View cart “Large Drive Arm” has been added to your cart. M81 Complete Gearbox$954.00 Complete replacement gearbox for MyTana M81 cable machine. M81 Complete Gearbox quantity Add to cart Description Description Complete replacement gearbox for MyTana M81 cable machine. Part no. GEARBOX.COMP Related products Front Casting and Bushings $18.00 – $165.00 Select options Foot Pedal and Hose $23.00 – $100.00 Select options Gearbox Gasket $9.50 Add to cart 2.5″ O.D. x 5/8″ Pulley $34.00 Add to cart 8″ O.D. x 1″ V-Belt Pulley $62.00 Add to cart