In stock new genuine OEM swing reducers / swing reduction gearboxes / swing gears for Hyundai excavator models R140LC-9, R140W-9, R145CR-9

Hyundai excavator swing reducer part number 31Q4-11142, 31Q4-11140, 31Q4-11141, 31Q4-11142AR, 39Q4-12100, 39Q4-12101, 31Q4-21120, 31Q4-21130