Left hand lug nuts are back, baby!

72blu,
Post #20. Uh.....
The car needs nuts/bolts to hold the wheels on, the size will be the same for 4 wheels. How much extra do you think it will cost to make half of them RH thread & half of them LH? A few cents per car?
A loooooooooooooooooooooooooooooooot less than adding GPS/governor locks, breathaliser i'lock, distance sensors.
The point that you keep failing to get is that LH wheel studs was a safety device that had notionally zero cost. It has always surprised me that more companies did not adopt it. You seem to think nobody can make a mistake & not torque wheel nuts properly. Well they can & they have. A LH wheel that had has it's LH nuts tightened, say beyond finger tight, but not up to spec could quite well never come loose. Job done, LH threads. A LH wheel with RH threads with insufficiently tightened nuts will almost certainly come loose. And while astute drivers like the hobbyists that frequent forums like this might feel a wheel wobble or vibration of a loosening wheel, Grandma might not...