Lincoln Service Parts 1 › Lincoln Electric 9SL6820-4 GEAR BOX DRIVE MOTOR ASBLY L6820-4 Lincoln Electric 9SL6820-4 GEAR BOX DRIVE MOTOR ASBLY L6820-4 Sale Price: $5,141.24 Original Price: $5,912.43 GEAR BOX DRIVE MOTOR ASBLY PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! GEAR BOX DRIVE MOTOR ASBLY PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1