Harmonized Tariff Schedule of the United States · HTS code · HS 8483.40

8483.40.10

8483.40.10: Gears and gearing, other than toothed wheels, chain: torque converters

Gears and gearboxes (machinery)

Not declarable on its own: use one of its 1 subdivisions Data: Harmonized Tariff Schedule of the United States · checked on 24 October 2026

  1. 8483 Transmission 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:
  2. 8483.40 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:
  3. 8483.40.10 Torque converters

What you pay

Importing into USA

Customs duty Free standard rate depends on the country of origin
Additional duties and charges 1 additional measure
VAT no federal VAT; a Merchandise Processing Fee of 0.3464 % is charged on formal entries
Duty calculatorCalculate duty and taxes →

US additional duties of HTS chapter 99 in force on 22 October 2026 are included (Section 301, 232, 338 and 201). IEEPA duties are no longer collected after the Supreme Court ruling of February 2026. Conditional exemptions (US content, end use, metal share) are not computed: check the provision.

Additional duties and import rules

Charges on top of the customs duty, and rules the goods must meet at the border.

Additional duties and charges 1

  • Additional dutyRussia rate increase (Pub. L. 117-110) — Russian Federation (rates in lieu of column 2) 35%
    Applies to goods from
    Russia
    In force
    from 28 June 2022
    Legal act
    HTSUS 9903.90.08

Footnotes

  • 9903.90.08 Articles the product of the Russian Federation, as provided for in U.S. note 30(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 30(b) to this subchapter

Same subheading in other tariffs

8483.40 Gears and gearing, other than toothed wheels, chain sprockets and other transmission elements presented separately; ball or roller screws; gear boxes and other speed changers, including torque converters

UK Free Third-country duty 24 tariff lines EU 3.7% Third-country duty 8 tariff lines Türkiye Free – 3.7% Third-country duty 18 tariff lines · average 2.1% Canada Free Third-country duty 7 tariff lines Mexico Free Third-country duty 8 tariff lines Brazil 12.6% Third-country duty 2 tariff lines Argentina 12.6% Third-country duty 9 tariff lines Peru Free Third-country duty 4 tariff lines New Zealand Free – 5% Third-country duty 6 tariff lines · average 3% · 1× specific or compound duty Japan Free Third-country duty 2 tariff lines Taiwan 2.5% – 10% Third-country duty 5 tariff lines · average 5.4% GCC 5% Third-country duty 7 tariff lines Switzerland Free Third-country duty 1 tariff line Norway Free Third-country duty 2 tariff lines North Macedonia 3.7% – 8% Third-country duty 8 tariff lines · average 6.1% Nigeria 10% Third-country duty 1 tariff line

USA lines: 8483.40

Binding rulings for similar goods

Decisions of U.S. Customs and Border Protection (CROSS) and HMRC (Advance Tariff Rulings) on goods classified here. A ruling binds only its holder, but shows how the authorities classify similar goods. The descriptions are the authorities’ own, in English.

  • H323434 U.S. CBP 28 February 2023 · 8483.40.10

    Application for Further Review of Protest No. 4601-20-122338; Classification of vertical and single shaft recycling shredder machines from China; Size reduction machines; granulator machine parts (rotors and screens); Hydraulic couplings

Legal notes

Chapter notes: Chapter 84 →

HTS code 8483.40.10 is a line of the Harmonized Tariff Schedule of the United States under HS subheading 8483.40 (gears and gearing).

The general duty is free, and quantities are declared in p/st.

For the same subheading, the UK duty is free, the EU duty is 3.7%, the Türkiye duty is 0%–3.7%, the Canada duty is free, the Mexico duty is free, the Brazil duty is 12.6%, the Argentina duty is 12.6%, the Peru duty is free, the New Zealand duty is 0%–5%, the Japan duty is free, the Taiwan duty is 2.5%–10%, the GCC duty is 5%, the Switzerland duty is free, the Norway duty is free, the North Macedonia duty is 3.7%–8% and the Nigeria duty is 10%.

The United States imported goods of subheading 8483.40 worth US$4bn in 2024; the largest supplier was India.

Questions and answers

What is the USA import duty for HTS code 8483.40.10?

The general duty in the Harmonized Tariff Schedule of the United States is free; the supplementary unit is p/st. Preferential rates for goods from agreement countries, anti-dumping duties and VAT are not included.

Where does the United States import these goods from?

For subheading 8483.40 as a whole, the largest supplier in 2024 was India (US$614m), followed by Italy.

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Typical products

Everyday names, not part of the legal text.