This 2-piece cylinder head gasket kit is designed for use on specified motorcycle models.It includes gaskets for both left and right cylinder heads.Compatible with: - GL1800 Wing (2001–2017) - GL1800A Wing (2001–2005) - GL1800B Wing (2013–2017) - GL1800C Wing (2014–2015) - NRX1800 Rune (2004–2005) These gaskets are engineered to meet standard performance requirements for sealing and engine compatibility.Constructed from multi-layer steel and composite materials, they are suitable for typical operating temperatures.Installation can be performed using standard tools and is appropriate for routine maintenance or engine repair.Verify your vehicle's model and year before purchase to proper fitment.