270LC - EXCAVATOR 1821 SEAT AND SEAT BELT Parts group 1821 SEAT AND SEAT BELT 1821 SEAT AND SEAT BELT . SEAT ASSEMBLY (ORIGINAL) SEAT AND SEAT SUSPENSION (REPLACEMENT SEAT) Seat Stand SEAT BELT (ORIGINAL SEAT) SEAT BELT (REPLACEMENT SEAT) Retractable Seat Belt 76mm (3 in.)