dismantler? We’re a Kaufman, TX yard focused on genuine used OEM BMW parts — real-time inventory, photos of the exact item, and VIN or fitment checks before you order.

Trade-friendly: fast US shipping, hassle-free returns, and help sourcing multiples or hard-to-find parts. Open a trade enquiry →