A rider wants to upgrade from 105 to Dura-Ace for the rear derailleur, although there are plenty of other bike parts that will be more beneficial to upgrade for greater performance benefits…
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Posts Tagged drivetrain
Hi, I'm Coach Levi. After my racing career, I became a USA Cycling Certified Level 3 Coach and earned my Level 1 Certification from Precision Nutrition. Want to feel better, ride faster, and look great? Let's work together!
