Abstract: A master link for a chain assembly is provided. The master link includes a body member with a first side, a second side positioned opposite the first side, a shoe surface configured to receive a track shoe, and a rail surface positioned opposite the shoe surface. The master link also includes first and second apertures extending through the body member from the first side to the second side and third and fourth apertures located between the first and second apertures. The master link also includes a strut member dividing the third and fourth apertures. The master link also includes a first gap located in the body member and extending from the first aperture to the third aperture and a second gap located in the body member and extending from the fourth aperture to the second aperture. The master link further includes a third gap located in the strut member and extending from the third aperture to the fourth aperture.

Abstract: A track assembly for a track-type machine is disclosed. The track assembly includes inner and outer track links. A rotatable bushing is positioned about a track pin and a sleeve bearing is positioned about the track pin. A first seal member is disposed between an inner track link and the rotatable bushing and a second seal member is disposed between inner and outer track links. A first thrust ring is engaged with the rotatable bushing and a second thrust ring is engaged with the sleeve bearing. A first contact member is engaged with the first seal member and a second contact member is engaged with the second seal member. The first and second contact members are configured to inhibit wear of the first and second seal members.