Top-Notch Performance: SHIMANO Ultegra Di2 R8050 Short-Cage Rear Derailleur Unleashed! Review

Got this on a recommendation from my best friend. I installed it at my local bike shop. Since then I've been using it with no problems.

Wanted to upgrade to an 11-32 cassette and while the standard smaller frame didn't work very smoothly. The larger caged DI2 was easy to swap out and my gearing regained its 11-28 performance but with added hill climbing ability.

Excellent switch for Di2. I switched from a short Ultegra derailleur that only allowed a maximum cassette size of 28T, which sucks in the mountains. This allowed me to upgrade to a 34t cassette for specialty mountaineering. I've heard you can go up to 36t, but Shimano don't make 36t road cassettes. The switch works well and shifts smoothly. The action is light and crisp, firing perfectly every time you press the button. No more cutting or further pushing the lever to get the gear you want. You…