OEM Alternator Vacuum Pump Assembly 8970832960 8-97083296-0 8971831730 For ISUZU NPR NKR NQR 4HF1 4HG1 — Brake Booster Vacuum Pump With Alternator
Price:
Negotiable
MOQ:
10 pcs
Delivery Time:
5-8 Work Days
Brand:
YIMI
Product Description
OEM Alternator Vacuum Pump Assembly 8970832960 8-97083296-0 8971831730
Product Overview
This integrated alternator vacuum pump assembly combines electrical power generation and brake vacuum supply in a single unit. Designed as a direct OEM replacement for ISUZU NPR, NKR, and NQR series commercial trucks with 4HF1, 4HG1, and 4HK1 diesel engines.
OEM Specification
Verified by ISUZU OEM part numbers 8970832960, 8-97083296-0, 8-97183173-0, and 8971831730
Integrated Design
Combines alternator and vacuum pump in one compact unit
Critical Safety Component
Provides vacuum for brake power assist system
Proven Fitment
Confirmed for ISUZU NPR, NKR, NQR, and NPR66 models
Failure Symptoms
- Hard or Stiff Brake Pedal: Requires excessive force to stop the vehicle
- Increased Stopping Distance: Vehicle takes longer to stop, especially under load
- Hissing Noise: Audible vacuum leak when brake pedal is pressed
- Intermittent Brake Assist: Inconsistent brake pedal feel
- Battery Warning Light: Dimming lights or charging issues
- Unusual Noises: Grinding, whining, or rattling from pump area
- Oil Leakage: Oil seepage from vacuum pump body
⚠️ CRITICAL SAFETY WARNING: A failing vacuum pump is a serious safety hazard that can lead to increased stopping distances and potential accidents. Prompt replacement is essential.
Vehicle Compatibility
| Brand | Model | Engine |
|---|---|---|
| ISUZU | NPR | 4HF1, 4HG1 |
| ISUZU | NKR | 4HF1, 4HG1 |
| ISUZU | NQR | 4HF1, 4HG1, 4HK1 |
| ISUZU | NPR66 | 4HF1 |
| ISUZU | NPR71 | 4HG1 |
| ISUZU | NQR71 | 4HG1 |
| ISUZU | NQR75 | 4HK1 |
| ISUZU | NQR90 | 4HK1 |
Cross-Reference Part Numbers
| Brand / Number | Part Number |
|---|---|
| ISUZU OEM | 8971831730, 8-97183173-0 |
| Aftermarket | LR250-517, LR250-5088, LR280-501, LR280-506 |
| WSL | WSL41-02 |
| JMC | 8970832960 |
Technical Specifications
| Specification | Details |
|---|---|
| Part Number | 8970832960 8-97083296-0 8971831730 |
| Product Name | Alternator Vacuum Pump Assembly |
| Car Model | ISUZU NPR NKR NQR |
| Engine Model | ISUZU 4HF1 4HG1 |
| Condition | 100% Brand New |
| Material | High-strength aluminum alloy & precision bearings |
| Cooling Type | Engine coolant circulation |
| Installation | Direct OEM replacement |
| Quality Standard | OEM equivalent / ISO quality control |
Quality Control & Testing
| QC Item | Verification Method |
|---|---|
| Dimensional Accuracy | Precision inspection to match OE blueprint specifications |
| Vacuum Performance Test | 100% bench testing across full operating range |
| Alternator Output Test | Full testing of voltage and amperage output |
| Leakage Test | 100% vacuum and oil leak testing |
| Bearing / Rotor Test | Noise and vibration testing for smooth operation |
| Durability Cycle Test | 500+ hour fatigue testing under commercial conditions |
| Final Assembly Inspection | 100% visual and functional inspection |
Packaging & Supply
- Packaging: Heavy-duty carton with foam inserts
- Pack Quantity: 1 PC per package
- Suitable For: Wholesale distributors, truck parts retailers, commercial repair shops, and fleet owners
- Main Markets: Middle East, Asia, Africa, South America, North America & Europe
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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