Yamaha’s Deltabox frame design can be classified as a diamond frame, but we call it Deltabox because it embodies a unique Yamaha design philosophy. The frame achieves excellent torsional rigidity by making the lines connecting the top and bottom of the head pipe*1 to the rear swingarm pivot*2 as straight as possible.

What is Deltabox on Yamaha?

Yamaha’s Deltabox frame design can be classified as a diamond frame, but we call it Deltabox because it embodies a unique Yamaha design philosophy. The frame achieves excellent torsional rigidity by making the lines connecting the top and bottom of the head pipe*1 to the rear swingarm pivot*2 as straight as possible.

What is Delta frame?

In interframe video coding, a delta frame is a “difference” frame that provides an incremental change from the previous frame. Delta frames can be P-frames or B-frames.