🌍 Global Slew Bearing Solutions | October 2, 2025 | Premium China-Made Excavator Parts
Growshine International specializes in supplying premium construction machinery parts, heavy truck components, agricultural equipment parts, and automotive accessories. Our extensive inventory includes thousands of slewing bearings for excavators from leading brands like Komatsu, Caterpillar, Hitachi, Hyundai, Liebherr, Kobelco, and more.
Why Choose Growshine for Your Excavator Parts?
✅ OEM quality at competitive prices
✅ Fast global shipping
✅ 24/7 customer support
✅ Custom manufacturing available
✅ 15+ years industry experience
Complete Slew Bearing Catalog - October 2025
| No. | Part Number | Brand & Model | Contact Us |
|---|---|---|---|
| 1 | 81N4-01022GG | Hyundai Swing Circle | Email Inquiry |
| 2 | 209-25-00102 | Komatsu PC800LC-8 Slewing Bearing | Email Inquiry |
| 3 | YN40F00037F1 | Kobelco E215B Slewing Bearing | Email Inquiry |
| 4 | 20Y-25-00301 | Komatsu PC210NLC-7K Swing Ring | Email Inquiry |
| 5 | 939731201 | Liebherr R974 Slewing Bearing | Email Inquiry |
| 6 | YN40F00004F1 | Kobelco SK210LC-6 Slew Ring | Email Inquiry |
| 7 | 20Y-25-21200 | Komatsu PC220-6 Slewing Ring | Email Inquiry |
| 8 | 21N-25-00201 | Komatsu PC1250 Revolving Ring | Email Inquiry |
| 9 | 9321216 | Hitachi ZX870-3 Slewing Ring | Email Inquiry |
| 10 | 221-6764 | Caterpillar 322C Slewing Bearing | Email Inquiry |
| 11 | 20Y-25-11103 | Komatsu PC200-5 Slewing Bearing | Email Inquiry |
| 12 | 206-25-00200 | Komatsu PC200-8 Slewing Ring Gear | Email Inquiry |
| 13 | 20Y-25-20200 | Komatsu PC200-6 Slewing Bearing | Email Inquiry |
| 14 | 20Y-25-22200 | Komatsu PC200-6Z Slewing Ring | Email Inquiry |
| 15 | 207-25-61100 | Komatsu PC300LC-7 Slewing Bearing | Email Inquiry |
| 16 | 208-25-61100 | Komatsu PC400-7 Swing Gear Circle | Email Inquiry |
| 17 | 21M-25-11100 | Komatsu PC600-7 Slewing Bearing | Email Inquiry |
| 18 | 209-25-00101 | Komatsu PC800-6 Slewing Ring | Email Inquiry |
| 19 | 4193433 | Hitachi EX60-2 Slewing Bearing | Email Inquiry |
| 20 | 9102726 | Hitachi EX100-3 Slewing Ring | Email Inquiry |
| 21 | 9260971 | Hitachi ZX200LC-5G Slewing Bearing | Email Inquiry |
| 22 | 109-00162 | Doosan DX225 Slewing Ring | Email Inquiry |
| 23 | 109-00030B | Doosan 255LC-V Slewing Bearing | Email Inquiry |
| 24 | 397-9666 | Caterpillar 365CL Slewing Bearing | Email Inquiry |
| 25 | 378-9586 | Caterpillar 374F Slewing Ring | Email Inquiry |
Technical Terms Explained
1. Slewing Bearing (回转支承): A rotational rolling-element bearing that typically supports a heavy but slow-turning load.
English: Installed between the excavator's upper structure and undercarriage
Example: Komatsu PC200-8 Slewing Bearing
Русский: Установлен между поворотной платформой и ходовой частью экскаватора
2. Swing Circle (回转齿圈): The gear component that enables 360-degree rotation
English: Mounted on the slew bearing with internal/external teeth
Example: Caterpillar 330D Swing Circle
Русский: Установлен на подшипнике вращения с внутренними/наружными зубьями
3. Swing Motor (回转马达): Hydraulic motor that drives the swing mechanism
English: Connected to swing gearbox, powers rotation
Example: Hitachi ZX330 Swing Motor
Русский: Подключен к поворотному редуктору, приводит вращение
4. Track Roller (支重轮): Supports the excavator's weight on the undercarriage
English: Installed on track frame, guides track chain
Example: Hyundai R220 Track Roller
Русский: Установлен на раме гусениц, направляет гусеничную цепь
5. Idler (引导轮): Guides the track chain and maintains tension
English: Front component of undercarriage system
Example: Doosan DX300 Idler
Русский: Передний компонент системы гусениц
Common Excavator Issue & Solution
Problem: Uneven rotation or grinding noise in Komatsu PC300-7
Cause: Worn slewing bearing rollers due to inadequate lubrication
Solution: Replace with our premium 207-25-61100 slewing bearing and implement regular grease maintenance schedule every 250 operating hours
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Growshine International provides comprehensive solutions for construction machinery parts, heavy truck components, agricultural equipment parts, and automotive accessories. Our websites:
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