Lincoln Service Parts 1 › Lincoln Electric 9SM18224-3 PINION GEAR M18224-3 Lincoln Electric 9SM18224-3 PINION GEAR M18224-3 Sale Price: $44.62 Original Price: $51.31 PINION GEAR PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! PINION GEAR PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1