Top-End Gasket Set for Honda 400 Models This precisely manufactured top-end gasket set is specified for selected Honda TRX400EX, TRX400X, and XR400R models. It is designed to provide reliable sealing for the applicable top-end assembly and is specified with an 89.0 mm dimension. Precision Manufactured Gasket Set The gasket set is precisely manufactured for the specified Honda applications and is designed to provide reliable sealing within the applicable top-end assembly. Honda TRX400EX Application This top-end gasket set is specified for Honda TRX400EX models from 1999 to 2008. Honda TRX400X Application The gasket set is specified for Honda TRX400X models from 2009 to 2014. Honda XR400R Application The gasket set is specified for Honda XR400R models from 1996 to 2004. 89.0 mm Specification This product is specified with an 89.0 mm dimension as stated in the product information. Reliable Sealing The precisely manufactured gasket set is designed to provide reliable sealing for the applicable top-end assembly. Product Specifications Product Type: Top-End Gasket Set Dimension: 89.0 mm Brand: Honda Manufacturing: Precisely manufactured Purpose: Reliable sealing TRX400EX Model Years: 1999–2008 TRX400X Model Years: 2009–2014 XR400R Model Years: 1996–2004 Top-End Gasket Set for Honda 400 Applications Designed for the specified Honda TRX400EX, TRX400X and XR400R applications, this precisely manufactured top-end gasket set provides a reliable sealing solution for the listed model ranges and years.