Lincoln Service Parts 2 › Lincoln Electric 9SS21500-2 TACH SENSOR REWORK S21500-2 Lincoln Electric 9SS21500-2 TACH SENSOR REWORK S21500-2 Sale Price: $155.63 Original Price: $178.97 TACH SENSOR REWORK PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! TACH SENSOR REWORK PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1