Ok so I just took my R1 in to get the chain tightened and they said I need to replace the chain and sprockets, Im thinking about picking this set up

http://www.amazon.com/RK-Chain-Sproc...6458266&sr=8-3

And I was wondering what a shop up here charges to do the job or is it possible for me to do the job. This will be my first time. I have experience working on cars but I’m still learning on the bike any help would be great.