WELLS 1S17939
WELLS part number 1S17939 is a turn signal switch in the Electrical-Switch & Relay system. This catalog matches it to 19 year-and-engine configurations from 2019 to 2023.
Verified fitment includes 2023 BMW 840I 3.0L L6 Turbocharged ; 2023 BMW I4 ELECTRIC ; 2023 BMW M3 3.0L L6 Turbocharged ; 2023 BMW M850I 4.4L V8 Turbocharged ; 2022 BMW I4 ELECTRIC , plus 14 other configurations. See every vehicle this part fits.
Frequently Asked Questions
What is WELLS 1S17939?
WELLS part number 1S17939 is a turn signal switch with published application data for 19 vehicle configurations from 2019 to 2023. Use the manufacturer part number to cross-reference your old part or a repair quote before you order.
Which vehicles does WELLS 1S17939 fit?
This catalog matches 1S17939 to 19 year-and-engine configurations from 2019 to 2023. Open the compatible-vehicles list for every make, model and engine, and read the notes for position or trim qualifiers.
Is WELLS 1S17939 OEM or aftermarket?
What matters is the published application data for this part number, not the label on the box. WELLS 1S17939 is listed with its manufacturer part number so you can compare it to an OEM number or another brand that covers the same fitment.
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