The lug nuts on a 2002 Toyota Tacoma are M12 x 1.50 with a 19 mm (3/4 inch) hex head, designed for a 6-lug, 139.7 mm (5.5 inch) bolt pattern and a conical seating surface.
This article provides the core sizing details you’ll need for inspection, replacement, or maintenance, while noting that aftermarket wheels or trims can introduce variations. Below you'll find the primary specifications and practical guidance to ensure safe wheel changes.
Technical specifications
The following items cover the essential sizing details you will encounter when removing or installing wheels on a 2002 Tacoma.
- Thread size and pitch: M12 x 1.50 (12 mm diameter, 1.50 mm thread pitch).
- Wheel stud size: 12 mm diameter studs that the lug nuts thread onto.
- Nut seat type: Conical (60-degree) seating to match common wheels.
- Nut hex size: 19 mm (approximately 3/4 inch) socket or lug wrench.
- Bolt pattern: 6 x 139.7 mm (6 on a 5.5 inch circle).
These specs apply to most factory configurations of the 2002 Tacoma; if you have aftermarket wheels or different brake components, verify with the wheel manufacturer or a qualified technician.
Torque and maintenance
Proper torque is essential for wheel safety and to prevent damage to studs or wheels. For most 2002 Tacomas, the recommended lug-nut torque is about 80 ft-lbs (108 Nm). Always confirm the exact value for your vehicle from the owner’s manual, a service manual, or the door jamb/engine bay sticker, especially if you have aftermarket wheels or altered hardware.
- Typical torque: around 80 ft-lbs (108 Nm).
- Re-torque guidance: recheck torque after installing wheels and again after driving a short distance (per manual guidance, often after the first 50–100 miles or 80–160 km).
Following the manufacturer’s torque specifications helps ensure wheel security and avoids damage to studs or wheels.
Summary
In summary, the 2002 Toyota Tacoma uses M12 x 1.50 lug nuts with a 19 mm hex, on a 6x139.7 mm bolt pattern with a conical seating surface. Typical torque is around 80 ft-lbs (108 Nm), but always verify against your specific vehicle’s manual or sticker, especially if you’ve changed wheels or hardware.
What is the most reliable engine in a Toyota Tacoma?
The 2015 Toyota Tacoma offers the most reliable 1GR-FE engine of its entire generation. We mentioned how the engine continued to be offered in the 4Runner for even longer, but this was the last Tacoma model year to offer the 4.0L V6 before it was replaced with a 3.5L V6.
What size socket fits Tacoma lug nuts?
The M14x1. 5 thread size is specifically designed to fit a wide range of vehicles, including your Tacoma, ensuring compatibility and ease of installation.
Are all lug nuts 21mm?
The three most common hex sizes for lug nuts are 17 mm, 19 mm, and 21 mm, while 22 mm, 23 mm, 11⁄16 inch (17.5 mm), and 13⁄16 inch (20.6 mm) are less commonly used.
What size are the lug nuts on a Tacoma OEM?
These lug nuts feature an OEM design, ensuring they seamlessly blend with your vehicle's aesthetics. Complete Upgrade. The kit includes a set of 24-lug nuts, providing you with everything needed for a complete upgrade. With an M12mm x 1.5 thread size, they are compatible with your Tacoma's wheel configuration.