This version of Dynamite Dux is an official arcade release but a specific set variation. The set number "8751 317-0095" indicates a particular hardware revision or regional variation within the official Dynamite Dux release. These variations can include differences in ROM versions or minor changes to game code but usually represent only minor deviations from the standard game.  Without examining the ROM, precise differences cannot be determined. The game itself retains the core gameplay elements of the original.

Dynamite Dux (set 1, 8751 317-0095)

Dynamite Duke (Japan, 25JUL89)