1996-2004 Honda XR400 Dirt Bike Engine Connecting Rod Affordable Premium Quality Replacement Connecting Rods Forged from 8620 AISI Steel, Hardness-Tested to Insure Strength and Durability AISI Carburized Crankpin and A.E. Recommended Phosphor Bronze Thrust Washers Forged Rod Manufactured with Copper Coated Surfaces to Protect the Rod Beam from Becoming Brittle During the Case-Hardening Process Compatibility: 1996-2004 Honda XR400