The official Pokémon website has announced the code to unlock the Summer Deerling C-Gear skin at the Pokémon Global Link for the International regions of the weorld. The C-Gear skin automatically unlocked in Japan earlier in the week. Our C-Gear Skin page has been updated with the latest information. Below is the press release from the official Pokémon website.

Press Release

Use a special password and get the Summer Deerling C-Gear skin at the Pokémon Global Link!

As the leaves begin to turn and the chill autumn air starts sweeping in, there's one Pokémon that keeps the memory of summer alive: Deerling! Starting now, you can get a Summer Deerling C-Gear skin for your Pokémon Black Version or Pokémon White Version game! All you need to do is enter the following password at the Pokémon Global Link. Then, use Game Sync to add it to your game. This is the second Deerling C-Gear skin in the series, so check back over the next couple of months to get the remaining skins and complete your collection!

The password is: PB52XQ2H

After you enter the password and use Game Sync in your Pokémon Black Version or Pokémon White Version game, you'll see Deerling’s Summer Form on your C-Gear!

Don't wait to get the Summer Deerling C-Gear skin—it'll be available for only a limited time!

Source: http://www.pokemon.com/us/news/pgl_deerling_summer-2011-10-06/