Yes all 4 wires are attached to the mounting cradle where the old battery would lock in place old battery has no wires comming from it , thick black wire thin white wire thin blue wire thick red wire . The replacement batterey also has a cradle that the battery locks in place but that cradle only has a thick red and thick black wire comming from it .I still can’t see how to load images Evan with your step by step instructions,I’m still trying