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Seat adjst. switch driver/front pass for BMW 3 Series G20 Sedan LCI M340iX (2025)

This Seat adjst. switch driver/front pass technical drawing provides a detailed breakdown of the assembly for the 3 Series G20 Sedan LCI M340iX. It includes part names, part numbers and all associated mounting hardware for vehicles produced between 2025.

Seat adjst. switch driver/front pass
No. Description Supp. Qty  From   Up To  Part Number Price Notes
For vehicles with
Seat adjuster, electric, with memory
and
Lumbar support driver
and
Lumbar support, driver and passenger
and
Backrest width adjustment driver

S459A=Yes

S487A=No

S488A=No

S491A=No
01 Switch seat adjustment left 4W 1 61315A6E127 Shop at ECS Tuning
For vehicles with
Seat adjuster, electric, with memory
and
Lumbar support, driver and passenger

S459A=Yes

S488A=No
02 Switch seat adjustment right 4W 1 61315A6E124 Shop at ECS Tuning
For vehicles with
Seat adjuster, electric, with memory
and
Lumbar support driver
and
Lumbar support, driver and passenger
and
Backrest width adjustment driver

S459A=Yes

S487A=Yes

S488A=Yes

S491A=No
03 Switch seat adjustment left 4W LOR 1 61315A6E129 Shop at ECS Tuning
For vehicles with
Seat adjuster, electric, with memory
and
Lumbar support driver
and
Lumbar support, driver and passenger
and
Backrest width adjustment driver

S459A=Yes

S487A=Yes

S488A=No

S491A=No
03 Switch seat adjustment left 4W LOR 1 61315A6E129 Shop at ECS Tuning
For vehicles with
Seat adjuster, electric, with memory
and
Lumbar support driver
and
Lumbar support, driver and passenger
and
Backrest width adjustment driver

S459A=Yes

S487A=No

S488A=Yes

S491A=No
03 Switch seat adjustment left 4W LOR 1 61315A6E129 Shop at ECS Tuning
For vehicles with
Seat adjuster, electric, with memory
and
Lumbar support driver
and
Lumbar support, driver and passenger

S459A=Yes

S487A=No

S488A=Yes
04 Switch seat adjustment right 4W LOR 1 61315A6E126 Shop at ECS Tuning

See Also

Frequently Asked Questions

What assembly is shown in the BMW 3 Series G20 Sedan LCI M340iX Seat adjst. switch driver/front pass?
This technical diagram illustrates the Seat adjst. switch driver/front pass within the Vehicle electrical system group for the 3 Series G20 Sedan LCI M340iX produced during 2025. It provides a detailed exploded view of the components, identifying key parts such as the Switch seat adjustment left (Part #61315A6E127).
Which models use the hardware listed in this Seat adjst. switch driver/front pass?
The hardware and components featured in the Seat adjst. switch driver/front pass are specific to the 3 Series G20 Sedan LCI M340iX produced during 2025. These technical specifications ensure that parts like the Switch seat adjustment left (61315A6E127) are correctly matched to the vehicle's structural and mechanical requirements.
How do I find specific parts within the Seat adjst. switch driver/front pass assembly?
Each item in the Seat adjst. switch driver/front pass corresponds to the numbered list below the illustration. For the 3 Series G20 Sedan LCI M340iX, you can identify the Switch seat adjustment left by locating its position on the schematic, which then links to the official BMW part number 61315A6E127 for the Vehicle electrical system section.