iPhone 4 doc connector replacement price

Are you talking about this:

http://www.apple.com/shop/product/MD823AM/A/lightning-to-30-pin-adapter?fnode=97 &fs=f%3Dadapter%26fh%3D458e%252B45b0

If so, you should be able to navigate to your country's Apple online store by clicking on "IPhone" above, then on "Accessories".

Hi

Apple does not sell spare parts.

Contact Apple Support (mail-in service may be available) or make a Genius Bar reservation to establish your available repair service options along with costs and likely timescales:

• Kontakt – Officiell Apple-support
• https://twitter.com/applesupport
• http://www.apple.com/se/retail/geniusbar/

Apple will replace the phone for $149 USD.