Atlas Copco COP 1838HD+ Gearbox 3115173281 | High Quality Replacement Rotation Unit

Product Overview

Part No. 3115173281 is a replacement gearbox / rotation unit for Atlas Copco COP 1838HD+ rock drill.

It is used to transmit torque from the hydraulic rotation motor to the shank adapter, ensuring stable and continuous rotation during drilling operations.

Our product is manufactured according to OEM standards and can directly replace the original part without modification.

Quick Details

• Part Number: 3115173281

• Product Name: Gearbox / Rotation Unit / Rotation Chuck

• Machine Model: COP 1838HD+, COP 1838HD, COP 1838ME

• Type: OEM Replacement / Aftermarket

• Material: High-strength alloy steel

• Condition: Brand New

• Interchangeable: 100% compatible with original part

Key Selling Points

• ✅ Direct replacement for OEM part (no modification needed)

• ✅ Stable torque output, smooth rotation performance

• ✅ High precision gears, low noise and reduced wear

• ✅ Heat-treated components for longer service life

• ✅ Suitable for heavy-duty mining and tunneling conditions

• ✅ Cost-effective alternative to original parts

Quality & Production

• Strict quality control before shipment

• Tested for fit and performance

• Mature production process with stable quality

• Long-term supply capability

Applications

• Underground mining drilling rigs

• Tunneling jumbo (Boomer, etc.)

• Quarry drilling equipment

• Hydraulic rock drill systems

Supply Advantage

• Fast delivery for standard models

• Flexible MOQ

• Strong packaging for international shipping

• Support bulk orders and long-term cooperation

Other Available Parts

We also supply a full range of spare parts for Atlas Copco / Epiroc rock drills, such as:

• Hydraulic motors

• Seal kits

• Shank adapters

• Pistons and cylinders

• Rotation parts and housings

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