brakes
Porsche 991 Front Brake Caliper Bolt Part Number Explained
Overview
The front brake caliper bolts on a Porsche 991 are critical for ensuring proper brake performance and safety. Knowing the correct part number is essential for any repair or maintenance job involving the brake system.
Technical Details
The part number for the front brake caliper bolt on the Porsche 991 is typically 991.351.575.01. These bolts are designed to withstand high stresses and provide secure fastening to the caliper assembly. The specifications include a high-tensile strength and a corrosion-resistant finish to ensure long-lasting performance under harsh driving conditions.
Tools & Parts
- Torque wrench
- Socket set (specific size to fit caliper bolts)
- Brake cleaner
- Replacement caliper bolts (part number: 991.351.575.01)
Common Issues
- Corrosion or wear on old bolts leading to brake failure
- Incorrectly torqued bolts causing caliper misalignment
- Difficulty in removing old bolts without damaging caliper threads
Steps
- Ensure the vehicle is securely lifted and supported.
- Remove the wheel to access the front brakes.
- Carefully unbolt the brake caliper from the mounting bracket.
- Inspect the old bolts for wear and replace with the new bolts (991.351.575.01).
- Torque the new bolts to the manufacturer's specifications to ensure safe operation.
- Reattach the brake caliper and wheel, then lower the vehicle.
FAQ
Frequently Asked Questions.
Why is it important to replace caliper bolts?+
Caliper bolts ensure the brake calipers stay securely mounted; worn or damaged bolts can lead to brake failure.
How often should I inspect my brake components?+
It's recommended to inspect brake components at least once a year or every 12,000 miles to ensure safety.
Can I use aftermarket caliper bolts?+
While aftermarket bolts may fit, it's best to use OEM parts like the 991.351.575.01 for guaranteed performance and safety.
Need This Done Right?
Bring your Porsche to Blamm Motorwerks in Laguna Beach — independent Porsche specialists with factory-grade tooling and real expertise.