This is the one the spec for the 1500
Those dimensions don't seem like they'll fit.rgbeard wrote:This is the one the spec for the 1500
4 1/2"x4 1/2"x4 1/16"
I ride a 1500... and I have one of these: http://cyclemax.com/inc/sdetail/4102/20387I have a 2006 1800 with the original battery and am looking to replace it. I'm wondering what people are buying and what kind of luck you've had.