HomeDriveline and Axles > CV Boots and Related ComponentsGKN Loebro 306991 CV Joint Boot Kit - Front Inner, Front Left or Front Right Inner
Part #: 306991

GKN Loebro 306991 CV Joint Boot Kit - Front Inner, Front Left or Front Right Inner

Front Right Inner, Front Inner, and Front Left
⚙️ 7 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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✅ 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, C300 and C43 AMG
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of GKN Loebro CV Joint Boot Kit 306991

The GKN Loebro CV Joint Boot Kit 306991 is designed specifically for Mercedes-Benz C43 AMG and C300 models. This solid-type boot in black TPE material ensures reliable protection for your vehicle's CV joints, maintaining driveline integrity and performance.

  • Joint End Inside Diameter: 3.346 inches
  • Shaft End Inside Diameter: 1.003 inches
  • Single rib design for secure fitment
  • Solid boot type for enhanced durability
  • Constructed from thermoplastic elastomer (TPE) for flexibility and resistance
  • Non-vented boot design
  • Compatible with Mercedes-Benz C43 AMG and C300

Detailed Product Description

This CV joint boot kit from GKN Loebro features a solid black boot made from TPE, a thermoplastic elastomer known for its excellent flexibility and resistance to environmental factors such as heat and chemicals. The boot has a joint end inside diameter of 3.346 inches and a shaft end inside diameter of 1.003 inches, ensuring a precise fit on the CV joint and shaft. The single rib design helps maintain a secure seal, preventing dirt, debris, and moisture from entering the joint. The non-vented construction reduces the risk of contamination, which can lead to premature joint wear.

Compatible Vehicles and Applications

This CV joint boot kit 306991 is compatible with specific Mercedes-Benz models, including the C43 AMG and C300. It is engineered to meet the exact specifications required for these vehicles, providing a reliable replacement part for maintaining driveline performance and extending the life of your CV joints.

  • Protects CV joints from dirt and moisture infiltration
  • Prevents grease leakage from the CV joint
  • Reduces wear and tear on driveline components
  • Helps maintain smooth and quiet vehicle operation
  • Addresses boot cracking or splitting issues

Installation Notes and Tips

When installing the GKN Loebro CV Joint Boot Kit 306991, ensure the boot is properly seated on both the joint and shaft ends to maintain a tight seal. Use appropriate clamps or bands to secure the boot in place. Inspect the CV joint for any existing damage before installation, and clean the area thoroughly to prevent contamination. Proper installation will help maximize the lifespan of the boot and the CV joint.

Quality Assurance and Warranty

GKN Loebro manufactures this CV joint boot kit to meet OEM standards, ensuring consistent quality and fitment. The use of TPE material provides durability and resistance to environmental stressors. While specific warranty details are not provided, GKN Loebro products typically adhere to industry quality controls to support reliable performance in Mercedes-Benz C43 AMG and C300 vehicles.

BrandGKN Loebro
Part Number306991
Joint End Inside Diameter3.346
Shaft End Inside Diameter1.003
Rib Quantity1
Vented BootNo
Boot ColorBlack
Split Or Solid TypeSolid
ThermoTpe

This part fits 7 vehicles. Search below:

YearMakeModelDrive TypeLitersCylindersPositionNotes
2019Mercedes-BenzC300AWD2.0LL4Front Right Inner
2019Mercedes-BenzC43 AMGAWD3.0LV6Front Right Inner
2018Mercedes-BenzC300AWD2.0LL4Front Right Inner
2018Mercedes-BenzC43 AMGAWD3.0LV6Front Inner
2017Mercedes-BenzC300AWD2.0LL4Front Right Inner
2017Mercedes-BenzC43 AMGAWD3.0LV6Front Inner
2017Mercedes-BenzC43 AMGAWD3.0LV6Front Left

* 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:

0003572000A0003572000

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