JetStream Bar Dimensions Dave Dezellem Updated January 17, 2018 21:20 Follow JetStream Bar Need additional support? Contact us here, or by phone at 888-925-4621 M-F from 7 to 4 PT Related articles CrossBar Weight Limits CrossBar Options CoreBar Bar Dimensions? What Length Crossbar do I need, and how much can I carry? The CrossBars that Yakima recommended for my vehicle seem really long. Can I cut them down to length? Comments 0 comments Please sign in to leave a comment.