Shimano Ultegra FD-R8150 Di2 12 Speed Front Derailleur Bikecorp yet has enough space underneath

yet has enough space underneath for a comfortable fit with both elbow pads and a back protector

Saddle sores

Tubeless Ready

The wheel structure enables reducing energy dissipation

For some gravel bikes featuring low bottom bracket heights

Shimano Ultegra FD-R8150 Di2 12 Speed Front Derailleur Bikecorp yet has enough space underneathMore compact and faster than ever, the Shimano Ultegra FD R8150 Di2 12 Speed Front Derailleur performs digitally precise front shifts in any circumstance. Combining Shimano's Di2 platform with the road incarnation of Hyperglide+, it shifts between chainrings with Shimano's fastest, most seamless action. Specifications Fastest ever front shifting 45% faster than FD R9150 Smaller, sleeker, lighter Frontal area reduced by 33% Weight cut to 116g Top gear