What size are the lug nuts on a 2007 Chevy Trailblazer SS?
The stock lug nuts for a 2007 Chevy Trailblazer SS are M14x1.5 with a 22mm (about 7/8 inch) hex, used on the vehicle’s six-lug, 5.5-inch bolt pattern, tightened to roughly 140 ft-lbs of torque. If you’re using aftermarket wheels, sizes and seat types may differ and require verification.
Lug nut size and related specs
Understanding the key specs helps you source the right hardware and install wheels safely. The following details cover the typical factory configuration for the Trailblazer SS.
- Bolt pattern: 6x5.5 inches (six-lug pattern).
- Thread size: M14 x 1.5 (14mm diameter, 1.5mm thread pitch).
- Lug nut type: typically conical/acorn seat compatible with GM wheels.
- Hex size: 22mm (7/8 inch) socket required for removal and installation.
- Torque specification: about 140 ft-lbs (190 N·m) for stock wheels; verify with GM service data or aftermarket wheel manufacturer if using different wheels.
In short, these are the essential specs for stock Trailblazer SS wheels and lug nuts. Always confirm if you’re changing wheels to ensure compatibility and safety.
Additional considerations for wheels and fasteners
If you’re upgrading to aftermarket wheels or changing wheel sizes, lug nut dimensions and seat types can vary. Always check the wheel manufacturer’s requirements and verify the thread pitch, seat type, and hex size before purchasing replacements. Using the wrong hardware can lead to improper seating, runout, or lug failure under load.
Verification and safety tips
To stay safe and ensure proper performance, follow these steps when servicing or replacing wheels on the Trailblazer SS:
- Consult the vehicle’s owner manual or GM service data for the exact lug nut torque and seat type.
- Measure or confirm the bolt pattern and stud size if wheels are aftermarket.
- Ensure the lug nuts match the seat type of the wheels (conical vs. other seat profiles).
- Torque lug nuts to the specified value in a star pattern to ensure even seating.
- Re-torque after the first 50–100 miles of driving when installing new wheels.
Proper verification helps prevent wheel detachment or uneven wear and maintains safety on the road.
Summary
For a 2007 Chevy Trailblazer SS, stock lug nuts are M14x1.5 with a 22mm hex, fitting a 6x5.5-inch bolt pattern, and should be torqued to around 140 ft-lbs. If you’re using aftermarket wheels, always confirm the lug nut size, thread pitch, seat type, and torque with the wheel manufacturer or GM specifications. Regular checks and correct torquing are essential for wheel safety and performance.
What size socket does a Chevy lug nut take?
The most common Chevy lug nut socket size is 22mm (or 7/8"), especially for models like the Silverado 1500, Suburban, Tahoe, and Colorado. However, not all Chevy vehicles use the same size, as some may use 13/16", 1/2" (12.7mm), or other common sizes depending on the model and year.
Common socket sizes
- 22mm (7/8"): This is the most frequent size for many light-duty trucks and SUVs, including the Silverado 1500 and Suburban.
- 13/16": This is an equivalent size to 22mm and is often listed as the size to use.
- Other sizes: Depending on the model and year, some Chevy vehicles may use other sizes, such as 1/2" or M12 x 1.25 for smaller sedans or older models.
How to confirm the correct size
- Check your owner's manual: The manual will specify the correct lug nut socket size for your specific vehicle.
- Use a socket set with a 1/2-inch drive: This provides enough torque for most lug nuts, and a 1/2-inch drive socket allows you to tighten them with confidence.
- Try a 13/16" socket: This is an equivalent size to 22mm and is often listed as the size to use.
- Use a socket that can handle the torque: Use a high-quality socket that is designed to withstand the forces of tightening lug nuts to avoid damaging the nut or the socket.
- Avoid using cheap chrome sockets: Cheap sockets can crack or shatter under the stress of properly tightening lug nuts.
What's the rim bolt size for a 2006 SS Trailblazer?
6x127 bolt pattern. 20x8" gloss black Trailblazer SS replica rims. CHEVROLET TRAILBLAZER SS 2WD -AWD 2006 2009.
What size are the lug nuts on a 2007 Chevy Trailblazer?
Notes: Nut. 12mm x 1.50 Thread Size, 13/16" Hex, 1.5" Length.
What size are the lug nuts on a Chevy SS?
Dorman – Wheel Lug Nut: M14-1.50 Thread, Conical 60, Bulge, 0.807" L, Yellow; Zinc Plated (sold by each) (Part No. 611-110)
