What tranny is this?

DarTT said
The one from AMD is $150.
http://www.autometaldirect.com/ShowItem/101002 67-74 A-Body Four Speed Shifter Tunnel.aspx

Though you may be able to find one on ebay.

Thanks friend, I found one for $135 on Ebay, it is an AMD. I ended up buying two 4 speeds, damn I am stupid sometimes. I got the second one pictured, and it's brother. Neither of which were on Springer. :D