KYB Suspension Shock Absorber P/N:349101
Bring rear damping back toward factory specification with the KYB shock absorber, part number 3448017 — a nitrogen gas-charged, twin-tube Excel-G unit that installs in the REAR position on a wide range of BMW cars. This suspension shock absorber fits many BMW models, among them the 2016-2018 BMW 320i xDrive, 2017-2021 BMW 230i xDrive and 2017-2020 BMW 230i; see the "Vehicles it fits" section for the full list and engine-level details. KYB builds the Excel-G on the same assembly lines it uses for original-equipment shocks and calibrates it to restore a vehicle's designed performance rather than change it, which is why it carries KYB's OEA (Original Equipment for the Aftermarket) classification.
As a gas shock absorber and KYB-recommended OE replacement, it drops in where the original rear damper has worn — worn rear shocks often show up as excess bounce, poor body control and uneven tire wear. If a tired rear shock is the cause, this Excel-G replaces it.
Interchange: 33526791568 · 33526791569 · 33526791588 · 33526850915 · 33526862172 · 33526868652 · 33526868653 · 33526871928 · 33526873722 · 33526873724 · 33526873753 · 33526873799 · 33526876754 · 5681
This part cross-references / interchanges with the following part numbers:
Is this a front or rear shock absorber?
It is a rear shock absorber. The catalog lists this KYB Excel-G unit (3448017) for the REAR position on the applications shown.
What is the KYB Excel-G?
Excel-G is KYB's OEA (Original Equipment for the Aftermarket) line, built on the same assembly lines and with the same OE-quality components as KYB's OEM shocks and calibrated to restore original designed performance.
Is this a gas shock absorber?
Yes. It is a nitrogen gas-charged, twin-tube gas shock absorber with vehicle-specific, hand-assembled damping valves and a triple lip fluid seal.
Will it fit my 2016-2018 BMW 320i xDrive?
It is listed for the 2016-2018 BMW 320i xDrive (rear position). Check the "Vehicles it fits" section against your exact year and configuration before ordering.
Should I replace both rear shocks at once?
This listing is for one shock, sold individually. Replacing both rear shocks together as a matched pair is recommended for even, balanced ride control.
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