OE Quality
60-Day Returns

GKN Loebro 305997 CV Axle Assembly - Rear Right
Overview of GKN Loebro CV Axle Assembly 305997
The GKN Loebro CV Axle Assembly 305997 is engineered for reliable driveline performance in BMW X3 and X4 models. Designed with precision, this CV axle assembly ensures smooth power transfer and durability under various driving conditions.
- Compressed length: 32.481 inches for exact fitment
- Inboard spline quantity: 27 splines for secure connection
- Outboard spline quantity: 30 splines for optimal torque transfer
- Includes axle nut with M27x1.5 thread size
- Both inboard and outboard joints are plunging joint VL type for enhanced flexibility
Technical Details and Specifications
This CV axle assembly features a compressed length of 32.481 inches, ensuring compatibility with the specified BMW X3 and X4 models. The inboard joint and outboard joint both utilize plunging joint VL technology, which allows for axial movement and helps accommodate suspension travel and steering angles. The spline counts—27 on the inboard side and 30 on the outboard—are designed to match the factory specifications for secure and efficient power transmission. The included axle nut with an M27x1.5 thread size simplifies installation and ensures proper fastening.
Compatible Vehicles and Applications
This GKN Loebro CV Axle Assembly 305997 is compatible with the following BMW models:
- BMW X3
- BMW X4
It is specifically designed to replace worn or damaged CV axle assemblies in these vehicles, restoring driveline integrity and performance.
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 axle imbalance or joint wear
- Prevents grease leakage from torn CV boots
- Restores smooth power delivery to the wheels
- Corrects axle play or looseness affecting vehicle handling
Installation Notes and Tips
When installing the GKN Loebro CV Axle Assembly 305997, ensure the following:
- Verify the compressed length matches the vehicle’s specifications
- Use the included axle nut with M27x1.5 thread size to secure the assembly
- Inspect surrounding suspension components for wear or damage
- Torque the axle nut to manufacturer specifications to avoid premature joint failure
- Check for proper seating of the splines on both inboard and outboard ends
Quality Assurance and Warranty
GKN Loebro manufactures this CV axle assembly to meet OEM standards for fit, form, and function. The part number 305997 undergoes rigorous quality control to ensure durability and performance. While specific warranty details may vary, GKN Loebro typically offers coverage against defects in materials and workmanship, providing confidence in the product’s reliability for BMW X3 and X4 owners.
| Brand | GKN Loebro |
| Part Number | 305997 |
| Axle Nut Included | Yes |
| Axle Nut Thread Size | M27x1.5 |
| Compressed Length | 32.481 |
| Inboard Joint Type | Plunging Joint VL |
| Inboard Spline Quantity | 27 |
| Outboard Joint Type | Plunging Joint VL |
| Outboard Spline Quantity | 30 |
This part fits 12 vehicles. Search below:
| Year | Make | Model | Drive Type | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|---|
| 2018 | BMW | X4 | AWD | 2.0L | L4 | Rear Right | ||
| 2017 | BMW | X3 | RWD | 2.0L | L4 | Rear Right | CV Axle Assembly with 28mm diameter is compatible with ACES. | |
| 2017 | BMW | X3 | AWD | 2.0L | L4 | Rear Right | CV Axle Assembly with 28mm diameter is compatible with ACES. | |
| 2017 | BMW | X4 | 2.0L | L4 | Rear Right | CV Axle Assembly fitment note: 28mm. | ||
| 2016 | BMW | X3 | 2.0L | L4 | GAS | Rear Right | ||
| 2016 | BMW | X4 | 2.0L | L4 | Rear Right | |||
| 2015 | BMW | X3 | RWD | 2.0L | L4 | Rear Right | ||
| 2015 | BMW | X3 | AWD | 2.0L | L4 | Rear Right | ||
| 2015 | BMW | X4 | AWD | 3.0L | L6 | Rear Right | ||
| 2015 | BMW | X4 | AWD | 2.0L | L4 | Rear Right | ||
| 2014 | BMW | X3 | AWD | 2.0L | L4 | Rear Right | ||
| 2013 | BMW | X3 | AWD | 2.0L | L4 | Rear 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.