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Gear

CN → US
HS编码 关税税率 原产国 目的国 文档
8483409000 37.5% CN US 官方文档
7326190080 87.9% CN US 官方文档
8483905080 37.5% CN US 官方文档
8108903030 40.5% CN US 官方文档
7326908688 87.9% CN US 官方文档

商品图片

AI分析

⚙️ Gears & Gear Assemblies (Metal Gears, Transmission Elements)


🌐 HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Strategic Compliance Strategy
📌 I. Product Definition & Classification: Do You Really Understand "Gears"?

Gears are mechanical rotating circular machine parts having cut teeth, or gear teeth, which mesh with another toothed part to transmit torque. In international trade, the classification of metal gears depends heavily on their material, specific function, and structural integration. Misclassification can lead to severe penalty due to the high additional tariffs applied to steel, aluminum, and copper products under Section 123 and Section 301 measures.

Key Classification Distinctions: 1. Specialized Transmission Gears (HS 8483 Series): Gears designed specifically for mechanical transmission systems, often classified by their function as parts of machines. 2. General Metal Articles (HS 7326 Series): Gears made of steel, iron, or other metals that do not fit the specific technical definition of a transmission element or are considered "other articles of iron/steel." 3. Material-Specific Classification (HS 8108): Gears specifically made of Titanium (rare but possible).

⚠️ Critical Warning:
- Steel/Iron/Copper/Aluminum Gears: If classified under 7326, they are subject to the maximum combined tariff of 87.9% (due to the 50% Section 232/Section 301 specific surcharge on steel/aluminum/copper + standard 301 duties).
- Transmission Gears (HS 8483): Generally subject to 37.5% (2.5% Base + 25% Section 301 + 10% Section 122/IEEPA).
- Titanium Gears (HS 8108): Subject to 40.5% (5.5% Base + 25% Section 301 + 10% Section 122/IEEPA).


📦 II. HS Code Classification Details (2026 Latest Tariff Authority Match)

Based on the provided data, here are the valid HS Codes for "Gear" products:

HS Code Product Description Applicable Scenario Material Basis
8483.40.90.00 Metal Gears, Classified as Transmission Gears & Gear Assemblies Standard industrial gears, gearbox components, drive shaft gears Iron/Steel (Non-section 232 specific listing) or general transmission parts
7326.19.00.80 Metal Gears, Classified under "Other Articles of Iron/Steel" Generic steel gears, fasteners, simple toothed wheels not primarily for complex transmission Steel/Iron
8483.90.50.80 Metal Gears, Classified as Other Transmission Elements Parts of transmission systems not explicitly listed in 8483.40, e.g., specialized shafts with gears Iron/Steel (General machinery parts)
8108.90.30.30 Metal Gears, Inferred from Titanium & Titanium Articles Gears made primarily of Titanium (high-end aerospace/medical) Titanium
7326.90.86.88 Metal Gears, Classified under "Other Unlisted Metal Articles" Miscellaneous metal gear-like products not fitting other categories Steel/Iron

🔍 Important Note:
- The two codes under 7326 (7326.19.00.80 and 7326.90.86.88) incur a total tax rate of 87.9%. This is because they are subject to the 50% additional tariff specifically targeting Steel, Aluminum, and Copper products (Section 232/201/301 overlap), in addition to the standard 301 duties. - The codes under 8483 and 8108 are considered "Machinery Parts" or "Base Metal Articles (Special)," incurring lower total rates (37.5% and 40.5% respectively).


💰 III. 2026 Latest Tariff Rate Breakdown (Including Surtaxes & Policy Add-ons)

Applicable Country: USA (US)
Origin: China (CN)
Effective Date: Current rates include Section 301, Section 122, and Section 232 surcharges.

