Home› Stabilus 4B-621648
Stabilus 4B-621648OE Quality 60-Day Returns
Part #: 4B-621648

Stabilus 4B-621648

34 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$27.34Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Mercedes-Benz, SLC180, SLC200, SLC300, SLC43 AMG, SLK200, SLK250, SLK300, SLK350, and SLK55 AMG
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Mercedes-Benz Gas Strut Replacement

This Stabilus gas strut, part number 4B-621648, is an OE-style replacement for select Mercedes-Benz SLC and SLK models. It is built with plastic socket connections and a 400 N (90 lb) force rating for controlled lift support in the original application.

Key Features

  • Stabilus 4B-621648 gas strut for Mercedes-Benz applications
  • 400 N / 90 lb force rating for lift support
  • Compressed length: 256 mm (10.079 in)
  • Extended length: 409 mm (16.102 in)
  • Rod diameter: 8 mm (0.315 in)
  • Tube diameter: 18 mm (0.709 in)
  • Plastic socket rod and tube connections
  • Direct-fit dimensions for the listed Mercedes-Benz SLC and SLK models

Detailed Description

Stabilus 4B-621648 is a gas spring designed around the dimensions and force output used in the original Mercedes-Benz lift support application. With an 8 mm rod, 18 mm tube, and plastic socket ends, it matches the physical connection style required for the listed SLC and SLK vehicles. This part cross-references Tuff Support 613298 for the same application.

Compatible With 2017-2020 Mercedes-Benz SLC180, 2017-2020 Mercedes-Benz SLC300, 2017-2020 Mercedes-Benz SLC43 AMG, 2017 Mercedes-Benz SLC200, 2011-2016 Mercedes-Benz SLK200, 2016 Mercedes-Benz SLK300, 2012-2016 Mercedes-Benz SLK350, 2012-2016 Mercedes-Benz SLK55 AMG, and 2012-2015 Mercedes-Benz SLK250. Search terms such as Mercedes-Benz SLC300 gas strut replacement, Mercedes-Benz SLK350 lift support, and Stabilus 4B-621648 OE replacement gas spring all point to this application.

Common Uses

  • Weak or failing lift support that no longer holds position
  • Hood, trunk, or panel movement that drops too quickly
  • Uneven or inconsistent opening effort on the supported panel
  • Noisy or worn gas spring operation in the original mounting points

Installation Notes

Verify the compressed length, extended length, force rating, and socket-style end fittings before installation. Compare the existing strut to the listed dimensions to confirm the correct Mercedes-Benz SLC or SLK application. Transfer any vehicle-specific mounting clips or retainers from the original setup only if required by the vehicle design.

Quality Assurance

Stabilus is a recognized OE supplier for gas springs and lift supports, and this part is built to match the listed application dimensions and connection style. Part number 4B-621648 is also referenced by Mercedes-Benz numbers 172 980 02 64 and 172 980 04 64 for related applications.

BrandStabilus
Part Number4B-621648
0.315Y
MaterialY
Compressed Length10.079
Compressed Length256
Rod Diameter8
Tube Diameter18
Extended Length16.102
Extended Length409
Agricultural EquipmentN
Body0.709
Engine SpecificN
Force (N)400
Force Lbs90
Hardware KitNo
Heavy TruckN
High PerformanceN
IndustrialOff HighwayN
MarineN
Medium TruckN
MotorCycleRVN
NonVehicle SpecificN
Personal WatercraftN
Rod ConnectionPlastic socket
Rod Dia (IN)0.315
Rod End Attachment Dia (IN)0.394
Rod End Attachment Dia (MM)10
Shaft0.315
Shaft ConnectionPlastic socket
Small EngineN
SnowmobileN

This part fits 34 vehicles. Search below:

YearMakeModelPositionNotes
2020Mercedes-BenzSLC180N/A
2020Mercedes-BenzSLC300N/A
2020Mercedes-BenzSLC43 AMGN/A
2019Mercedes-BenzSLC180N/A
2019Mercedes-BenzSLC300N/A
2019Mercedes-BenzSLC43 AMGN/A
2018Mercedes-BenzSLC180N/A
2018Mercedes-BenzSLC300N/A
2018Mercedes-BenzSLC43 AMGN/A
2017Mercedes-BenzSLC180N/A
2017Mercedes-BenzSLC200N/A
2017Mercedes-BenzSLC300N/A
2017Mercedes-BenzSLC43 AMGN/A
2016Mercedes-BenzSLK200N/A
2016Mercedes-BenzSLK300N/A
2016Mercedes-BenzSLK350N/A
2016Mercedes-BenzSLK55 AMGN/A
2015Mercedes-BenzSLK200N/A
2015Mercedes-BenzSLK250N/A
2015Mercedes-BenzSLK350N/A
2015Mercedes-BenzSLK55 AMGN/A
2014Mercedes-BenzSLK200N/A
2014Mercedes-BenzSLK250N/A
2014Mercedes-BenzSLK350N/A
2014Mercedes-BenzSLK55 AMGN/A
2013Mercedes-BenzSLK200N/A
2013Mercedes-BenzSLK250N/A
2013Mercedes-BenzSLK350N/A
2013Mercedes-BenzSLK55 AMGN/A
2012Mercedes-BenzSLK200N/A
2012Mercedes-BenzSLK250N/A
2012Mercedes-BenzSLK350N/A
2012Mercedes-BenzSLK55 AMGN/A
2011Mercedes-BenzSLK200N/A

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

This part directly replaces or is cross-referenced with the following part numbers:

172 980 02 64172 980 04 64172980026417298004644B-62164861329862164865105369405981 568 348156834A1729800264A1729800464

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.