Quality undercarriage, buckets, hydraulics and wear parts, delivered on time

Swing Motors & Reducers

Swing motors and swing reducers for excavators, listed by machine make and model. Terrapart units manufactured to OEM specification, held in US stock, with a 12-month warranty.

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Swing motors and swing reducers for excavators

The swing motor and swing reducer, also called the swing drive and swing gearbox, turn the upper structure of the excavator. Terrapart swing motors are stocked for excavators of 6t and above, manufactured by Kawasaki, Toshiba, Shibaura, Tong Myung, Mottrol and Linde as well as machine manufacturers' own brands. Swing reducers cover 1t to 50t from Kawasaki, Toshiba, Shibaura, Mottrol and Linde.

Why choose Terrapart swing motors and reducers

  • Minimum 12-month warranty on all swing motors and swing reducers, with 30-day returns
  • Held in US stock, with same-day shipping on stocked units ordered by 4:00pm CT
  • Shaped by 30 years of hydraulic expertise and backed by a global tried and tested supply chain
  • Cost-effective alternative to genuine parts without compromising on fitment or performance
  • Expert technical support

Use the parts finder above to select your machine, or contact the team with the make, model and serial number and a photo of the tag plate.

Also see final drives, hydraulic pumps and the full Terrapart range.

Swing motors and reducers by machine make