2018-2019 BMW X3/X4 Seat Wiring Harness Front, Left 61126991829

OEM Part #: 61-12-6-991-829 (61126991829)

Actual photo

The exact part you’ll receive — not a stock photo.

$40.49

Side: Front, Left Used

Donor2019 BMW X3 · 2.0L

SKU: 623835 · 30-Day Returns

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Seat Wiring Harness 61126991829 — Used (SKU 623835)

Genuine OEM Used SKU: 623835 Donor Vehicle: 2019 BMW X3 · 2.0L 2 photos

$40.49

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This used OEM BMW seat wiring harness, part number 6991829, is the front-left seat harness removed from a donor vehicle. It connects the seat's power, heating, and adjustment controls, and fits X3 and X4 models with 2.0L or 3.0L turbocharged engines. A failing harness can cause intermittent seat movement or non-functional heating.

Specifications

Specifications for Seat Wiring Harness 61126991829
Fits Vehicle Model	X3, X4
Fits Vehicle Make	BMW
OEM Part No	61-12-6-991-829 (61126991829)
Side	Front, Left
Category	Seats

Compatible Vehicles

Fits 6 vehicle configurations across 1 make, 2018-2019.

Check your specific vehicle before ordering. This list shows year, make, and model. Some years have multiple trims or engines that use different parts, and individual listings may have additional fitment notes (e.g. “with sunroof only”). Review the full variant list below, or message us with your VIN and we’ll confirm the match.

BMW

X3 2018-2019 · 4 variants 4 with notes
X4 2019 · 2 variants 2 with notes

View all 6 vehicle configurations — 6 with fitment notes

Full vehicle fitment list for Seat Wiring Harness 61126991829
Year	Make	Model	Trim	Engine	Note
2019	BMW	X4	SUV	3.0L l6 Turbo	For vehicles WITH option code S4FHA
2019	BMW	X4	SUV	2.0L l4 Turbo	For vehicles WITH option code S4FHA
2019	BMW	X3	SUV	3.0L l6 Turbo	For vehicles WITH option code S4FHA
2018	BMW	X3	SUV	3.0L l6 Turbo	For vehicles WITH option code S4FHA
2019	BMW	X3	SUV	2.0L l4 Turbo	For vehicles WITH option code S4FHA
2018	BMW	X3	SUV	2.0L l4 Turbo	For vehicles WITH option code S4FHA