Part Number: RY-2207Brand Model: Yamaha YZ250(90-98)Material: double forged heavy duty AISA or SCM420H case harden chromolyPackage: forged rod x 1, big end bearing x 1, small end bearing x 1, crank pin x 1, thrust washer x 2Weight: Net Weight:485g,total weight:530g (Total package,included packing)