The common types and types of motorcycle forgings are as follows: Crankshaft: The crankshaft is an important part of the motorcycle engine, which undertakes the key task of converting the reciprocating motion into rotary power. Motorcycle crankshafts are usually forged from high-strength alloy steel, which has high strength and durability. Connecting rod: The connecting rod connects the crankshaft and the piston, so that the up and down reciprocating motion of the piston can be transmitted to the crankshaft. The motorcycle connecting rod is also manufactured by forging process, and the material is usually made of high-strength alloy steel to ensure its sufficient strength and reliability. Camshaft: The camshaft is an important part of the motorcycle engine, which controls the opening and closing time and stroke of the valve, thus affecting the air flow and combustion efficiency in the combustion chamber. Motorcycle camshafts are also manufactured by forging to ensure their high strength and wear resistance. Gear: There are gear transmission devices in each system of the motorcycle, such as transmission, transmission chain and drive wheel. These gears are also usually manufactured by forging process to obtain sufficient strength and durability, and to ensure accurate transmission. Drive shaft: The drive shaft is a key component that transfers engine power to the rear wheels of the motorcycle. Motorcycle drive shafts generally need to have high strength and low vibration and noise characteristics, while having good toughness and rigidity. Forged drive shafts can meet these requirements. Drive chain: The drive chain is an important component of the motorcycle to transfer engine power to the rear wheel, which bears a large tensile and impact load. Motorcycle drive chains are usually forged from high-strength alloy steel to ensure sufficient strength and durability. Brake disc: The motorcycle brake disc is the core component of the brake system, and the brake pad to complete the braking task. Motorcycle brake discs are usually manufactured by forging, and the material can be cast iron or special alloy steel to meet the requirements of high temperature braking performance and wear resistance. In short, there are many types and types of motorcycle forgings, covering key components such as the engine, transmission system and brake system. These forgings are manufactured through the forging process and have high strength, reliability and wear resistance to ensure the safe and reliable operation of the motorcycle.