MFG Ratings what are the limiting factors
I know this post will not change the MFG rating no matter what is stated that is not the point. The point is that there are many after market products out there and in the end they do not change what ...
Forum Discussion
john&bet wrote:Manufacturers are required to certify vehicle safety and emission performance to comply with many Federal requirements before they can be offered for sale.
I think it better to ask the engineers at the OEM manufactures.
Compliance tests are performed on a loaded vehicle. Marketing sets a target vehicle capability. Engineers design the vehicle to meet those criteria when possible, which establishes the GVWR and other ratings.
This is the weight at which they are tested.
Will the truck fall apart if you exceed ratings by 5#? No, but they have to draw a line somewhere.
If the user loads the vehicle beyond those certified ratings, then it will likely let the Manufacturer off the hook for certain warranty and liability situations.
(BTW, many years ago I was responsible for those certification labels that go on the door of US sold vehicles for one of the "Big 3" so I know a little about what is behind the numbers).
