The BMW Part Hex Bolt 7119905524 is a seemingly small but crucial component in the intricate assembly of BMW vehicles. Hex bolts are fundamental to the structural integrity and performance of numerous BMW models, ensuring various parts are securely fastened. In this article, we will explore the specific applications and significance of the Hex Bolt 7119905524 in BMW engineering, its material and design considerations, and best practices for maintenance and replacement to uphold the vehicle’s optimal performance and safety standards.
The BMW Part Hex Bolt 7119905524, also known as the Roof Luggage Carrier Side Rail Bolt, has the following specifications:
Dimensions: M6x12 mm
Material: High-strength steel (Grade 8.8)
Compatibility: Fits various BMW models from 1956 to 2020, including but not limited to:
1988-2018 BMW M3
1996-2013 BMW 328i
2000-2018 BMW X5
2004-2017 BMW X3
2008-2013 BMW 135i
1967-1971 BMW 1602
1969-1970 BMW 2500
1969-1971 BMW 2800CS
This bolt is used in various applications such as the roof rail and luggage carrier side rail. It is a direct replacement for part numbers 07-11-9-913-442, 07-11-9-913-439, 07-11-9-913-014, 07-11-9-919-463, 07-11-9-904-094, and 07-11-9-913-441.
The BMW Part Hex Bolt 7119905524, also known as the Roof Luggage Carrier Side Rail Bolt, is used in various components of a BMW vehicle. It secures the roof rails and luggage carriers, ensuring they remain firmly attached to the vehicle. This bolt is also used in the ABS modulator, contributing to the vehicle’s braking system stability.
Additionally, it serves as an adapter bolt in different areas, providing structural support and maintaining the alignment of various parts.
Maintaining the integrity of these components is crucial for the overall safety and performance of the vehicle. The hex bolt ensures that the roof rails and luggage carriers do not detach while driving, preventing potential accidents and damage. In the braking system, it helps maintain the correct positioning of the ABS modulator, ensuring effective braking performance and vehicle stability.
By securing various parts and maintaining alignment, the hex bolt plays a vital role in preserving the structural integrity of the vehicle.
Hex key (appropriate size for the bolt)
Torque wrench
Safety gloves
Safety goggles
Vehicle owner’s manual
Ensure the vehicle is parked on a flat surface and the parking brake is engaged.
Wear safety gloves and goggles to protect your hands and eyes.
Avoid breathing exhaust fumes; work in a well-ventilated area.
Do not idle the engine unless necessary.
Locate the bolt position on the vehicle (refer to the owner’s manual if needed).
Insert the hex key into the bolt head and turn counterclockwise to loosen.
Once loose, remove the bolt by hand.
Align the new bolt with the hole and insert it by hand.
Use the hex key to turn the bolt clockwise and tighten it.
Use the torque wrench to tighten the bolt to the manufacturer’s specified torque.
Ensure the bolt is securely tightened and there is no movement.
Double-check the surrounding area for any tools or parts left behind.
Test the installed bolt by gently applying pressure to ensure it holds firmly.
Regular Inspection: Check the hex bolt for any signs of wear, corrosion, or damage during routine maintenance.
Proper Torque: Ensure the bolt is torqued to the manufacturer’s specified torque settings to avoid over-tightening or under-tightening.
Lubrication: Apply a suitable anti-seize lubricant to the threads to prevent seizing and make future removal easier.
Cleanliness: Keep the bolt and surrounding area clean from dirt, debris, and moisture to prevent corrosion.
Replacement: Replace the bolt if it shows any signs of damage or excessive wear to maintain vehicle safety and performance.
Storage: Store the bolt in a dry, cool place if removed for any reason to prevent rust and damage.
Loose or Missing Bolt: Check if the bolt is properly tightened. If it’s loose, use the appropriate tool to tighten it. If it’s missing, replace it with a new genuine BMW hex bolt (part #07119905524).
Corrosion or Rust: Inspect the bolt for any signs of corrosion or rust.
Clean the affected area with a rust remover or a wire brush. Apply a rust inhibitor to prevent future corrosion.
Damaged Threads: If the threads on the bolt or the receiving part are damaged, the bolt may not secure properly. Replace the damaged bolt and, if necessary, repair or replace the part with damaged threads.
Incorrect Bolt Size: Ensure that the bolt size matches the specifications for your vehicle.
Using an incorrect bolt size can lead to improper fitment and potential damage. Refer to the vehicle manual or consult a professional mechanic.
Wear and Tear: Over time, bolts can wear out due to regular use. Inspect the bolt for any signs of wear and replace it if necessary.
Improper Installation: Ensure that the bolt is installed correctly and in the right position.
Refer to the vehicle manual or seek professional assistance if unsure.
Material Defect: In rare cases, the bolt itself may have a material defect. Contact the manufacturer or supplier for a replacement under warranty.
Over-tightening: Avoid over-tightening the bolt as it can cause damage to the threads or the part it is securing. Use the appropriate torque specifications for your vehicle.
Environmental Factors: Exposure to extreme temperatures, moisture, or chemicals can affect the bolt’s integrity.
Ensure the bolt is suitable for the environmental conditions it will be exposed to.
Compatibility Issues: Verify that the bolt is compatible with the specific model and year of your BMW. Using incompatible parts can lead to issues.
By addressing these common issues, you can ensure the proper functioning and longevity of the hex bolt in your BMW.
The BMW Part Hex Bolt 7119905524 is a crucial component in maintaining the structural integrity and performance of various BMW models. Its significance lies in securing roof rails and luggage carriers, ensuring they remain firmly attached to the vehicle. Additionally, it plays a vital role in the braking system by maintaining the correct positioning of the ABS modulator.
To ensure optimal performance and safety standards, regular inspection, proper torque, lubrication, cleanliness, replacement, and storage are essential. It is also crucial to address common issues such as:
By following the guidelines outlined in this article, you can maintain the integrity of your BMW’s components and ensure a safe and enjoyable driving experience. Regular maintenance and replacement of the hex bolt will help prevent potential accidents and damage to your vehicle.
