send it back if your not happy TW is one of the easiest online retailers to deal with you wont have to pay nothing just fill out the paper work state your reason for the exchange in this case you ordered the wrong size and place the return label on box send it back... send it... don't be stuck with a reel your not happy with I personally would not be happy with a 4000 size reel I have owned a couple of abu Garcia spinning reels and the 30 is the highest your gonna want to go in fresh water even the size 20 size is a perfect size the I have owned both the 20 and the 30 sizes I prefer the 20 but the 30 is extremely comfortable. When you return it you get your return swiftly no questions asked you don't even have to call unless your like me. I bug a lot but wait a couple of days for them to get it and ask for an email verification if you so desire. TW is the bestes.