Final Drive Assy for Komatsu PC210-10MO, OEM Part No. 708-8F-31320 708-8F-31570 - Full pressure tested before shipment - Heavy duty alloy planetary gears, heavy load resistant - High quality floating seal, anti mud & water leakage - Perfect fit, no modification required - Pre-filled gear oil optional - 6months warranty Product Overview Strict 100% Factory Inspection: Each complete assembly undergoes hydraulic pressure test, high/low speed function test and leak detection