TRW Automotive AfterMarket BWF171 Main Brake Cylinder & Parts
Brake System: Wheel Brake Cylinder with integrated brake-power governor Diameter [mm]: 20,6Manufacturer Restriction: BENDIXMaterial: Cast Iron Paired article numbers: BWF170
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TRW Automotive AfterMarket BWF171 Main Brake Cylinder & Parts
The TRW BWF171 Main Brake Cylinder is a high‑performance component designed for the rear drum brake system of selected Renault models, notably the Twingo I. This cylinder delivers reliable hydraulic pressure to ensure consistent braking force and optimal vehicle safety.
Key Features & Specifications
- Material: Cast iron construction for durability and heat dissipation.
- Design: Integrated brake regulator for precise pressure control.
- Compatibility: Engineered to fit the rear right wheel of Renault Twingo I (C06) and similar models with a 1.2L engine.
- Dimensions: Standard size that matches OEM specifications, ensuring seamless installation.
- Performance: Provides consistent hydraulic pressure across the entire braking cycle, reducing wear on brake shoes.
Installation Overview
The BWF171 cylinder is a drop‑in replacement for the original rear drum brake cylinder. Installation involves removing the old cylinder, cleaning the mounting surface, and securing the new unit with the supplied hardware. The integrated regulator eliminates the need for additional adjustment components.
Step‑by‑Step Guide
- Disconnect the vehicle battery to prevent accidental electrical discharge.
- Remove the rear wheel and brake drum assembly.
- Detach the old cylinder by loosening the mounting bolts and carefully lifting it out of the housing.
- Clean the cylinder mounting area with a solvent to remove debris and corrosion.
- Position the new BWF171 cylinder into the housing, aligning all ports correctly.
- Tighten the mounting bolts to the manufacturer’s torque specification.
- Reinstall the brake drum and wheel, then reconnect the battery.
- Bleed the brake system to remove any trapped air and ensure optimal hydraulic pressure.
Maintenance Tips
- Regularly inspect the cylinder for signs of wear or leakage.
- Check the integrated regulator function during routine brake checks.
- Replace the cylinder if any abnormal vibration or reduced braking performance is observed.
Why Choose TRW BWF171?
The TRW BWF171 Main Brake Cylinder combines proven engineering with robust materials to deliver reliable stopping power. Its design aligns with OEM standards, ensuring that the braking system operates as intended without compromising safety or performance.
Technical Data Sheet
| Parameter | Specification |
|---|---|
| Model | BWF171 |
| Application | Rear Drum Brake Cylinder – Right Wheel |
| Vehicle Compatibility | Renault Twingo I (C06), 1.2L engine |
| Material | Cast Iron |
| Integrated Feature | Brake Regulator |
| Dimensions (approx.) | Standard OEM size |
| Torque Specification | As per manufacturer’s guidelines |
Performance Benefits
- Consistent Braking: Maintains uniform hydraulic pressure, reducing brake shoe wear.
- Heat Management: Cast iron construction dissipates heat effectively during heavy braking.
- Reliability: Designed to meet or exceed OEM performance standards.
Conclusion
The TRW Automotive AfterMarket BWF171 Main Brake Cylinder & Parts is an essential component for maintaining the safety and reliability of rear drum brake systems in compatible Renault vehicles. Its robust construction, integrated regulator, and precise fit make it a dependable choice for both professional mechanics and knowledgeable DIY enthusiasts.
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 18.79 EUR  15.19 EUR  18.04 EUR |
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| Tags | Brake Cylinder TRW Automotive AfterMarket BWF171 |
| Identifiers | |
| Brand |  TRW is a brand that produces automotive parts and safety systems. Some of their notable products include airbags, seatbelts, and braking systems. The company has a long history of producing quality products and is known for their innovation in the automotive industry. |
| Model | TRW BWF171 |
| MPN | TRW BWF171 |
| ID | 7123911 |
| Dimensions / Weight | |
| Key Features | |
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