Provides longer life in a maintenance-free design.


Provides longer life in a maintenance-free design.

Whether you’re throwing, brushing, tilling, chipping, chopping, or blowing, the durable Hydro-Gear RT-310™ makes it simple to knock out the toughest chores. Originally designed for snow throwers, its maintenance-free design and flexible mounting options make it the perfect transmission for any chore product. Features like – infinitely variable output speed and bi-directional output rotation give you the power and control you need to get the job done.

  • Bi-directional output rotation
  • Flexibility in mounting
  • Maintenance-free design

Product Specs

Overall Transmission Reduction


Pump Displacement

0.18 in3/rev [3.0 cc/rev]

Motor Displacement

0.62 in3/rev [10.2 cc/rev]

Input Speeds
Max Hi-Idle (no load)
Min (loaded)

3100 rpm
500 rpm

Output Torque

5.9 lb-ft [8.0 Nm]
13.6 lb-ft [18.4 Nm]

Output Shaft Diameter

0.625 in [15.9 mm]

Output Shaft Type

1.17 in x 0.1892 in
[29.7 mm x 4.8 mm]

Weight of Unit

11lb [5 kg]