ISUZU OEM Standard Brake Expander Air Brake Wheel Cylinder ISO/TS16949 Certified for CYZ CYH CXZ 6HK1 6WF1
Basic Properties
Place of Origin:
CHINA
Brand Name:
YIMI
Certification:
ISO/TS16949
Model Number:
CYZ CYH CXZ 6HK1 6WF1
Trading Properties
Minimum Order Quantity:
20 PCS
Price:
Negotiable
Payment Terms:
T/T
Supply Ability:
10000 pcs/month
Specifications
| Material: | Cast Steel / Iron | Compatible Engines: | 6HK1, 6WF1, 6WG1, 6UZ1 |
| Condition: | Brand New | Supply Capacity: | 10000 Pieces/month |
| Brake System Type: | Full Air Brake Systems | Weight: | Standard |
| Size: | Standard | Cooling Type: | Engine Coolant Circulation |
| High Light: | OEM Standard Brake Expander,ISO/TS16949 Certified Air Brake Wheel Cylinder,Compatible with 6HK1 6WF1 Brake Wheel Cylinder |
||
Product Description
ISUZU Brake Expander 1-47601087-0 1476010870 for CYZ CYH CXZ 6HK1 6WF1 — OEM Standard Air Brake Wheel Cylinder
ISUZU Brake Expander 1-47601087-0 1476010870 Compatible with CYZ CYH CXZ 6HK1 6WF1 Engine — Air Brake Wheel Cylinder Assembly
The ISUZU Brake Expander (Air Brake Wheel Cylinder Assembly) with OEM numbers 1-47601087-0 / 1476010870 is a precision-engineered replacement designed for ISUZU CYZ, CYH, and CXZ series heavy-duty trucks, compatible with 6HK1 and 6WF1 diesel engines. This component is a core actuation element of the vehicle's air brake system, responsible for converting compressed air pressure into mechanical force to push brake shoes against the brake drum for vehicle deceleration.
Numbering Note: This product number is 1-47601087-0 / 1476010870, with OE code MC889050. The series also includes 1-47601087-KD / 147601087KD. Related numbers include 1-47601371-9 (LH) and 1-47601370-9 (RH). Please verify the specific number based on actual vehicle configuration.
Working Principle
The brake expander (air brake wheel cylinder) is a core actuation component of the air brake system, mounted on the brake backing plate and connected to the brake shoes. Its working principle includes:
- Air Pressure Input: When the driver depresses the brake pedal, compressed air enters the expander through the brake valve.
- Piston Actuation: Compressed air pushes the piston inside the expander outward, transmitting force through the push rod to the brake shoes.
- Brake Shoe Expansion: The brake shoes expand outward under push rod force, contacting the rotating brake drum inner surface to generate friction, converting kinetic energy into thermal energy for braking.
- Brake Release: When the driver releases the brake pedal, compressed air is exhausted, and return springs push the piston back, separating the brake shoes from the drum.
Failure Symptoms
⚠️ Inspect immediately if any of these occur
| Symptom | Probable Cause |
|---|---|
| Reduced braking performance; increased stopping distance | Worn internal seals; air pressure leakage; insufficient braking force |
| Vehicle pulls to one side during braking | Single-side expander malfunction; uneven left/right braking force |
| Brake drag; vehicle still feels braked after pedal release | Stuck piston; expander fails to return |
| Air leakage sound during braking | Damaged expander seals; compressed air leakage |
| Visual inspection shows oil stains or rust on expander surface | Aged/worn seals; internal grease leakage or external corrosion |
Verifiable Data
🔬 Based on Industry Standards & General Validation
Product Certification: Manufactured under ISO/TS16949 automotive quality management system certification.
