310A - BACKHOE, LOADER 17 FRAME, CHASSIS, OR SUPPORTING STRUCTURE 17 Parts group 17 FRAME, CHASSIS, OR SUPPORTING STRUCTURE 17 FRAME INSTALLATION 1740 . FRONT SUPPORT [01K04] CHASSIS WEIGHTS 1749 . FRONT AXLE COUNTERWEIGHT FOR BACKHOE (260 KG (574 LBS.)) [01K05] ADDITIONAL FRONT AXLE COUNTERWEIGHT FOR BACKHOE (123 KG (271 LBS.)) [01K06] Select group 17 FRAME, CHASSIS, OR SUPPORTING STRUCTURE 17 John Deere: FRAME INSTALLATION 1740 CHASSIS WEIGHTS 1749