HomeDriveline and Axles > CV ComponentsGKN Loebro 306376 CV Axle Assembly - Front Right
Part #: 306376

GKN Loebro 306376 CV Axle Assembly - Front Right

Front Right
⚙️ 11 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Mercedes-Benz, CLS63 AMG, CLS63 AMG S, E63 AMG, E63 AMG S, and S550
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Overview of GKN Loebro CV Axle Assembly 306376

The GKN Loebro CV Axle Assembly 306376 is engineered for precision and durability, designed specifically for select Mercedes-Benz models. This CV axle assembly ensures reliable driveline performance for vehicles such as the CLS63 AMG, E63 AMG, and S550.

  • Compressed length of 22.125 inches for exact fitment
  • Inboard spline quantity: 27 splines for secure connection
  • Outboard spline quantity: 30 splines for optimal torque transfer
  • Inboard joint type: Plunging joint AAR for smooth axial movement
  • Outboard joint type: Fixed ball joint GKN SX for stable rotation
  • Axle nut thread size: M16x1.5 (axle nut not included)

Detailed Product Description

This GKN Loebro CV Axle Assembly (part number 306376) is designed to meet the exact specifications required by Mercedes-Benz performance models including the CLS63 AMG, CLS63 AMG S, E63 AMG, E63 AMG S, and S550. The assembly features a compressed length of 22.125 inches, ensuring a precise fit within the vehicle's driveline system. The inboard joint utilizes a plunging joint AAR design, allowing for axial movement to accommodate suspension travel and drivetrain articulation. The outboard joint is a fixed ball joint GKN SX, providing consistent rotational stability and efficient power transfer to the wheels. With 27 inboard splines and 30 outboard splines, this axle assembly maintains a secure connection to the transmission and wheel hub, respectively. The axle nut thread size is M16x1.5, though the axle nut itself is not included with this part.

Compatible Vehicles and Applications

This CV axle assembly is compatible with the following Mercedes-Benz models:

  • Mercedes-Benz CLS63 AMG
  • Mercedes-Benz CLS63 AMG S
  • Mercedes-Benz E63 AMG
  • Mercedes-Benz E63 AMG S
  • Mercedes-Benz S550

It is designed to replace worn or damaged CV axle assemblies in these vehicles, restoring driveline integrity and smooth power delivery.

Common Issues Addressed by This CV Axle Assembly

  • Eliminates clicking or popping noises during turns caused by worn CV joints
  • Resolves vibration or shuddering under acceleration due to damaged axle shafts
  • Prevents grease leaks from torn CV boots that can lead to joint failure
  • Restores proper axle length and spline engagement for secure driveline connection
  • Improves overall driveline reliability and vehicle handling

Installation Notes and Tips

When installing the GKN Loebro CV Axle Assembly 306376, ensure the axle nut thread size M16x1.5 matches the vehicle specifications. Since the axle nut is not included, use the original or a compatible replacement nut. Verify the compressed length of 22.125 inches for proper fitment. Proper torque specifications should be followed to avoid premature wear or damage. It is recommended to inspect related components such as wheel bearings and suspension parts during installation.

Quality Assurance and Warranty

GKN Loebro is a recognized manufacturer of driveline components, adhering to strict quality standards. This CV axle assembly is manufactured to meet OEM specifications for fit, form, and function. While specific warranty details are not provided here, GKN Loebro products typically come with a limited warranty against defects in materials and workmanship. Consult the product documentation or supplier for exact warranty terms.

BrandGKN Loebro
Part Number306376
Compressed Length22.125
Inboard Spline Quantity27
Outboard Spline Quantity30
Axle Nut IncludedNo
Inboard Joint TypePlunging joint aar
Outboard Joint TypeFix ball joint gkn sx
Axle Nut Thread SizeM16x1,5

This part fits 11 vehicles. Search below:

YearMakeModelDrive TypeLitersCylindersPositionNotes
2018Mercedes-BenzCLS63 AMG SAWD5.5LV8Front Right
2017Mercedes-BenzCLS63 AMG S5.5LV8Front Right
2016Mercedes-BenzCLS63 AMG S5.5LV8Front Right
2016Mercedes-BenzE63 AMG S5.5LV8Front Right
2015Mercedes-BenzCLS63 AMG S5.5LV8Front Right
2015Mercedes-BenzE63 AMG S5.5LV8Front Right
2014Mercedes-BenzCLS63 AMG5.5LV8Front Right
2014Mercedes-BenzCLS63 AMG S5.5LV8Front Right
2014Mercedes-BenzE63 AMG5.5LV8Front Right
2014Mercedes-BenzE63 AMG S5.5LV8Front Right
2013Mercedes-BenzS5504.7LV8Front Right

* 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:

22133064002213309801A 221 330 64 00A2213309801

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