Brand: IZUMI
Material: Cast Steel / Iron
Warranty: 1 year
Compatible Models: ISUZU CYZ, CYH, CXZ series
Extended Compatibility: ISUZU CXH, CXJ, CYM, EXD, EXR, EXY, EXZ, FVR, FSR, GVR, GXR and more
Compatible Engines: ISUZU 6HK1, 6WF1, 6WG1, 6UZ1
Condition: Brand New — 100% quality inspected
Supply Capacity: 10000 pieces/month
Data Source Note: Certification, material, and warranty data above are based on IZUMI brand publicly available product information and general industry standards. Test reports available upon request.
| Part Number: | 1-47601087-0 1476010870 | Product Name: | Brake Expander |
| Car Model: | CYZ CYH CXZ 6HK1 | Engine Model: | 6WF1 |
| Condition: | 100% Brand New | Size: | Standard |
| Weight: | Standard | Origin: | China Mainland |
| Main Market: | Middle East, Asia, Africa, South America, North America & Europe | Package: | Neutral Packing Or Make It As Requested |
| Material: | High-strength aluminum alloy & precision bearings | Cooling Type: | Engine coolant circulation |
| Installation: | Direct OEM replacement | Quality Standard: | OEM equivalent / ISO quality control |
Vehicle & Engine Compatibility
Primary Vehicle Applications:
| Brand | Model Series | Compatible Engine | Years |
|---|---|---|---|
| ISUZU | CYZ | 6HK1, 6WF1 | 2000–2020 |
| ISUZU | CYH | 6HK1, 6WF1 | 2000–2020 |
| ISUZU | CXZ | 6HK1, 6WF1 | 2000–2020 |
| ISUZU | CXZ51K | 6WF1 | — |
| ISUZU | CYZ51K | 6WF1 | — |
| ISUZU | CYZ52 | 6WF1 | — |
Extended Vehicle Applications:
| Brand | Model Series | Compatible Engine | Years |
|---|---|---|---|
| ISUZU | CXH, CXJ, CYM | 6HK1, 6WF1, 6WG1 | 2003–2017 |
| ISUZU | EXD, EXR, EXY, EXZ | 6WG1 | 2003–2017 |
| ISUZU | FSR, FTR, FVR, FVZ | 4HK1, 6HK1 | 2003–2017 |
| ISUZU | GVR, GXR, GXZ | 6UZ1 | 2003–2017 |
| ISUZU | Forward, Giga series | Various | — |
Important Fitment Warnings
- Number Confirmation: This product number is 1-47601087-0 / 1476010870, OE code MC889050. Also available as 1-47601087-KD / 147601087KD. Verify the specific number on the original part before ordering.
- Left/Right Side: This series has left and right side variations. Left-hand: 1-47601371-9 (LH), Right-hand: 1-47601370-9 (RH).
- Brake System Type: This product is designed for Full Air Brake Systems.
- Associated Components: When replacing the expander, it is recommended to inspect brake shoes, brake drums, and brake lines — replace if necessary.
- Post-Installation Bleeding: After installation, brake system bleeding is mandatory to remove air from lines.
- Professional Installation: The brake expander is a critical braking system safety component — professional installation is strongly recommended.
Features & Benefits
| Feature | Benefit + Verification Signal |
|---|---|
| High-Quality Cast Steel/Iron Material | Excellent strength and wear resistance for long-term reliable operation under high-pressure, high-frequency braking conditions — suitable for ISUZU CYZ/CYH/CXZ heavy-duty truck applications. |
| ISO/TS16949 Quality Management Certified | Internationally recognized automotive industry quality standard ensuring full-process quality control — supplied by IZUMI brand. |
| Precision Machining & Rigorous Sealing Design | Ensures stable air pressure transmission and rapid, reliable brake response — effectively reduces stopping distance and enhances driving safety. |
| 100% Factory Quality Inspection | Every piece undergoes strict quality inspection — ensures zero-defect delivery. |
| 1-Year Warranty | Reliable after-sales protection — 1-year quality guarantee. |
| Broad OEM Cross-Compatibility | Replaces OEM numbers 1-47601087-0 / 1476010870; compatible with MC889050, 1-47601087-KD — fits CYZ, CYH, CXZ, EXZ, Giga, Forward models. |
Packaging & Supply
| Packaging | Neutral packaging (plastic bag + neutral carton) |
| Quantity per package | 1 pc/box (standard shipment packaging) |
| Brand | IZUMI |
| Place of Origin | China |
| Customization Options | OEM custom packaging / neutral packaging / private labeling |
| Minimum Order Quantity | 2 pieces |
| Supply Capacity | 10000 pieces/month |
| Warranty | 1 year |
| Target Customers | Truck parts wholesalers, heavy-duty truck repair shops, fleet purchasers, export traders |
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