Joined: Jul 2006
Posts: 9,158
Likes: 1,743
From: Lebanon (Liberty Hill), CT
Bikes: Canyon Aeroad, CAAD 12, MASI Gran Criterium S, Colnago World Cup CX, Guru steel & Guru Photon
To answer part of your question, IMO the best bang for the buck in components is probably newer 105. I have newer 105, Newer SRAM Red and older Dura Ace. The best shifting is the 105. The SRAM Red are quite good but the 105 is newer and better and at much less money.