| HS Code | Official Doc | Tariff Rate | Origin | Destination | Effective Date |
|---|---|---|---|---|---|
| 8708998105 | Doc | 57.5% | CN | US | 2025-05-12 |
| 8714943080 | Doc | 55.0% | CN | US | 2025-05-12 |
| 4009120020 | Doc | 40.0% | CN | US | 2025-05-12 |
| 4009220020 | Doc | 57.5% | CN | US | 2025-05-12 |
| 4016931010 | Doc | 57.5% | CN | US | 2025-05-12 |
| 4016935010 | Doc | 57.5% | CN | US | 2025-05-12 |
| 8487900080 | Doc | 83.9% | CN | US | 2025-05-12 |
| 8487900040 | Doc | 58.9% | CN | US | 2025-05-12 |
Brake Hose
A brake hose is a hydraulic line that carries pressurized brake fluid from the master cylinder to the brake calipers or wheel cylinders, ultimately applying force to the brake pads or shoes to slow or stop a vehicle. It is a critical component of a vehicle's braking system.
Material
Brake hoses are constructed from multiple layers to ensure durability and safety. Common materials include:
- Rubber: Historically, brake hoses were made primarily of natural or synthetic rubber. However, rubber is susceptible to degradation from heat, age, and exposure to fluids.
- Reinforced Rubber: Most commonly, hoses are constructed with an inner layer of synthetic rubber compatible with brake fluid (typically DOT 3, DOT 4, or DOT 5.1), a reinforcement layer (often steel braid), and an outer protective layer of rubber or a polymer material.
- Stainless Steel Braided: These hoses feature a stainless steel braid over a PTFE (Teflon) inner liner. They offer superior strength, reduced expansion under pressure, and increased resistance to corrosion. They are often used in performance applications.
- Fluoropolymer (PTFE) lined with Stainless Steel Braid: Provide the best performance and longevity, highly resistant to corrosion and expansion.
Purpose
The primary purpose of a brake hose is to:
- Transmit Hydraulic Pressure: Effectively transfer the force generated by the master cylinder to the brakes.
- Allow Suspension Movement: Flex and expand to accommodate the movement of the vehicle's suspension without compromising the hydraulic pressure.
- Ensure Reliable Braking: Maintain consistent braking performance under various conditions.
Function
Brake hoses function by:
- Containing Brake Fluid: Preventing leaks of brake fluid, which is essential for proper braking operation.
- Resisting Pressure: Withstanding the high pressures generated by the master cylinder during braking.
- Flexibility: Allowing the brake system to operate effectively even as the suspension moves.
- Expansion Control: Minimizing expansion under pressure to maintain a firm brake pedal feel. Excessive expansion can lead to a "spongy" brake pedal.
Usage Scenarios
Brake hoses are used in:
- Passenger Vehicles: Standard braking systems in cars, trucks, and SUVs.
- Performance Vehicles: Upgraded stainless steel braided hoses are common for improved braking response and feel.
- Off-Road Vehicles: Reinforced hoses are used to withstand the stresses of off-road driving.
- Motorcycles: Hydraulic lines connecting the master cylinder to the brake calipers.
- Heavy-Duty Vehicles: Trucks and buses utilize robust hoses designed for frequent and demanding use.
Common Types
- Standard Rubber Brake Hoses: The most common and least expensive type. Require periodic inspection and replacement.
- Reinforced Rubber Brake Hoses: Offer improved durability compared to standard rubber hoses.
- Stainless Steel Braided Brake Hoses: Provide superior performance, reduced expansion, and increased durability. Often available with different colored outer coverings for aesthetic purposes.
- DOT-Compliant Hoses: Hoses that meet the standards set by the Department of Transportation for safety and performance.
- Pre-formed Hoses: Hoses that are pre-bent to fit specific vehicle models, simplifying installation.
- High-Temperature Hoses: Designed for vehicles subjected to extreme braking conditions, such as racing or towing.
Brake hoses are components used in vehicle braking systems to transmit hydraulic pressure from the master cylinder to the brake calipers or wheel cylinders, enabling the vehicle to decelerate and stop. They are typically made of rubber or plastic and are designed to withstand high pressure and temperature variations. They are found in a wide range of vehicles, including cars, trucks, buses, and motorcycles.
The following HS codes are relevant to brake hoses, based on the provided information:
-
8708998105: Parts and accessories of the motor vehicles of headings 8701 to 8705: Other parts and accessories: Other: Other Brake hoses of plastics, with attached fittings.
- 87: Chapter 87 – Vehicles and their parts and accessories.
- 08: Heading 8708 – Parts and accessories of vehicles of headings 8701 to 8705.
- 99: Subheading 870899 – Other parts and accessories.
- 81: Further breakdown specifying "Other".
- 05: Further breakdown specifying "Brake hoses of plastics, with attached fittings".
- Tax Rate Details: Basic tariff: 2.5%, Additional tariff: 25.0%, Additional tariff after 2025.4.2: 30.0%. Total tariff: 57.5%.
-
4009120020: Tubes, pipes and hoses, of vulcanized rubber other than hard rubber, with or without their fittings (for example, joints, elbows, flanges): Not reinforced or otherwise combined with other materials: With fittings Brake hoses for the vehicles of subheadings 8701.21, 8701.22, 8701.23, 8701.24 or 8701.29 or headings 8702, 8703, 8704, 8705 or 8711.
- 40: Chapter 40 – Rubber and articles thereof.
- 09: Heading 4009 – Tubes, pipes and hoses, of vulcanized rubber other than hard rubber.
- 12: Subheading 400912 – Not reinforced or otherwise combined with other materials.
- 00: Further breakdown specifying "With fittings".
- 20: Further breakdown specifying "Brake hoses for the vehicles…".
- Tax Rate Details: Basic tariff: 2.5%, Additional tariff: 7.5%, Additional tariff after 2025.4.2: 30.0%. Total tariff: 40.0%.
-
4009220020: Tubes, pipes and hoses, of vulcanized rubber other than hard rubber, with or without their fittings (for example, joints, elbows, flanges): Reinforced or otherwise combined only with metal: With fittings Brake hoses for the vehicles of subheadings 8701.21, 8701.22, 8701.23, 8701.24 or 8701.29 or headings 8702, 8703, 8704, 8705 or 8711.
- 40: Chapter 40 – Rubber and articles thereof.
- 09: Heading 4009 – Tubes, pipes and hoses, of vulcanized rubber other than hard rubber.
- 22: Subheading 400922 – Reinforced or otherwise combined only with metal.
- 00: Further breakdown specifying "With fittings".
- 20: Further breakdown specifying "Brake hoses for the vehicles…".
- Tax Rate Details: Basic tariff: 2.5%, Additional tariff: 25.0%, Additional tariff after 2025.4.2: 30.0%. Total tariff: 57.5%.
-
8714943080: Parts and accessories of vehicles of headings 8711 to 8713: Other: Brakes, including coaster braking hubs and hub brakes, and parts thereof: Other.
- 87: Chapter 87 – Vehicles and their parts and accessories.
- 14: Heading 8714 – Parts and accessories of vehicles of headings 8711 to 8713.
- 94: Subheading 871494 – Other.
- 30: Further breakdown specifying "Brakes, including coaster braking hubs and hub brakes, and parts thereof".
- 80: Further breakdown specifying "Other".
- Tax Rate Details: Basic tariff: 0.0%, Additional tariff: 25.0%, Additional tariff after 2025.4.2: 30.0%. Total tariff: 55.0%.