Check the listing for details. Aztec Replacement for Seal Kit for Skytrak 681010 - Hydraulic Motor. Condition: New. Listed at 140.99 USD. Extended Motor Life: By preventing contaminants from entering the motor and reducing internal wear, our seals help extend the lifespan of your hydraulic motors. Optimized Performance: Fresh seals ensure that hydraulic fluid is properly pressurized, resulting in smoother and more efficient motor operation.