rawr is right. If you want to stick with non-cutom (stock) ROMs, 2.17 Sprint ROM is probably your best options. In actuality, you absolutely 'want' to upgrade your 2.09 ROM to 2.17. there is a sticky in this forum regarding the new 2.17 ROM and its benefits...you may want to read up on that. The thread is:
http://forum.ppcgeeks.com/showthread.php?t=12675
Hope that helps.