New inner sill plate. This door sill will fit Datsun 240Z and 260Z (early) 1970-74 left and right sides. These threshold plates original, matt black textured finish or stainless steel. Choose from OEM or aftermarket. Aftermarket part is 99% the same as OEM but with a higher quality black textured powder coat finish, also available in raw stainless steel finish. Check your measurement on 260Z, these measure 29 1/2" long with three mounting holes.