M12 x 1.25 L40 Style Extended Lug Nuts with Locks - Aluminum
M12 x 1.25 L40 Style Extended Lug Nuts with Locks β Aluminum
Lightweight aluminum lug nuts with integrated lock design in M12 x 1.25 L40 fitment. Extended length accommodates thicker wheel spacers and aftermarket wheels without compromising thread engagement. Aluminum construction reduces unsprung weight while maintaining secure clamping force.
Key Features
- Integrated Lock Mechanism - Prevents wheel creep and loosening from vibration without secondary hardware.
- Extended Length Profile - L40 dimension handles spacers and deep-dish wheels that standard nuts won't accommodate.
- Aluminum Material - Lighter than steel equivalents, reduces rotating mass without sacrificing strength.
Specs
- Size: M12 x 1.25 L40
- Material: Aluminum
- Feature: Integrated lock design
What's Included
- M12 x 1.25 L40 extended lug nuts with locks (set quantity not specified β confirm before ordering)
Frequently Asked Questions
Do these lock nuts need to be torqued to a specific value?
Refer to your vehicle's service manual for the correct torque specification for M12 fasteners. The lock design engages during normal tightening β no special procedure required.
Will these work with my aftermarket wheels and spacers?
L40 length is designed for extended applications like thick spacers and deep-dish wheels. Measure your hub surface to the wheel mounting face to confirm clearance before installation.
Can I use these as a direct replacement for my stock lug nuts?
Thread size and pitch are M12 x 1.25 β verify your vehicle uses this specification before purchase. If your factory nuts are a different size, these will not fit.
Full details on shipping times, returns, warranty and cancellations are on our policy page.
Market conditions after 2020 have changed the landscape of automotive parts. Although we stock thousands of items across multiple warehouses and distribution channels, back-orders are unavoidable in today's market. If you need a product quickly, email, message or call us to check availability so we can explore your options.
Email Sales@Speedzoneweb.com
Call 407-846-8430
Text 407-749-6314
Answers to common questions are on our FAQ page.
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