How much lift can you get from stock torsion keys?
1.5″
The general consensus is that you can get 1.5″ through the torsion bars lift with stock keys safely on a stock truck. If your torsion bars are not really saggy you could probably get upwards of 2.5″ total by maxing out the screws, but your CV axles will be binding and you will break stuff very quickly.
How much do torsion keys lift a truck?
We designed our keys to mimic the factory keys in shape and function but changed – in degrees – the hexagon hole in the key enough to where it can provide a maximum of 2.5 inches of torsion lift with the torsion key remaining in the stock position inside of the cross member.
Do GM torsion bars wear out?
Torsion bar suspension is used because it is cheap and durable, but it can still go bad. Most often torsion bars are damaged through impacts on the undercarriage or through rust.
What happens if you max out your torsion keys?
Registered. u will know after driving it that they are maxed. Your azz will hurt and your head will ache from the rough ride.
Is it safe to crank up torsion bars?
You can crank the torsion bars a few turns and it will help. If you go all the way it will really cause wear on the ball joints and hubs. But a few cranks are ok.
When did Chevy stop using torsion bars?
(The torsion bars added to GM light-duty four-wheel drive trucks in 1988 were dropped beginning with the 2007 model year.)
How do you know when torsion bars need to be replaced?
Rust patches will feel gritty like a scab. If rust is present, then the torsion bar must be replaced. Also feel the bolts that secure each end for rust. If the bolts are rusted, then it is guaranteed that the rust has spread to the torsion bar bolt holes.
How do you tell if your torsion keys are turned up?
Registered. Look under the truck, where the torsion bar attaches to the crossmember, see if the bolts are all the way in (where the bolt head almost touches the brace). If that is the case then your torsion bars are cranked..