Worm shaft gear for MTD Snow blower auger Gearbox.
Fits:
BOLENS 31AS Snowblower
CRAFTSMAN 247 Snowblower
MTD 31AE 31AH 31AM 312 313 314 316 Snowblower
RYOBI 31AE Snowblower
YARD MACHINES 31AE 316 317 Snowblower
YARDMAN 31AE 31AH 31BH 316 317 Snowblower
Specs:
ID: 3/4" OD: 1-7/8" KEYWAY: 3/16" WIDTH: 5/8".
20 teeth
Replaces: 917-0528A; 91704861