RZR S 900 Accessory block wire size? May 9, 2015 What gauge wire are you guys using to power your accessory block? Was thinking about 8 gauge wire and fuse for power and same for the ground back to the battery. Is it necessary to ground back to the battery or just the frame? Thanks Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related