UK Global Tariff · commodity code · HS 8483.90
8483 90 89 40: Steel alloy gear wheels with straight teeth and involute profile, with: -external and/or internal toothing in a diametral pitch standard, -a diameter of 35 mm or more, but not more than 600 mm, -13 teeth or more, but not more than 80 teeth, -a tooth core hardness of 28 hrc or more, but not more than 45 hrc, -a tooth surface hardness of 50 hrc or more, but not more than 65 hrc, -an effective carburised case depth of 1.00 mm or more, but not more than 3.1 mm, -a spline hardness of 27 hrc or more, but not more than 62 hrc, -whether or not in combination with a shaft with a spline hardness of 27 hrc or more, but not more than 62 hrc
Gears, sprockets and transmission parts
✓ Can be used in a customs declaration Data: UK Global Tariff · checked on 24 October 2026
- 8483 Transmission shafts (including cam shafts and crank shafts) and cranks; bearing housings 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)
- 8483 90 00 00 Toothed wheels, chain sprockets and other transmission elements presented separately; parts
- Other
- 8483 90 89 00 Other
- 8483 90 89 40 Steel alloy gear wheels with straight teeth and involute profile, with: -external and/or internal toothing in a diametral pitch standard, -a diameter of 35 mm or more, but not more than 600 mm, -13 teeth or more, but not more than 80 teeth, -a tooth core hardness of 28 hrc or more, but not more than 45 hrc, -a tooth surface hardness of 50 hrc or more, but not more than 65 hrc, -an effective carburised case depth of 1.00 mm or more, but not more than 3.1 mm, -a spline hardness of 27 hrc or more, but not more than 62 hrc, -whether or not in combination with a shaft with a spline hardness of 27 hrc or more, but not more than 62 hrc
What you pay
Importing into UK
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 3
- Additional dutyAdditional duties 35%
- Applies to goods from
- Belarus, Russia
- Legal act
- 2022 No. 376
- Documents
- 9008
- Duty suspensionSuspension - goods for certain categories of ships, boats and other vessels and for drilling or production platforms Free
- Applies to goods from
- all countries
- Legal act
- 2020 No. 1431
- Documents
- C990 End use authorisation ships and platforms (Column 8c, Annex A of Delegated Regulation (EU) 2015/2446)
- Duty suspensionAirworthiness tariff suspension Free
- Applies to goods from
- all countries
- Legal act
- S.I. 2018/1249
- Documents
- C119 Authorised Release Certificate — EASA Form 1 (Appendix I to Annex I to Regulation (EU) No 748/2012), or equivalent certificate
Import requirements 3
- Prohibition or restrictionImport prohibition
- Applies to goods from
- North Korea
- Legal act
- S.I. 2019/411
- Import controlRestriction on entry into free circulation
- Applies to goods from
- Russia, Ukraine
- Legal act
- 2023 No. 440, S.I. 2022/395
- Documents
- 9011
- 9022
- 9038
- 9009
- 9010
- 9017
- Import controlImport control on luxury goods
- Applies to goods from
- North Korea
- Legal act
- S.I. 2019/411
- Documents
- Y945 Travellers' personal effects or goods of a non-commercial nature for travellers' personal use contained in their luggage (Art 10.2 of Regulation (EU) 2017/1509)
- Y946 Goods necessary for the official purposes of diplomatic or consular missions of Member States in the DPRK or international organisations enjoying immunities in accordance with international law, or to the personal effects of their staff (Art 10.3 of Regulation (EU) 2017/1509)
- Y948 Goods other than those described in Annex VIII (Luxury goods) of Reg. (EU) 2017/1509
Preferential rates by country
