February 26, 20197 yr Moderators NASCAR Cup and Xfinity teams will see new left and right-side tire combinations in this weekend’s races at Las Vegas Motor Speedway.Sunday’s Cup race will also feature the use of all elements of the new aero package. The aero package debuted last weekend in Atlanta but did employ front air ducts, like will be used at Las Vegas.“Since the track surface at Las Vegas has proven over the ...Keep reading View the full article
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