When the swing drive on a standard excavator loses power, runs hot or starts to slip, the SY135 Swing Reduction Gearbox is the first place to look. Internal wear between the planet carriers and the ring gear turns motor torque into heat instead of motion. RITO offers the SY135 Swing Reduction Gearbox complete with the gear set and bearings already shimmed, which restores swing torque and swing speed and removes the guesswork of a field rebuild.
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