| Agreement or scheme | Countries | Rate |
|---|---|---|
| standard rate (no agreement) | — | Free |
| DCTS Comprehensive | Afghanistan, Angola, Bangladesh, Benin and 38 moreAfghanistan, Angola, Bangladesh, Benin, Bhutan, Burkina Faso, Burundi, Cambodia, Central African Republic, Chad, Comoros, Congo - Kinshasa, Djibouti, Eritrea, Ethiopia, Gambia, Guinea, Guinea-Bissau, Haiti, Kiribati, Laos, Liberia, Malawi, Mali, Mauritania, Myanmar (Burma), Nepal, Niger, Rwanda, São Tomé & Príncipe, Senegal, Sierra Leone, Somalia, South Sudan, Sudan, Tanzania, Timor-Leste, Togo, Tuvalu, Uganda, Yemen, Zambia | Free |
| European Union (including code " EU") | Free | |
| DCTS Enhanced | Algeria, Bolivia, Cape Verde, Congo - Brazzaville and 13 moreAlgeria, Bolivia, Cape Verde, Congo - Brazzaville, Cook Islands, Kyrgyzstan, Micronesia, Mongolia, Nigeria, Niue, Pakistan, Philippines, Sri Lanka, Syria, Tajikistan, Uzbekistan, Vanuatu | Free |
| CARIFORUM | Antigua & Barbuda, Bahamas, Barbados, Belize and 10 moreAntigua & Barbuda, Bahamas, Barbados, Belize, Dominica, Dominican Republic, Grenada, Guyana, Jamaica, St Kitts & Nevis, St Lucia, St Vincent & the Grenadines, Suriname, Trinidad & Tobago | Free |
| OCTs (Overseas Countries and Territories) | Anguilla, Bermuda, British Indian Ocean Territory, British Virgin Islands and 7 moreAnguilla, Bermuda, British Indian Ocean Territory, British Virgin Islands, Cayman Islands, Falkland Islands, Montserrat, Pitcairn Islands, South Georgia & South Sandwich Islands, St Helena, Turks & Caicos Islands | Free |
| Central America | Costa Rica, El Salvador, Guatemala, Honduras, Nicaragua, Panama | Free |
| SADC EPA | Botswana, Eswatini, Lesotho, Mozambique, Namibia | Free |
| Eastern and Southern Africa States | Madagascar, Mauritius, Seychelles, Zimbabwe | Free |
| CPTPP | Brunei, Malaysia | Free |
| UK–Andorra agreement | Andorra | Free |
| UK–Albania agreement | Albania | Free |
| UK–Australia agreement | Australia | Free |
| UK–Canada agreement | Canada | Free |
| UK–Switzerland agreement | Switzerland | Free |
| UK–Côte d’Ivoire agreement | Côte d’Ivoire | Free |
| UK–Chile agreement | Chile | Free |
| UK–Cameroon agreement | Cameroon | Free |
| UK–Colombia agreement | Colombia | Free |
| UK–Ceuta & Melilla agreement | Ceuta & Melilla | Free |
| UK–Ecuador agreement | Ecuador | Free |
| UK–Egypt agreement | Egypt | Free |
| UK–Fiji agreement | Fiji | Free |
| UK–Faroe Islands agreement | Faroe Islands | Free |
| UK–Georgia agreement | Georgia | Free |
| UK–Ghana agreement | Ghana | Free |
| DCTS Standard | Indonesia | Free |
| UK–Israel agreement | Israel | Free |
| UK–India agreement | India | Free |
| UK–Iceland agreement | Iceland | Free |
| UK–Jordan agreement | Jordan | Free |
| UK–Japan agreement | Japan | Free |
| UK–Kenya agreement | Kenya | Free |
| UK–South Korea agreement | South Korea | Free |
| UK–Lebanon agreement | Lebanon | Free |
| UK–Liechtenstein agreement | Liechtenstein | Free |
| UK–Morocco agreement | Morocco | Free |
| UK–Moldova agreement | Moldova | Free |
| UK–North Macedonia agreement | North Macedonia | Free |
| UK–Mexico agreement | Mexico | Free |
| UK–Norway agreement | Norway | Free |
| UK–New Zealand agreement | New Zealand | Free |
| UK–Peru agreement | Peru | Free |
| UK–Papua New Guinea agreement | Papua New Guinea | Free |
| UK–Palestinian Territories agreement | Palestinian Territories | Free |
| UK–Serbia agreement | Serbia | Free |
| UK–Solomon Islands agreement | Solomon Islands | Free |
| UK–Singapore agreement | Singapore | Free |
| UK–San Marino agreement | San Marino | Free |
