Quote:
Originally Posted by X25
The official numbers are always based on the base model with no optional hardware or trim level. ZL1 is considered a model, so we have an official curb weight for its base model. 1LE, for instance, is just a package, so we have no official curb weight or EPA fuel consumption numbers for it. With its short gearing it would suffer from fuel consumption, but GM doesn't need to announce, and can actually use SS base model's better fuel consumption numbers in its window sticker due to 1LE just being a package. These rules are meant to make life a bit less complex and easier for the manufacturers, but they also cause these 'little' side effects : )
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OK, but if the official weight is based on the base model (lightest configuration?), then how can someone's car (with gas) weigh less??