If youre service your transfer case and your OE chain has more than 60,000 miles on it, it is time for a replacement. Why replace your chain when can upgrade it? Alloy USAŽ, the leader in drivetrain technology, offers a premium transfer case chain with advanced Round Pin technology. The Round Pin allows the chain to double back on itself and offer greater articulation than the standard rocker pin design. We use high tensile strength steel to ensure that your TC chain endures peak loads under heavy operating conditions repeatedly over time. Backed by an industry leading three year warranty. Alloy USAŽ, drivetrain engineering perfected.