New to Entegra, and trying to understand differences between models (Cornerstone 45Z and Anthem/Aspie 44Z).<br/><br/>I've been on the Entegra website, and it's obvious that a Cornerstone is on a higher-end chassis with more HP, etc.<br/><br/>Looking at the Aspire vs Anthem though, the only difference I see is that the front axle of the Aspire is rated at 17,000 lbs and the Anthem is...