Hydraulic swing motor complete with gearbox Hyundai 31NB-11161 31NB-11162 R500LC-7

Ramp offers to buy: Hydraulic Swing Motor with Gearbox Hyundai 31NB-11161 / 31NB-11162 for R500LC-7

✅ In stock – order now

📄 Product Description:

OEM-quality hydraulic swing motor assembly complete with gearbox, part numbers 31NB-11161 and 31NB-11162, engineered for Hyundai R500LC-7 large hydraulic excavators.

This complete swing drive unit provides high rotation torque, smooth swing movement, precise control, and long-term durability under heavy excavation and mining operations.

Delivered fully assembled — motor + reduction gearbox — ready for direct installation.

🔧 Compatibility (Applications):

Fits Hyundai Excavators:

• Hyundai R500LC-7

• Compatible with models using 31NB-11161 / 31NB-11162 swing drive configuration

Part Numbers:

• 31NB-11161 — Swing motor

• 31NB-11162 — Swing reduction gearbox
  
  Type: Complete Hydraulic Swing Drive Assembly

🔁 Cross-reference / Alternative Numbers:

31NB11161, 31NB11162, 31NB-11161X, 31NB-11162X, OEM superseding Hyundai swing drive numbers.

🛠 Specifications:

• Manufacturer: OEM / Hyundai-approved supplier

• Assembly Includes:

  • Hydraulic swing motor

  • Reduction gearbox

  • Housing, bearings, seals

  • Factory-set gear ratio & torque calibration

• Material: High-strength alloy steel with hardened gears

• Torque Output: High-torque design for large excavators

• Application: Swing system — upperstructure rotation

• Condition: New / Replacement
  
  Packaging: Reinforced export-grade crate
  
  Warranty: Manufacturer’s limited warranty

⭐️ Key Features:

• Complete swing motor + gearbox assembly

• High torque and smooth rotational control

• Durable, wear-resistant gears and bearings

• Direct bolt-on fit for Hyundai R500LC-7

• Factory-tested for pressure, torque, and sealing integrity

• Suitable for mining, quarrying, and heavy construction