Facing swing instability, hydraulic response delay, or reduced slewing efficiency in ZX240, ZX230, or ZX250 excavator fleets? For construction contractors, equipment distributors, and maintenance specialists, a reliable swing drive unit is essential to maintain excavation productivity and reduce unexpected downtime. RITO Excavator Swing Drive Unit 4729033 4729033 ZX240 ZX230 ZX250 Hydraulic Swing Motor Planetary Rotary Assembly delivers stable torque output, efficient hydraulic power conversion, and reliable planetary gear transmission for smooth and dependable excavator swing operation in demanding construction and earthmoving environments.
Item NO.:
4729033Order(MOQ):
1Payment:
T/T, WESTERN UNION, CHINESE BANK,PAYPALProduct Origin:
JAPANLead Time：
2-3 DAYSCompared with standard aftermarket swing drive assemblies, it provides consistent power transmission, stable rotary control, and reliable performance during continuous excavation cycles. Designed for OEM/OEM-equivalent replacement supply, it supports professional repair, maintenance, and bulk procurement requirements for Hitachi ZX240, ZX230, and ZX250 excavator applications across construction, quarrying, infrastructure, and heavy earthmoving projects.
| Part Number | 4729033 / 4729033 |
|---|---|
| Part Name | Excavator Swing Drive Unit Hydraulic Swing Motor Planetary Rotary Assembly |
| Compatible Brand | HITACHI |
| Applicable Models | ZX240, ZX230, ZX250 Medium Construction & Quarry Excavator |
| Application | Excavator upper body slewing hydraulic drive system, applied to municipal engineering, road construction, quarry excavation and aggregate stacking & loading works |
| Material | High-strength forged alloy steel + medium-heavy load wear-resistant bronze friction accessories |
| Product Color | Matte anti-rust industrial metallic gray |
| Working Temperature | -22℃ ~ +58℃ |
| Key Function | Convert high hydraulic pressure into stable medium slewing torque to drive ZX240 / ZX230 / ZX250 excavator upper body rotation for infrastructure and quarry construction projects |
| Condition | 100% New, Aftermarket / OEM Quality |
| Packaging | Wooden Case/Reinforced Carton/Neutral Packing / Customized Box |
Provides powerful and stable rotary force for ZX240, ZX230, and ZX250 excavator upper structure rotation and swing operations.
Converts hydraulic pressure into controlled rotary movement for smooth and precise swing operation.
Delivers efficient speed reduction, increased torque output, and stable power transmission under heavy-duty working conditions.
Matches 4729033 specifications for ZX240, ZX230, and ZX250 excavator hydraulic swing systems.
FAQ
A:Listed Factory
Stable&Reliable Quality
OEM Factory for Chinese Top Excavator Brands
Supplier to Fortune 500 Companies
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