1. Product Overview
The Westfalia Detachable Towbar provides a flexible transport solution for vehicles requiring occasional towing capabilities. This towbar is designed to be discreet, becoming nearly invisible when the towball is detached. It is suitable for use with bike carriers, horse trailers, and caravans. Professional installation is recommended for this product.
2. Installation Instructions
It is strongly recommended that this towbar be installed by a qualified professional to ensure correct fitment and safe operation. Incorrect installation can lead to product failure and safety hazards.
2.1 Compatible Vehicle Models
- BMW X1 (E84) models manufactured between October 2009 and October 2015.
- Includes models with M Sport Package and xDrive.
- Excludes vehicles equipped with a factory-installed BMW bike carrier.
2.2 Bumper Modification
No bumper cut or modification is required for the installation of this towbar system.
2.3 Towbar Components

Figure 1: Illustration of the Westfalia detachable towbar system, showing the main beam and the two detachable towball receivers. This image provides a visual reference for the primary components before installation.
The towbar system utilizes the A40 V coupling system, designed for secure and reliable attachment. The package includes the towbar components; the wiring harness is sold separately and is essential for trailer lighting and electrical functions.
3. Operation
This section outlines the general procedures for attaching and detaching the towball, as well as common applications for the Westfalia detachable towbar.
3.1 Attaching the Towball
- Ensure the towbar receiver is clean and free from debris.
- Insert the towball into the receiver mechanism.
- Follow the specific locking procedure for the A40 V system, typically involving a key and a locking lever, until an audible click confirms it is securely engaged.
- Verify the towball is firmly attached by attempting to pull it out without unlocking.
3.2 Detaching the Towball
- Ensure no trailer or accessory is attached to the towball.
- Unlock the mechanism using the provided key.
- Follow the specific release procedure for the A40 V system, typically involving rotating a knob or lever.
- Remove the towball from the receiver. Store the towball in a clean, dry place, preferably in its protective bag.
3.3 Usage Examples
The detachable towbar is versatile for various transport needs.

Figure 2: The towbar supports bike carriers, offering a secure way to transport bicycles for leisure activities.

Figure 3: Cargo carriers can be mounted on the towbar, providing additional storage space for luggage or equipment.

Figure 4: The towbar is suitable for towing horse trailers, facilitating the transport of livestock.

Figure 5: Utility trailers can be towed for various purposes, such as moving goods or garden waste.
4. Maintenance
Regular maintenance ensures the longevity and safe operation of your Westfalia detachable towbar.
- Cleaning: Keep the towbar receiver and towball clean from dirt, rust, and road salt. Use a mild detergent and water, then dry thoroughly.
- Lubrication: Periodically apply a suitable grease or lubricant to the moving parts of the locking mechanism and the towball shaft to ensure smooth operation and prevent corrosion.
- Inspection: Before each use, visually inspect the towbar for any signs of damage, wear, or corrosion. Check that all bolts are tight and the locking mechanism functions correctly.
- Storage: When the towball is detached, store it in a dry, protected environment, ideally in its original protective bag, to prevent damage and contamination.
5. Troubleshooting
This section addresses common issues you might encounter with your detachable towbar.
- Towball difficult to attach/detach: Ensure the mechanism is clean and lubricated. Check for any obstructions or damage. Do not force the mechanism.
- Towball not locking securely: Verify that the towball is fully inserted and aligned correctly. Ensure the locking mechanism is free from debris and operating smoothly. If the issue persists, do not use the towbar and consult a professional.
- Unusual noises during towing: Stop immediately and inspect the towbar, trailer coupling, and load. Ensure all connections are secure and within specified limits.
For any persistent issues or concerns regarding the towbar's function or safety, contact a certified Westfalia service center or a professional automotive technician.
6. Technical Specifications
| Specification | Value |
|---|---|
| Manufacturer | Westfalia-Automotive |
| Brand | Westfalia |
| Model Number | 303394600001 |
| Towbar Type | Detachable |
| Max Towing Capacity | 2000 kg (4409 lbs) |
| Max Nose Load | 80 kg |
| Bumper Cut Required | None |
| Coupling System | A40 V |
| Material | Iron |
| Finish Type | Powder Coating |
| Product Weight | 18.5 Kilograms |
| Product Dimensions (L x W x H) | 115 x 10 x 20 cm |
| Vehicle Service Type | Car |
| Fitment Type | Vehicle Specific Fit |
| CE Marking | Approved for use across Europe without additional vehicle document registration. |
7. Warranty and Support
Westfalia-Automotive products are manufactured in Germany and are developed in collaboration with vehicle manufacturers to ensure OEM quality and precise fitment. This commitment to quality ensures reliability and durability.
For specific warranty information, technical assistance, or support, please refer to the documentation provided with your purchase or contact Westfalia-Automotive directly through their official website or customer service channels.





