OEM Front Left Brake Wheel Cylinder 8-97139825-0 8971398250 8-97139-825-0 For ISUZU ELF NKR NQR NPR TURBO 4BD1 4HF1 4HG1 4JJ1 — 1-3/16″ (30.16mm) Drum Brake Cylinder With Copper Bleeder
Price:
Negotiable
MOQ:
10 pcs
Delivery Time:
5-8 Work Days
Brand:
YIMI
Product Description
OEM Front Left Brake Wheel Cylinder 8-97139825-0 8971398250 8-97139-825-0
Product Overview
This OEM-grade Front Left Brake Wheel Cylinder is a direct replacement for ISUZU ELF, NKR, NPR, NQR, and other commercial truck models. Manufactured to ISUZU's stringent specifications, it features a precision 1-3/16″ (30.16mm) bore and heavy-duty cast iron construction for reliable braking performance in demanding commercial applications.
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OEM Specification: Verified by ISUZU part numbers 8-97139825-0, 8971398250, 8-97139-825-0
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Precision 1-3/16″ (30.16mm) Bore: Verified by AUTOTEC EBS and Brembo specifications
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Heavy-Duty Construction: Cast iron with corrosion-resistant silver finish
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Complete Assembly: Includes copper bleeder screw and 16-tooth gear adjuster
⚠️ IMPORTANT: This is the Front Left-Hand (LH) unit. The Right-Hand (RH) counterpart is 8-97139824-0 / 8971398240.
Key Specifications
Part Numbers:
8-97139825-0, 8971398250, 8-97139-825-0
Vehicle Models:
ISUZU ELF, NKR, NQR, NPR
Engine Models:
ISUZU 4BD1, 4HF1, 4HG1, 4JJ1
Condition:
100% Brand New
Bore Size:
1-3/16″ (30.16mm)
Weight:
1,215 g
Origin:
China Mainland
Warranty:
12 Months
Failure Symptoms
- Brake Fluid Leakage: Visible fluid seeping from front wheels or inside brake drum
- Soft or Spongy Brake Pedal: Pedal feels unusually soft or goes to the floor
- Uneven Braking: Vehicle pulls to one side during braking
- Reduced Braking Performance: Longer stopping distance or increased pedal pressure
- Contaminated Brake Shoes: Brake fluid soaking into brake shoes
- Low Brake Fluid Level: Unexplained drop in reservoir level
⚠️ A failing brake wheel cylinder can lead to reduced braking performance and potential brake failure. Prompt replacement is essential.
Vehicle Compatibility
| Brand | Model | Chassis/Series | Engine | Years |
|---|---|---|---|---|
| ISUZU | ELF | NKR8_, NKQ8_ | 4BD1, 4HF1 | 1994 onwards |
| ISUZU | NKR | N-Series | 4BD1, 4HF1 | 1994 onwards |
| ISUZU | NPR | N-Series | 4BD1, 4HF1, 4HG1 | 1994 onwards |
| ISUZU | NQR | N-Series | 4HF1, 4HG1 | 1994 onwards |
| ISUZU | NLR | N-Series | 4JJ1 | 2008 onwards |
| ISUZU | NMR | N-Series | 4JJ1 | 2008 onwards |
Cross-Reference Part Numbers
| Part Number | Description | Position |
|---|---|---|
| 8-97139825-0 / 8971398250 | Front Brake Wheel Cylinder | Left Hand (LH) - This Part |
| 8-97139824-0 / 8971398240 | Front Brake Wheel Cylinder | Right Hand (RH) - Counterpart |
| 8970221431 / 8970221430 | Front Brake Wheel Cylinder | LH (alternate variant) |
Quality Control & Verification
| QC Item | Verification Method |
|---|---|
| Dimensional Accuracy | Precision inspection to verify 1-3/16″ bore diameter and dimensions |
| Material Composition | Heavy-duty cast iron analysis for structural integrity |
| Bore Surface Test | 100% surface testing for optimum sealing surface |
| Leakage Test | 100% hydraulic pressure test for zero fluid leakage |
| Durability Cycle Test | 500+ hour fatigue testing for 200,000+ km service life |
Installation Recommendations
⚠️ Professional Installation Recommended - Replace in pairs for balanced braking performance
- Quantity Required: 2 per vehicle (one for each front wheel)
- Inspect brake shoes, drums, and hardware for wear before installation
- Use new brake fluid (DOT 3 or DOT 4) from sealed container
- Torque mounting bolts to manufacturer's specified settings
- Bleed brake system thoroughly using copper bleeder screw
- Test brake pedal feel and performance before road test
Packaging & Supply
Packaging:
Neutral box or custom packaging
Pack Quantity:
1 PC
Net Weight:
1,215 g (1.215 kg)
Main Markets:
Global distribution
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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