FCS 8346457 Suspension Shock Absorber - Rear

Brand	FCS 8346457
Position	Rear
Compressed Length	16.02
Extended Length	23.15
Stroke Length	7.13
Product line	FCS Shock Absorber Assembly Kit
Fits	Mercedes-Benz · 18 vehicles

Shock absorber assembly kit. Complete suspension replacement component for straightforward service.

Shock absorber for controlled damping and a smoother ride.

$97.65Free shipping

In stock · usually ships same day before 1pm CST

Step 1 — Confirm fitment

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Step 2 — Quantity

Suspension Shock Absorbers are typically replaced in pairs, axle by axle.

Free shipping to the continental U.S.

Free returns within 60 days if it doesn't fit when fitment is verified.

Not what you need? See all Suspension Shock Absorber options

Rear Shock Absorber Assembly for Mercedes-Benz

The FCS Shock Absorber Assembly Kit, part number 8346457, is a rear suspension shock absorber built around the listed compressed length of 16.02, extended length of 23.15, and stroke length of 7.13. It is a fitment-based replacement for select Mercedes-Benz E-Class and C-Class applications with the specified suspension setup.

Key Features

Rear suspension shock absorber for select Mercedes-Benz models
Compressed length: 16.02
Extended length: 23.15
Stroke length: 7.13
Fits vehicles with top mount and without air suspension
Application-specific for comfort suspension or sport suspension, depending on model
FCS Shock Absorber Assembly Kit, part number 8346457

Fitment Details

Fits 2020-2025 Mercedes-Benz E350, rear, w/ Top Mount; w/ Comfort Suspension; Exc. Air Suspension.
Fits 2017-2019 Mercedes-Benz E300, rear, w/ Top Mount; w/ Comfort Suspension; Exc. Air Suspension.
Fits 2015-2022 Mercedes-Benz C300, rear, w/ Top Mount; w/ Sport Suspension; Exc. Air Suspension.
Fits 2015 Mercedes-Benz C400, rear, w/ Top Mount; w/ Sport Suspension; Exc. Air Suspension.

What This Part Helps Address

Rear ride instability over bumps and uneven pavement
Excessive bouncing after compression
Reduced damping performance from a worn shock absorber
Rear suspension noise related to shock wear
Loss of controlled handling at the rear axle

Installation Notes

Verify rear suspension type before ordering. This part is listed for vehicles with a top mount and excludes air suspension applications. Confirm the compressed length, extended length, and stroke length against the original unit before installation. For Mercedes-Benz C300, Mercedes-Benz E300, and Mercedes-Benz E350 rear applications, match the model year and suspension configuration exactly to the fitment notes.

Quality Assurance

FCS Shock Absorber Assembly Kit 8346457 is cataloged as a suspension shock absorber assembly for the specified Mercedes-Benz applications. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

This part fits 18 vehicles

Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

Year	Make	Model	Body Type	Position	Notes
2025	Mercedes-Benz	E350	—	Rear	Sold in Pairs; w/ Top Mount; w/ Comfort Suspension; Exc. Air Suspension; FCS Shock Absorber Assembly Kit
2024	Mercedes-Benz	E350	—	Rear	Sold in Pairs; w/ Top Mount; w/ Comfort Suspension; Exc. Air Suspension; FCS Shock Absorber Assembly Kit
2023	Mercedes-Benz	E350	—	Rear	Sold in Pairs; w/ Top Mount; w/ Comfort Suspension; Exc. Air Suspension; FCS Shock Absorber Assembly Kit
2022	Mercedes-Benz	C300	Sedan	Rear	Sold in Pairs; w/ Top Mount; w/ Sport Suspension; Exc. Air Suspension; FCS Shock Absorber Assembly Kit
2022	Mercedes-Benz	E350	—	Rear	Sold in Pairs; w/ Top Mount; w/ Comfort Suspension; Exc. Air Suspension; FCS Shock Absorber Assembly Kit
2021	Mercedes-Benz	C300	Sedan	Rear	Sold in Pairs; w/ Top Mount; w/ Sport Suspension; Exc. Air Suspension; FCS Shock Absorber Assembly Kit
2021	Mercedes-Benz	E350	—	Rear	Sold in Pairs; w/ Top Mount; w/ Comfort Suspension; Exc. Air Suspension; FCS Shock Absorber Assembly Kit
2020	Mercedes-Benz	C300	Sedan	Rear	Sold in Pairs; w/ Top Mount; w/ Sport Suspension; Exc. Air Suspension; FCS Shock Absorber Assembly Kit
2020	Mercedes-Benz	E350	—	Rear	Sold in Pairs; w/ Top Mount; w/ Comfort Suspension; Exc. Air Suspension; FCS Shock Absorber Assembly Kit
2019	Mercedes-Benz	C300	Sedan	Rear	Sold in Pairs; w/ Top Mount; w/ Sport Suspension; Exc. Air Suspension; FCS Shock Absorber Assembly Kit
2019	Mercedes-Benz	E300	—	Rear	Sold in Pairs; w/ Top Mount; w/ Comfort Suspension; Exc. Air Suspension; FCS Shock Absorber Assembly Kit
2018	Mercedes-Benz	C300	Sedan	Rear	Sold in Pairs; w/ Top Mount; w/ Sport Suspension; Exc. Air Suspension; FCS Shock Absorber Assembly Kit
2018	Mercedes-Benz	E300	—	Rear	Sold in Pairs; w/ Top Mount; w/ Comfort Suspension; Exc. Air Suspension; FCS Shock Absorber Assembly Kit
2017	Mercedes-Benz	C300	Sedan	Rear	Sold in Pairs; w/ Top Mount; w/ Sport Suspension; Exc. Air Suspension; FCS Shock Absorber Assembly Kit
2017	Mercedes-Benz	E300	—	Rear	Sold in Pairs; w/ Top Mount; w/ Comfort Suspension; Exc. Air Suspension; FCS Shock Absorber Assembly Kit
2016	Mercedes-Benz	C300	—	Rear	Sold in Pairs; w/ Top Mount; w/ Sport Suspension; Exc. Air Suspension; FCS Shock Absorber Assembly Kit
2015	Mercedes-Benz	C300	—	Rear	Sold in Pairs; w/ Top Mount; w/ Sport Suspension; Exc. Air Suspension; FCS Shock Absorber Assembly Kit
2015	Mercedes-Benz	C400	—	Rear	Sold in Pairs; w/ Top Mount; w/ Sport Suspension; Exc. Air Suspension; FCS Shock Absorber Assembly Kit
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