Tier 3: 46,500kg, Tier 4F 46,650kg, Tier 4F Pre-Screen: 48,030kg. The Powerscreen® Premiertrak 400X range of portable jaw crushers are designed for medium scale operators in quarrying, demolition, recycling and mining applications. The range includes the Premiertrak 400X with hydraulic adjust and the Premiertrak R400X with hydraulic release.