
IWYHGIWYHG High Speed Hydraulic Slewing Drives Series (IWYHG2.52.5 – IWYHG55)
High Speed Swing Gears INI IWYHG

IWYHG high-speed slewing drives for excavators: valve block with brake function, high-speed hydraulic motor, brake and multi-stage planetary gearbox; the output gear shaft drives the slewing platform ring gear directly. 10 versions from IWYHG2.52.5 to IWYHG55: rated torque 1,000–12,000 N·m, speed up to 102 rpm, ratios 18.4–30.33, pressure 14–28 MPa, motor displacement 18.6–171.6 cc/rev, weight 50–125 kg — for 3.5–25 t excavators. They withstand hydraulic and external shock loads. Exported to Singapore, India, Korea and the Netherlands.
Specifications
- Versions
- 10 (IWYHG2.52.5 – IWYHG55)
- Rated torque
- 1,000–12,000 N·m
- Speed
- up to 102 rpm
- Ratios
- 18.4–30.33
- Rated pressure
- 14–28 MPa
- Motor displacement
- 18.6–171.6 cc/rev
- Weight
- 50–125 kg
- Excavator class
- 3.5–25 t
Applications
- Swing mechanisms of 3.5–25 t crawler excavators
- Aerial platform slewing
- Turntables of tracked vehicles
- Slewing mechanisms of construction machines
We will select the right size for your task and prepare a quotation under a direct SDS contract.







