KOBELCO SK160LC ED190LC SK160LC-6E ED190LC-6E Excavator Swing Gearbox Slewing Reducer Reduction Device YM32W00001F1 Gear Parts
KOBELCO excavator swing gearbox
,SK160LC slewing reducer
,ED190LC swing reduction device
| # | Part No. | Description | Qty |
|---|---|---|---|
| . | YM32W00001F1 | REDUCER; REDUCTION ASSY, SWING | 1 |
| 1 | YM32W01001P1 | SHAFT; PINION | 1 |
| 2 | YN32W01004P1 | SLEEVE | 1 |
| 4 | ZE82T08000 | PLUG; 1/2" PT | 1 |
| 5 | ZD11G10000 | O-RING,99.40mm ID x 105.60mm OD x 3.10mm; O-RING | 1 |
| 6 | YN32W01034P1 | OIL SEAL | 1 |
| 7 | YN32W01005P1 | RETAINER | 1 |
| 8 | ZS23C08025 | SCREW,Hex Socket Head, M8 x 25mm; M08x1.25x25mm | 12 |
| 9 | YN32W01029P1 | SPHERICAL BEARING; BEARING, SPHERICAL | 1 |
| 10 | YN32W01033P1 | HOUSING | 1 |
| 11 | YN32W01015P1 | SPACER | 1 |
| 12 | YN32W01030P1 | SPHERICAL BEARING; BEARING, SPHERICAL | 1 |
| 13 | ZR16X09000 | RING; Retaining -- ID 84.50 x OD 108 x 3.0mm | 1 |
| 14 | YN32W01011P1 | SPIDER | 1 |
| 15 | YN32W01006P1 | SUN GEAR; GEAR, SUN | 1 |
| 16 | YN32W01012P1 | RING GEAR; GEAR, RING | 1 |
| 17 | YN32W01019F1 | SPIDER ASSY.; SPIDER ASSY | 1 |
| 18 | ZS23C14130 | CAPSCREW,Hex Socket Head, M14 x 130mm; SCREW M14x2.0x130mm | 10 |
| 19 | YN32W01007P1 | SUN GEAR; GEAR, SUN | 1 |
| 20 | ZP26D08025 | PIN; Roll -- OD 08 x 25mm Long | 4 |
| 21 | YN32W01001P1 | SHAFT; RETAINER | 4 |
| 22 | YN32W01027P1 | THRUST WASHER; WASHER, THRUST | 8 |
| 23 | YN32W01008P1 | PINION | 4 |
| 24 | YN32W01021P1 | BEARING; NEEDLE | 4 |
| 25 | YN32W01026P1 | THRUST WASHER; WASHER, THRUST | 3 |
| 26 | YN32W01002P1 | PINION | 3 |
| 27 | YN32W01022P1 | ROLLER | 102 |
| 28 | YN32W01028P1 | THRUST WASHER; WASHER, THRUST | 3 |
| 29 | 2418R2D25 | RING; SNAP | 3 |
| 30 | 2420T6698D2 | PIPE | 1 |
| 31 | ZG31U12000 | ELBOW | 1 |
| 32 | ZE82T12000 | PLUG; 3/4" PT | 2 |
| 33 | 2418R2D22 | RING; SNAP | 1 |
| 34 | ZS83C20020 | SCREW; Set -- M20x2.50x20mm | 2 |
- Product: Swing Gearbox Reducer Reduction Assembly
- OEM Numbers: YM32W00001F1
- Compatible Models: KOBELCO SK160LC, ED190LC, SK160LC‑6E, ED190LC‑6E
- Application: Excavator Slewing System Parts
- Condition: Original New
- Note: Gearbox only, swing hydraulic motor not included
- Precision machined planetary components deliver consistent slewing torque for medium excavator
- High‑strength carburized gears withstand shock loads during swing start‑stop operation
- Optimized internal sealing structure reduces gear oil leakage risk under harsh site environment
- Exact OEM mounting geometry ensures seamless fit with upper carriage and swing circle
- Assembly Type: 2‑stage planetary swing reduction unit
- Function: Convert high‑speed low‑torque motor input into low‑speed high‑torque output for upper body rotation
- Internal Components: Sun gear, planet carrier, planetary gears, ring gear, integrated parking brake assembly
- Recommended Lubricant: Gear oil ISO VG220
- Rated Output Torque: OEM specification for 16 ton class excavator
- Maximum Working Slewing Pressure: 28.0 MPa
- Brake Structure: Spring engaged, hydraulic released multi‑disc parking brake
- Mounting: Original flange size, bolt hole pattern and spline interface
- Output Pinion: Hardened tooth surface, matched tooth profile for swing gear ring meshing
- Bench Test: Backlash measurement, brake holding capacity test, no‑run noise check, static oil tightness test
- Weight: 107kg approx
Q1: Is this reducer suitable for both standard SK160LC and ED190LC variants?
A1: Yes, it fits listed models, please double‑check OEM part number against old unit before purchase.
Q2: What failure signs indicate swing reducer needs replacement?
A2: Abnormal knocking noise during swing, insufficient swing torque, persistent gear oil leakage.
Q3: How to extend swing gearbox service life?
A3: Maintain correct gear oil level, replace oil at recommended intervals and avoid frequent impact swing.
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