🎯 1. 8483.40.90.00 & 8483.90.50.80 —— Transmission Gears (General)

Item Detail
Base Rate (MFN) 2.5%
Section 301 Surtax +25.0% (Trade Act of 1974)
Section 122/IEEPA Surtax +10.0%
Total Tax Rate 37.5%
Tax Calculation CIF Value × 37.5%
De Minimis Exemption? No (Value typically exceeds threshold; high tariff items are scrutinized)
Legal Basis Path HTSUS:8483.40.90Section 301 (Footnote 8)IEEPA:9903

📌 Explanation:
- These codes fall under "Transmission Shafts, Crankshafts... Gears." - They avoid the 50% Steel/Aluminum/Copper surcharge because they are classified as functional machinery parts (Chapter 84) rather than generic metal articles (Chapter 73). - Total 37.5% is high but significantly lower than the 87.9% penalty rate.


🎯 2. 7326.19.00.80 & 7326.90.86.88 —— General Steel/Iron Gears

Item Detail
Base Rate (MFN) 2.9%
Section 301 Surtax +25.0%
Section 122/IEEPA Surtax +10.0%
Steel/Al/Copper Specific Surtax +50.0% (Section 232/201/301 Overlap)
Total Tax Rate 87.9%
Tax Calculation CIF Value × 87.9%
De Minimis Exemption? No
Legal Basis Path HTSUS:7326Steel/Al/Copper Add'l Tariff (50%)Section 301IEEPA

📌 Critical Warning:
- Why 50%? The data explicitly states: "Steel, Aluminum, Copper products add 50% tariff." - If your gear is made of steel and is classified as a "general article" (Chapter 73) rather than a "machine part" (Chapter 84), you trigger this massive surcharge. - Total 87.9% makes importing standard steel gears from China to the US extremely costly. Avoid this classification if possible.


🎯 3. 8108.90.30.30 —— Titanium Gears

Item Detail
Base Rate (MFN) 5.5%
Section 301 Surtax +25.0%
Section 122/IEEPA Surtax +10.0%
Total Tax Rate 40.5%
Tax Calculation CIF Value × 40.5%
De Minimis Exemption? No
Legal Basis Path HTSUS:8108Section 301IEEPA

📌 Note:
- Titanium is not subject to the 50% Steel/Aluminum surcharge. - The base rate is higher (5.5%), but the absence of the 50% surcharge keeps the total at 40.5%, which is much more manageable than 87.9%.


🛠️ IV. Customs Clearance Practical Advice (Avoid Pitfalls)

✅ 1. Document Preparation Checklist

Document Required Purpose
Product Specifications ✔️ Must detail: Material (Steel, Ti, etc.), Function (Transmission vs. Generic), Industry Use.
Technical Diagrams ✔️ Show how the gear integrates into a machine. This supports HS 8483 (Machine Part) classification over HS 7326 (General Article).
Material Certificate ✔️ Proof of Titanium content if claiming 8108. Proof of Steel grade if claiming 7326.
Commercial Invoice ✔️ Describe as "Gear Assembly for [Machine Type]" rather than just "Metal Gear" to encourage Chapter 84 classification.
Statement of Function ✔️ Explicitly state: "Used for power transmission in [Specific Machine]."

✅ 2. Classification Strategy (Key Takeaways)

🔥 "Functional Intent Determines Chapter 84, Material Genericity Determines Chapter 73!"

Scenario Recommended HS Code Total Tax Strategy
Gear is part of a gearbox/motor 8483.40.90.00 or 8483.90.50.80 37.5% Best Option. Emphasize "Transmission Element."
Gear is Titanium 8108.90.30.30 40.5% Good Option. Avoids 50% steel surcharge.
Generic Steel Gear (No specific machine context) 7326.19.00.80 or 7326.90.86.88 87.9% Avoid. Only use if no machine application is proven.

✅ 3. Special Considerations

Situation Handling Advice
Steel Gears If you must import steel gears, try to prove they are "Parts of Machines" (HS 8483). Do NOT let them be classified as "Other Iron/Steel Articles" (HS 7326) to avoid the 50% surcharge.
Mixed Shipments Declare gears separately from other steel hardware. Mixing can lead to the entire shipment being assessed at the higher 87.9% rate if deemed "articles of steel."
Section 122/IEEPA Note that the 10% additional tariff applies to all these categories for Chinese origin. It is non-negotiable.
Pre-Ruling Strongly recommend filing an Advance Ruling with CBP if your gears are complex. Show CBP that the gear is an integral part of a transmission system, not just a standalone metal object.

