Porsche Locking Bolt – 911/915 Transmission (1972–1986) 915-301-126-00-OEM | OEM Gearbox Fastener

Maintain the precision and performance of your Porsche gearbox with the Porsche Locking Bolt (915-301-126-00). Designed for 911 and 915 transmissions manufactured between 1972 and 1986, this OEM-grade fastener ensures secure alignment and stability of key transmission components. Crafted from high-strength steel and coated for corrosion resistance, it delivers long-lasting reliability and exact fitment.

Essential for gearbox rebuilds, restorations, or routine maintenance, this locking bolt meets Porsche’s factory specifications for strength, torque accuracy, and durability—helping preserve the legendary performance of your 911 drivetrain.

Key Features

• OEM Porsche Engineering – Designed to meet factory standards for precision and strength

• Secures Transmission Components – Prevents unwanted movement, vibration, and gear misalignment

• High-Strength Construction – Made from hardened steel to endure torque, heat, and vibration

• Corrosion Resistant Finish – Protected for long service life in performance applications

• Direct Fit for Porsche 911 (1972–1986) – Compatible with 915 transmission assemblies

• Essential for Rebuilds and Repairs – Recommended replacement during gearbox overhauls or restoration projects

• Tested for Performance and Safety – Ensures consistent torque retention and mechanical reliability under high load

Frequently Asked Questions (FAQ)

1. What is the function of the Porsche Locking Bolt (915-301-126-00)?
It secures specific transmission components in the Porsche 915 gearbox, maintaining correct alignment and preventing gear movement under load.

2. Which Porsche models use this locking bolt?
It is used in Porsche 911 models equipped with the 915 manual transmission produced between 1972 and 1986.

3. Is this an OEM-quality component?
Yes, this bolt is an OEM-grade part that meets Porsche’s exact standards for precision, strength, and fitment.

4. When should I replace the locking bolt?
Replace it during transmission rebuilds, servicing, or any time the bolt shows wear, corrosion, or loss of torque retention.

5. Can I reuse the original locking bolt?
Reusing old bolts is not recommended, as previous torque cycles can reduce clamping strength and compromise safety.