The 2011 KTM Dukes are technically the same as 2010 versions, but the bikes got new painting jobs. Orange transformed to black, gold and white.
Look these photos, these guys at KTM are crazy.
2011 KTM 990 Super Duke:
2011 KTM 690 Duke:
For more information, follow these links:
2011 KTM 990 Super Duke spec and photos
2011 KTM 690 Duke specification and photos