Lower Steering Stem Bushing White Arctic Cat DVX400 2004 2005 2006 Color: White Kit Contains: Lower Steering Stem Bushing. This upgrade is equivalent to Suzuki OEM part number 51661-09F00. Our Stem Bushing Upgrade is manufactured with MoS2 Nylon Rod. It features a 15% higher modulus (psi) strength than stock and has added impregnated lubricity for increased longevity.