Product Name: Power Transmission Speed Reducer Parts Model NO.: speed reducer Type: Planetary Gear Reducer Step: Stepless Gear Shape: Cylindrical Gear Layout: Coaxial Installation: Vertical Type Hardness: Hardened Tooth Surface Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car Gearing Arrangement: Planetary Speed Reducer Material: Casting Color: as Request Weight: 55-700kg Usage: Excavator Packing: Wooden Box Output Troque: 2500 Gear Ratio: 73.125 Brake Torque: 190 Hydraulic Motor: Zm40 Trademark: trustworthy Transport Package: Wooden Box Specification: 8t, 10t, 12t, 20t, 25t, 35, 50t Origin: China Product Description Modular design realizes variable combination.♦Housing is made of cast iron, which improve it's rigidity and anti-vibration;♦Sun and planet gears are processed by cementite and hardening gears are processed by grinding, which improve the efficiency and lifetime of gear units.♦Input mode: coaxial input, helical gear input, bevel- helical gear input;♦Output mode: internal involute spline, hollow shaft with shrink disk, external involute spline, solid shaft with flat key;♦Mounting mode: horizontal vertical, torque-arm;♦WP series sizes 9~34, transmission stage:2,3, ratio:25~4000, ratio will be larger in combination with WR, WK series.