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HTS 8483.40.50 duty rate

Fixed ratio speed changers, multiple and variable ratio speed changers each rati…: Other. General duty 2.5%; for goods of Chinese origin, general + Section 301 (+25%) comes to 27.5% before any other duties.

2.5%General (MFN) duty rate
List 3 +25%Section 301, products of China
27.5%General + Section 301 for China, ad valorem
27.5%Column 2 (Cuba, North Korea, Russia, Belarus)

Official USITC Harmonized Tariff Schedule, 2026HTSRev20 · data built 2026-10-02 · check on hts.usitc.gov

Tariff line8483.40.50
DescriptionTransmission shafts (including camshafts and crankshafts) and cranks; bearing housings, housed bearings and plain shaft bearings; gears and gearing; ball or roller screws; gear boxes and other speed changers, including torque converters; flywheels and pulleys, including pulley blocks; clutches and shaft couplings (including universal joints); parts thereof: › Gears and gearing, other than toothed wheels, chain sprockets and other transmission elements entered separately; ball or roller screws; gear boxes and other speed changers, including torque converters: › Gear boxes and other speed changers: › Fixed ratio speed changers, multiple and variable ratio speed changers each ratio of which is selected by manual manipulation: › Other
General rate2.5%
Special rate (trade programs)Free (A*,AU,BH,C,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)
Column 2 rate27.5%
Units of quantitysee statistical lines
Section 301 (China)List 3 +25%
FootnotesSee 9903.90.08.

Section 301 China tariffs on this line

Chapter 99 headingListExtra dutyStatus
9903.88.03List 3+25%in effect

Statistical reporting numbers (10-digit)

Report the 10-digit number on the entry; the duty rate is the one above.

CodeDescription
8483.40.50.10Fixed ratio speed changers
8483.40.50.20Gear boxes and speed changers for wind turbines, as described in statistical note 9 to this chapter
8483.40.50.80Other

2026 US–China tariff reduction lists: The US–China reduction lists are not published yet. Dutyfinch checks the Federal Register every day and flags each code as soon as the list appears.

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Nearby tariff lines

8483.10.10 · 8483.10.30 · 8483.10.50 · 8483.20.40 · 8483.20.80 · 8483.30.40 · 8483.30.80 · 8483.40.10 · 8483.40.30 · 8483.40.70 · 8483.40.80 · 8483.40.90 · 8483.50.40 · 8483.50.60 · 8483.50.90 · 8483.60.40 · 8483.60.80 · 8483.90.10 · 8483.90.20 · 8483.90.30 · 8483.90.50 · 8483.90.70 · 8483.90.80

← 8483.40.30 · 8483.40.70 → · Heading 8483 · Chapter 84 · Chapter 84 rate summary

General information from the official US Harmonized Tariff Schedule (USITC) and Federal Register; not legal or customs advice. Section 232, IEEPA, antidumping/countervailing and other duties can also apply. Confirm classification and rates with CBP or a licensed customs broker before you file.