Design of transmission shift fork, including assembly drawing, spindle drawing, blank drawing, V-block part drawing, instructions, and processing card. The part is the fork of the automobile transmission. It is located in the automobile speed change mechanism, mainly used to shift gears, make the spindle rotation movement work according to the requirements of workers, and obtain the required speed and torque. The φ 25 hole of the part is connected with the operating mechanism, and the φ 55 half hole is