12V 110A Alternator 8-98075-025-0 8980750250 For ISUZU NPR/NPR-HD/NQR/NRR 4HK1 5.2L & 4JJ1 3.0L
Price:
Negotiable
MOQ:
5 pcs
Delivery Time:
5-8 Work Days
Brand:
YIMI
Product Description
12V 110A Alternator 8-98075-025-0 8980750250 For ISUZU NPR/NPR-HD/NQR/NRR 4HK1 5.2L & 4JJ1 3.0L
Alternator 8-98075025-0 8980750250 for ISUZU NPR 4HK1/4JJ1
Product Overview
The Alternator (Generator Assembly) with OEM number 8-98075025-0 (also listed as 8980750250) is a verified OEM-grade direct replacement for a wide range of ISUZU medium and heavy-duty trucks, including the NPR, NPR-HD, NQR, and NRR series. Manufactured to Hitachi OEM specifications, this alternator converts mechanical energy from the engine into electrical power to run the truck's electrical systems while charging the batteries.
- Real Shop Test Data: Precision-engineered 12V 110A output delivers consistent charging performance
- Proven Durability: Built with high-grade materials and precision components - rated for 300,000+ km
- Installation Success Rate: 99% direct bolt-on fitment confirmed across thousands of repair orders
- OEM Cross-Reference Verified: Replaces multiple OEM part numbers including 8-98075025-0, 8980750250, LR1110-733, and others
Failure Symptoms
If your alternator is failing, you may experience one or more of the following symptoms:
- Battery Warning Light: Dashboard battery light illuminates while driving
- Dim or Flickering Lights: Headlights dim at idle or flicker during acceleration
- Dead or Weak Battery: Battery frequently needs jumping or dies shortly after replacement
- Electrical System Malfunctions: Control units, sensors, or components operate erratically
- Unusual Noises: Whining, grinding, or growling sounds from the alternator area
A failing alternator can leave you stranded with a dead battery and no electrical power - prompt replacement is essential to maintain vehicle reliability and prevent costly downtime.
Product Specifications
Part Number:
8-98075-025-0 8980750250
Product Name:
Alternator
Car Model:
ISUZU NPR/NPR-HD/NQR/NRR
Engine Model:
ISUZU 4HK1 4JJ1
Condition:
100% Brand New
Material:
High-strength aluminum alloy & precision bearings
Cooling Type:
Engine coolant circulation
Quality Standard:
OEM equivalent / ISO quality control
Vehicle & Engine Compatibility
Primary Applications - ISUZU Trucks:
| Model | Engine | Years |
|---|---|---|
| NPR (Cab-Over) | 4JJ1 3.0L L4 Turbo Diesel | 2007-2010 |
| NPR (Cab-Over) | 4HK1 5.2L L4 Turbo Diesel | 2011-2015 |
| NPR-HD (Cab-Over) | 4HK1 5.2L L4 Turbo Diesel | 2008-2015 |
| NQR (Cab-Over) | 4HK1 5.2L L4 Turbo Diesel | 2008-2015 |
| NRR (Cab-Over) | 4HK1 5.2L L4 Turbo Diesel | 2008-2015 |
Cross-Brand Applications - Chevrolet / GMC:
| Model | Engine | Years |
|---|---|---|
| Chevy GMC W3500 Tiltmaster | 4HK1 5.2L L4 Turbo Diesel | 2007-2008 |
| Chevy GMC W4500 Tiltmaster | 4HK1 5.2L L4 Turbo Diesel | 2008-2010 |
| Chevy GMC W5500 / W5500HD Tiltmaster | 4HK1 5.2L L4 Turbo Diesel | 2008-2009 |
Important: This alternator is designed for 12V electrical systems only. Verify your vehicle's chassis code, production year, and engine code before ordering.
Features & Benefits
| Feature | Benefit + Verification Signal |
|---|---|
| OEM Specification - Hitachi | Guarantees factory-fit quality and performance |
| 12V 110A High Output | Delivers consistent charging power for heavy-duty 12V electrical systems |
| Combination Pulley Design | 7-groove serpentine pulley (65mm OD) plus 1-groove V-belt pulley (69mm OD) |
| Internal Regulator | Provides stable voltage regulation without external components |
| Clockwise Rotation | Matches the rotation direction of ISUZU 4HK1 and 4JJ1 engines |
| Heavy-Duty Commercial Construction | Engineered to withstand demanding commercial truck operation |
| 100% New - No Core Charge | Guarantees zero wear, immediate charging performance, and full service life |
| 1-Year Warranty | Backed by a 12-month warranty for peace of mind |
Quality Control & Verification
| QC Item | Verification Method |
|---|---|
| Dimensional Accuracy | Precision inspection to verify all mounting dimensions match OE specifications |
| Output Test | 100% bench testing to verify 12V 110A output meets OEM specifications |
| Regulator Function Test | Full testing of the internal voltage regulator |
| Bearing / Rotor Test | Noise and vibration testing to verify smooth, noiseless operation |
| Thermal Cycle Test | 500+ hour thermal cycling to verify durability under extreme temperatures |
| Final Assembly Inspection | 100% visual and functional inspection before packaging |
Installation & Maintenance Recommendations
IMPORTANT: Professional Installation Recommended
Replacing an alternator requires proper belt tension, correct electrical connections, and battery disconnection.
Replacing an alternator requires proper belt tension, correct electrical connections, and battery disconnection.
Pre-Installation Checklist:
- Disconnect the negative battery terminal before starting work
- Allow the engine to cool completely
- Verify voltage (12V) and output (110A) match your vehicle's specifications
- Inspect the drive belt for wear or damage - replace if necessary
- Check the belt tensioner and idler pulleys for smooth operation
Installation Guidelines (Reference ISUZU workshop manual):
- Disconnect the negative battery terminal
- Remove the drive belt from the alternator pulley
- Disconnect the electrical connectors from the alternator
- Remove the mounting bolts securing the alternator
- Carefully remove the old alternator
- Clean the mounting surface and bracket thoroughly
- Install the new alternator and hand-tighten the mounting bolts
- Torque the mounting bolts to manufacturer's specified torque settings
- Reconnect all electrical connectors securely
- Reinstall the drive belt - ensure proper routing on the combination pulley
- Reconnect the negative battery terminal
- Start the engine and verify the battery warning light extinguishes
- Check charging voltage using a multimeter (should read approximately 13.5-14.5V for 12V systems)
Maintenance Schedule:
- Inspection: Every 50,000 km / 12 months. Check for battery warning light, unusual noises, or dimming lights
- Replacement: Immediately if failure symptoms appear
- Note: When replacing an alternator, it is recommended to inspect and replace the drive belt if worn
Packaging & Supply
Packaging:
Heavy-duty carton with foam inserts
Single Package Weight:
Approx. 7.23 kg (15.9 lbs)
Single Package Size:
30.7 × 21.9 × 19.3 cm
Suitable for:
Wholesale distributors, truck parts retailers, commercial vehicle repair shops, and fleet owners
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Yimi (Guangzhou) Automotive Parts Co, Ltd
Location
Unit 1313, Building 5, Changsheng DDP Fashion Center, No. 17 Dachi Road, Tancun, Shijing Subdistrict, Baiyun District, Guangzhou City.
Contact Person
James