OutdoorKing Repair Forum Forums Repairs and Maintenance Questions on Walk Behind Lawn Mower Frames Four Stroke Lawn Mower Frames Ariens 911 series - 324-LM21SW to be precise

Ariens 911324 (324-LM21SW) 6 HP Tecumseh engine.

No drive could be that the fiction ring is either worn out or simply not engaging the fiction drive disk. The system is similar to those used on snow blowers here. The fiction rubbers wears just like automobile tires. There is also a second fiction disc used too that could worn out.