Nitro Gear has this on a few forums but thought it was still worth sharing -
http:// https://nitrogearaxle.wordpress.com/2016/03/02/nitro-big-dog-burban-part-1/
http:// https://nitrogearaxle.wordpress.com/2016/04/08/big-dog-burban-part-2/
http:// https://nitrogearaxle.wordpress.com/2016/03/02/nitro-big-dog-burban-part-1/
http:// https://nitrogearaxle.wordpress.com/2016/04/08/big-dog-burban-part-2/