Well this group is for Vulcan 700/750 owners. The Vulcan Vaquero is a totally different model, the only thing that’s similar is that it’s V Twin and has two wheels.
There is however a forum that includes your model here:
A forum community dedicated to Kawasaki Vulcan 750 motorcycle owners and enthusiasts. Come join the discussion about performance, modifications, classifieds, troubleshooting, maintenance, reviews, and more! (219 Characters)