Cummins QSB6.7 5262960 24V 70A 8PK Alternator for R290LC-9 Excavator Engine Parts

Product Details

Product Overview

This premium Cummins QSB6.7 5262960 Alternator is a direct-fit replacement designed for heavy-duty excavator applications, specifically the Hyundai R290LC-9 series. Engineered to meet or exceed OEM specifications, this 24V 70A unit with an 8PK pulley ensures reliable power generation for demanding construction environments. We ship globally to North America, Europe, Asia-Pacific, and the Middle East, providing fast delivery to major ports and industrial centers.

Key Features & Benefits

• OEM-Grade Durability: Manufactured to strict Cummins quality standards for long service life in extreme conditions.
• High Output Performance: 70A continuous output ensures stable electrical supply for all excavator systems.
• Precision Engineering: 8PK serpentine belt drive provides optimal grip and reduced slippage for consistent charging.
• Direct Fitment: Bolt-on replacement for 5262960 applications, no modifications required.
• Rigorous Testing: Each unit undergoes load, vibration, and temperature testing before shipment.

Technical Specifications

OEM Cross-Reference

This alternator replaces the following OEM and aftermarket part numbers:

• Cummins: 5262960
• Hyundai: 21N6-30100
• Delco Remy: 19026032
• Leece-Neville: 8SC3040V
• Cross Reference: 5272960, 5282960 (check for supersession)

Compatibility

Engine Compatibility:

• Cummins QSB6.7 (Tier 3/Stage IIIA)
• Cummins 6BT5.9 (selected variants with 8PK pulley)

Vehicle/Equipment Compatibility:

• Hyundai R290LC-9 Excavator (2009-2015)
• Hyundai R290LC-7 (with adapter kit, verify fitment)
• Other equipment using Cummins QSB6.7 with 24V electrical systems

Global Supply & Distribution

We maintain extensive stock of this alternator and related Cummins engine parts to support international buyers:

• Global Shipping: Express (DHL, FedEx, UPS) and sea freight to all major ports.
• Major Markets: North America (USA, Canada, Mexico), Europe (Germany, UK, Netherlands), Asia-Pacific (Australia, Singapore, UAE), Middle East (Saudi Arabia, Qatar, UAE), Africa (South Africa, Nigeria).
• Fast Delivery: Orders processed within 24 hours; typical transit 3-7 days express, 15-30 days sea.
• Trade Compliance: Full export documentation, customs clearance support, and country-specific compliance.

Quality Assurance

• Manufacturing Standard: ISO 9001:2015 certified production facility.
• Testing: 100% load bank tested, voltage regulation verified, and vibration tested per SAE J1455.
• Warranty: 12 months from date of purchase against manufacturing defects.
• Certifications: CE, RoHS compliant; meets OEM performance specifications.

FAQ

Q1: Will this alternator fit my Hyundai R290LC-9 excavator with a Cummins QSB6.7 engine?
A: Yes, this 5262960 alternator is a direct replacement for the original unit on the R290LC-9. It uses the same J180 mount, 8PK pulley, and 24V electrical system. No modifications are required for installation.

Q2: What maintenance is recommended for this alternator to ensure long life?
A: Regularly check belt tension (8PK belt deflection ~10mm at midpoint), clean debris from cooling vents, and verify charging voltage (target 28.0-28.5V at 24°C). Replace the alternator if you notice bearing noise or voltage drops below 26V under load.

Q3: Can this alternator be used on other equipment besides excavators?
A: Yes, it’s compatible with any Cummins QSB6.7-powered equipment using a 24V 70A alternator with 8PK pulley, such as certain generator sets, agricultural tractors, and industrial loaders. Always verify physical fitment and electrical specifications before installation.