Installing the seat mechanism (CSL)

WARNING: This page is about a different car, the 2025 BMW M4, 2024 BMW M4, 2023 BMW M4, 2022 BMW M4, and 2021 BMW M4. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: RISK OF DAMAGE
Careless handling of tools and sharp-edged components. Scratches, surface damage .

Protect working area.
Handle tools and components carefully.

There are altogether three different height positions.

1	Highest seat position
2	Center seat position
3	Lowest seat position

Select the desired height position (1), (2) or (3) and prepare the screws.

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: The operations shown only for one side must be carried out on both sides.

Hand-tighten the seat pan (2) on the seat mechanism (3) with the screws (1) on the pre-selected height position.
Make sure that the seat pan on the left and right was attached to the identical height position .

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: The operations shown only for one side must be carried out on both sides.

By shifting the seat pan (1) in arrow directions (2) and (3), the desired inclination position of the front seat can be set.
Tighten the screws (4) if the desired inclination position is reached.

TIGHTENING TORQUE SPECIFICATIONS

Seat pan to seat mechanism
Screw Tx45	Tightening torque	35 Nm
Screw Tx45	Tightening torque	35 Nm

Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work

Refer to AFTER CONTINUING WORK ON THE FRONT SEAT: DISCONNECTING THE FRONT SEAT FROM THE WIRING HARNESS OF THE VEHICLE AND REMOVING IT FROM THE UNIVERSAL SEAT MOUNT .
Refer to INSTALLING DRIVER'S SEAT .
Refer to INSTALLING THE STRAP FITTING .