🌍 V. Global Market Comparison (2026)

Country/Region Recommended HS Code Est. Total Tariff (China Origin) Key Certification Notes
🇺🇸 USA 8483.40.90.00 37.5% FCC/UL (if electric assembly) Critical: Avoid HS 7326 to save 50%.
🇺🇸 USA 7326.19.00.80 87.9% N/A Avoid. High penalty on steel.
🇪🇺 EU 8483.40.90.00 ~2-5% CE No Section 301/232 equivalents.
🇨🇳 China 8483.40.90.00 ~2-5% CCC Low import duty for components.

📌 Conclusion:
- The USA imposes the highest barriers. The difference between 37.5% and 87.9% is huge. - Strategic Goal: Classify gears as Transmission Parts (Chapter 84) rather than Generic Metal Articles (Chapter 73).


📌 VI. Common Errors & Pitfalls (Lessons Learned)

Error 1: Labeling "Steel Gear" generically on the invoice.
👉 Result: CBP defaults to HS 732687.9% Tax.
👉 Fix: Label as "Transmission Gear Assembly for Industrial Motor."

Error 2: Assuming all metal gears are the same.
👉 Result: Paying 87.9% for a titanium gear that could be 40.5%.
👉 Fix: Provide material specs for Titanium gears (8108).

Error 3: Ignoring the "Steel/Al/Copper 50% Surtax."
👉 Result: Underestimating landed cost by 50%.
👉 Fix: Always check if the Chapter 73 classification triggers the 50% add-on.

Correct Practice:

"Precision Helical Gear, Titanium Alloy, Part of CNC Machine Transmission System, Model XYZ, Certified for US Import under HTS 8483."


🎯 VII. Conclusion: Precise Classification, Cost Control

🎯 Remember:

🔹 "Chapter 84 (Machine Parts) vs. Chapter 73 (Metal Articles): The 50% Gap!"
🔹 "Steel Gears = Risk of 87.9%. Transmission Gears = 37.5%. Choose Wisely."
🔹 "Titanium Gears = 40.5%. Safe from Steel Surtax."


📌 Pro Tip:
If your gears are steel, work with your engineer to document their functional integration into a larger machine. This is your best defense against being classified as a "generic steel article."


📣 Immediate Action:

📞 Review your product specs.
📝 Update invoice descriptions to highlight functional use (Transmission/Machinery).
🚀 Secure the 37.5% or 40.5% rate, and avoid the 87.9% penalty.


Professional Clearance Starts with Accurate Classification!
💼 Save 50% by Choosing the Right HS Code!

用户评价

关于 HS 编码归类

协调制度(HS)是由世界海关组织(WCO)制定的国际贸易商品分类标准。全球 200 多个国家采用 HS 系统作为海关关税、贸易统计和进出口监管的基础。

每个 HS 编码遵循以下层级结构:

  • 章(2 位)——商品大类(例如:第 84 章:机器和机械设备)
  • 品目(4 位)——章内的更具体分类
  • 子目(6 位)——国际通用细分,所有 WCO 成员国统一使用
  • 本国细分(8-10 位)——各国自行扩展的细分编码,如美国 HTSUS 10 位编码

正确的 HS 编码归类对于顺利通关、准确缴纳关税和遵守贸易法规至关重要。错误归类可能导致海关延误、多缴关税或罚款。

CN进口到US时,适用的关税税率可能包括:

  • 最惠国(MFN)税率——适用于 WTO 成员国的标准关税税率
  • 普通税率——适用于无贸易协定国家
  • 贸易救济关税——附加关税,如 301 条款(反倾销)、232 条款(国家安全)或反补贴税

本页内容仅供参考。如需正式归类,请咨询当地海关或持牌报关代理。