Boot into recovery mode and then copy and paste this into the command prompt. To root and to learn how to go into recovery mode go
here. It's a very easy guide on how to do this. Make sure to thank the author of the thread.
adb-windows.exe shell
mount /dev/block/mtdblock4 /system
cd /system/app
rm amazonmp3.apk
rm Sprint_App_Updater.apk
rm Sprint_NASCAR.apk
rm Sprint_Navigation.apk
rm Sprint_NFL.apk
rm Sprint_Promotion.apk
rm Sprint_Qik.apk
rm Sprint_TV.apk
rm SprintTVWidget.apk
This will remove the Sprint apps that most of you don't want.