May 18, 2017 · Lug nut torque Since these answers show up no matter what Chevy you ask the specs for, the Lug Nut torque is listed in the owner's manual. For example: My search for Wheel nut torque for 2007 Impala came up with various opinions expressed about various models, from 100 - 140 ft lbs.
Torque Tight is a lug nut indicator that is placed on the lug nut after the wheel was properly installed and the lug nuts were torque to the proper specification. Torque Tight will then move with the lug nut or wheel fastener to show a driver at a quick glance that something is not right.
I torque my truck and trailer lug nuts to 110 pounds. Both use aluminum wheels. Been doing that for a couple decades. Trailer studs are 1/2"-20 and my current truck studs are 14mm (just over 1/2").
I used to to torque my Stock 20's at 110 ft lbs and had no issues. I just got the Dick Cepek DC-1 Rims and torqued the lug nuts to 110 ft lbs and put maybe 75 miles on them and had my drivers rear wheel make alot of noise - 4 out of 5 lug nuts where loose on the one wheel and on the other 3 wheels one or two of the lugs nuts were loose as well.
Lug Nut Torque. Lug Nut Size. 2004. 83 lbf-ft / 112 N-m. M12 x 1.50 , 21mm socket. 2005. 83 lbf-ft / 112 N-m. M12 x 1.50 , 21mm socket. 2006.
As Savage mentioned, the torque specs are related to stud hardness and the diameter. It isn't because we are in the year 2015 (the future) and cars in the old days were less torqued. It almost sounds like I am reading that some people think it's some new industry standard set out by GM that we should all of a sudden run the lug nuts tighter.
I'm searching and can only find the wheel size/offset info on our cars. I need to know what are the torque numbers for tightening lug nuts for a 2008 MazdaSpeed3 and a 2005 Mazda 3s. I've even googled it.... perhaps I've overlooked it, but someone who knows the torque specs, please help me...
What's the torque spec for the lug nuts on a GM 10-bolt front and on a GM 14-bold rear semi floater (9.5" ring gear?) with 8 lugs each? Discount tire prints out 80 ft/lbs, that seems a bit low? 1985 Suburban, C20 with 4WD and 700R4, J-code engine, lifted, flowmaster mufflers, manual TCC lockup, manual high idle and cold advance, new injectors ...