What size are the lug nuts on a 2017 Toyota Tundra?
The lug nuts on a 2017 Toyota Tundra are M12 x 1.5 with a 21 mm hex, using a conical (60-degree) seat, and they fit the truck’s 6-lug, 139.7 mm bolt pattern.
This article provides a concise overview of the nominal lug nut size and related specifications, and explains what to check if you replace lug nuts or wheels to ensure a proper fit and safe operation.
Core specifications of the factory lug nuts
Below are the key specifications for the OEM lug nuts that come with the 2017 Tundra, important for matching wheels and when shopping for replacements.
- Thread size and pitch: M12 x 1.5
- Seat type: Conical (60-degree) seat
- Hex size for installation/removal: 21 mm
- Number of lug nuts per wheel: 6
- Wheel bolt pattern: 6 x 139.7 mm (6 lugs, 5.5 inches apart)
Understanding these specs helps ensure you select compatible replacement lug nuts for OEM wheels or aftermarket wheels that maintain proper centering and safe torque performance.
What to check when replacing lug nuts or wheels
If you’re buying replacement lug nuts or swapping wheels, verify that every component matches the Tundra’s specifications and your wheels’ requirements.
- Thread size and pitch match M12 x 1.5 for every lug nut
- Seat type matches the wheel’s hole interface (typically 60-degree conical for OEM wheels)
- Hex size matches the wrench/socket you’ll use (commonly 21 mm for these trucks)
- Wheel bolt pattern compatibility (6x139.7 mm) and appropriate torque specification per the owner manual
Always consult the vehicle’s owner’s manual or a dealership if you’re unsure, and ensure the lug nuts are tightened to the manufacturer’s recommended torque to avoid runout or loosening.
Summary
For the 2017 Toyota Tundra, the standard lug nuts are M12 x 1.5 with a 60-degree conical seat, used on a 6-lug, 139.7 mm bolt pattern, and typically require a 21 mm hex socket. Confirm wheel compatibility when using aftermarket parts and follow OEM torque specs for safe operation.
