What size are the lug nuts on a mk2 mr2?
The Mk2 MR2 (SW20) typically uses five lug nuts per wheel on a 5x114.3 mm bolt pattern, with metric M12 x 1.5 threads and a 60-degree conical seat.
Core specifications to know
These are the core specs to confirm when selecting lug nuts for the Mk2 MR2.
- Bolt pattern: 5 x 114.3 mm (5x114.3)
- Thread size: M12 x 1.5
- Seat type: 60-degree conical (cone) seat
- Number of studs: five per wheel
Note: Aftermarket wheels may use different seat types or require different lug nut shapes. Always verify with the wheel manufacturer or a trusted parts retailer.
How to verify your exact setup
To ensure you have the right lug nuts for your exact wheels, consider the following steps.
- Consult the vehicle’s manual or Toyota’s official specs for the lug pattern and thread size.
- Inspect the existing lug nuts for markings (such as M12 x 1.5) and measure with calipers if unsure.
- Check the wheel manufacturer’s documentation for the required seat type (cone/ball/flat) and lug nut dimensions for your wheels.
- When in doubt, bring a wheel and lug nut sample to a professional or parts retailer to confirm compatibility before reassembly and driving.
Adhering to these steps helps ensure proper seating, safe torque application, and reduced risk of cross-threading or damage.
Summary
In short, the Mk2 MR2 commonly relies on a 5x114.3 bolt pattern with M12 x 1.5 lug nuts and a 60-degree conical seat. Always verify your exact wheel specifications—especially if you’re using aftermarket wheels—and consult the vehicle manual or wheel manufacturer for precise compatibility.
