| Payment Terms | T/T |
| Vacuum Seal Test | 100% vacuum pressure test |
| Design | Vacuum-Assisted Hydraulic Booster |
| Delivery Time | 5-8 Work Days |
| Durability Rating | 500,000+ km |
| Installation Fitment | 99% direct bolt-on |
| Certifiion | ISO/TS16949 |
| Housing Material | Steel with Black-Finished Coating |
| Engine Compatibility | 4HK1-TC, 4JJ1 3.0L, 4HE1 4.8L |
| Supply Ability | 10000 pcs/month |
| Durability Cycle Test | 500+ hour fatigue testing |
| OEM Part Number | 8-97162800-1 / 8971628001 |
| Packaging Details | Neutral Package or as customers’ request |
| Model Number | ISUZU NPR75 NKR 4HK1-TC |
| Place of Origin | China |
| Brand Name | YIMI |
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Product Specification
| Payment Terms | T/T | Vacuum Seal Test | 100% vacuum pressure test |
| Design | Vacuum-Assisted Hydraulic Booster | Delivery Time | 5-8 Work Days |
| Durability Rating | 500,000+ km | Installation Fitment | 99% direct bolt-on |
| Certifiion | ISO/TS16949 | Housing Material | Steel with Black-Finished Coating |
| Engine Compatibility | 4HK1-TC, 4JJ1 3.0L, 4HE1 4.8L | Supply Ability | 10000 pcs/month |
| Durability Cycle Test | 500+ hour fatigue testing | OEM Part Number | 8-97162800-1 / 8971628001 |
| Packaging Details | Neutral Package or as customers’ request | Model Number | ISUZU NPR75 NKR 4HK1-TC |
| Place of Origin | China | Brand Name | YIMI |
| High Light | OEM 8-97162800-1 Brake Booster ,Steel Housing Brake Booster ,Direct Bolt-On Brake Booster | ||
The Brake Master Vacuum Assembly (Vacuum Power Brake Booster) with OEM numbers 8-97162800-1 and 8971628001 is a verified direct-fit replacement for ISUZU NPR, NPR75, NKR, NQR, and NRR series trucks. This critical component utilizes engine vacuum to multiply brake pedal force, significantly reducing braking effort while ensuring consistent, responsive pedal feel and improved stopping power for heavy-duty truck safety.
If your brake booster is failing, you may experience one or more of the following symptoms:
| Part Number | 8-97162800-1 8971628001 |
| Product Name | Brake Booster |
| Car Model | ISUZU NPR75 NKR |
| Engine Model | ISUZU 4HK1-TC |
| 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 |
Primary Appliions:
| Brand | Model | Engine | Years |
|---|---|---|---|
| ISUZU | NPR, NPR75, NPR-HD | 4HK1-TC, 4HE1, 4JJ1 | 1998-2020 |
| ISUZU | NKR | 4HK1-T, 4JH1 | Various |
| ISUZU | NQR | 4HK1-TC, 4HE1 | 2002-2014 |
| ISUZU | NRR | 4JJ1 3.0L, 4HE1 4.8L | 1998-2020 |
| ISUZU | ELF Series | 3.0L / 5.2L Diesel | 2012+ |
Cross-Brand Appliions:
| Brand | Model | Years |
|---|---|---|
| Chevrolet | W3500 / W5500 Tiltmaster | 2002-2009 |
| GMC | W3500 / W5500 Forward | 2002-2008 |
| Feature | Benefit + Verifiion Signal |
|---|---|
| OEM Specifiion — ISUZU Genuine | Guarantees factory-fit quality and performance — verified by ISUZU OEM part numbers |
| Heavy-Duty Steel Housing Construction | Provides exceptional durability and longevity under demanding conditions |
| Precision-Engineered Vacuum Seal System | Delivers consistent and reliable brake assist function — verified by OEM-spec performance testing |
| Direct Bolt-On Fitment | No modifiions required — verified by 99% installation success rate |
| Complete Assembly | Includes mounting hardware and bracket assembly for straightforward installation |
| Wide Vehicle Compatibility | Fits multiple ISUZU models and cross-brand appliions |
| 100% New — No Core Charge | Guarantees zero wear, immediate response, and full service life |
| QC Item | Verifiion Method |
|---|---|
| Dimensional Accuracy | Precision inspection to verify all mounting points match OE blueprint specifiions |
| Vacuum Seal Integrity Test | 100% vacuum pressure test to guarantee zero leakage |
| Housing Durability Test | Structural integrity testing of steel housing under extreme conditions |
| Performance Simulation Test | Dynamic testing to verify booster response matches OEM specifiions |
| Durability Cycle Test | 500+ hour fatigue testing to verify 500,000+ km service life |
| Final Assembly Inspection | 100% visual and functional inspection before packaging |
Pre-Installation Checklist:
Installation Guidelines:
Maintenance Schedule:
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Trading Company,Seller
Year Established:
2005
Total Annual:
8000000-10000000
Employee Number:
100~150
Ecer Certification:
Verified Supplier
Yimi (Guangzhou) Automotive Parts Co., Ltd. Located in Guangzhou—the economic and transportation hub of Southern China—we are a specialized supplier and exporter with over 20 years of experience in the automotive parts industry. We focus on the production and sales of high-quality ... Yimi (Guangzhou) Automotive Parts Co., Ltd. Located in Guangzhou—the economic and transportation hub of Southern China—we are a specialized supplier and exporter with over 20 years of experience in the automotive parts industry. We focus on the production and sales of high-quality ...
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