| UK–Tunisia agreement | Tunisia | Free |
| UK–Türkiye agreement | Türkiye | Free |
| UK–Ukraine agreement | Ukraine | Free |
| UK–Vietnam agreement | Vietnam | Free |
| UK–Samoa agreement | Samoa | Free |
| UK–Kosovo agreement | Kosovo | Free |
| UK–South Africa agreement | South Africa | Free |
Footnotes
TN207 The Democratic People’s Republic of Korea (Sanctions) (EU Exit) Regulations 2019 impose tr…
TN211 The Russia (Sanctions) (EU Exit) Regulations 2019 impose trade restrictions on certain goo…
TN701 According to the Council Regulation (EU) No 692/2014 (OJ L183, p. 9), as retained in UK La…
The prohibition shall not apply in respect of:
(a) the execution until 26 September 2014, of trade contracts concluded before 25 June 2014, or of ancillary contracts necessary for the execution of such contracts, provided that the natural or legal persons, entity or body seeking to perform the contract have notified, at least 10 working days in advance, the activity or transaction to the competent authority of the Member State in which they are established.
(b) goods originating in Crimea or Sevastopol which have been made available to the Ukrainian authorities for examination, for which compliance with the conditions conferring entitlement to preferential origin has been verified and for which a certificate of origin has been issued in accordance with Regulation (EU) No 978/2012 and Regulation (EU) No 374/2014, as retained in UK Law, or in accordance with the EU-Ukraine Association Agreement
TN702 According to the Council Regulation (EU) No 1351/2014 (OJ L365, p. 46), the export of good…
(a) to any natural or legal person, entity or body in Crimea or Sevastopol, or
(b) for use in Crimea or Sevastopol.
The prohibitions shall be without prejudice to the execution until 21 March 2015 of an obligation arising from a contract concluded before 20 December 2014, or by ancillary contracts necessary for the execution of such contracts, provided that the competent authority has been informed at least five working days in advance.
When related to the use in Crimea or Sevastopol, the prohibitions do not apply where there are no reasonable grounds to determine that the goods and technology or the services are to be used in Crimea or Sevastopol.
UK: imports by month · HS 8483.90
Main suppliers, last 12 months
| Country | Value | Share | Change |
|---|---|---|---|
 Germany | £54.7m | 16.3% | +8.5% |
 China | £48.9m | 14.6% | +10.6% |
 United States | £45.5m | 13.6% | -1.1% |
 Italy | £30.6m | 9.1% | +20.5% |
 France | £26.3m | 7.8% | -0.5% |
 Poland | £17.6m | 5.2% | -13.6% |
 India | £15.8m | 4.7% | +7% |
 Belgium | £10.9m | 3.2% | +21.1% |
Same subheading in other tariffs
8483.90 Toothed wheels, chain sprockets and other transmission elements presented separately; parts
EU 2.7% – 5.7% Third-country duty 3 tariff lines · average 3.7% 
Türkiye Free – 5.7% Third-country duty 8 tariff lines · average 2.1% USA 2.5% – 5.5% General (MFN) 6 tariff lines · average 3.8% 
Canada Free Third-country duty 6 tariff lines 
Mexico Free Third-country duty 3 tariff lines 
Brazil 12.6% Third-country duty 1 tariff line 
Argentina 12.6% Third-country duty 1 tariff line 
Peru 6% Third-country duty 2 tariff lines 
New Zealand 5% Third-country duty 2 tariff lines · 1× specific or compound duty 
Japan Free Third-country duty 3 tariff lines 
Taiwan 5% – 15% Third-country duty 3 tariff lines · average 11.2% 
GCC 5% Third-country duty 4 tariff lines 
Switzerland Free Third-country duty 1 tariff line 
Norway Free Third-country duty 1 tariff line 
North Macedonia 2.7% – 8% Third-country duty 3 tariff lines · average 6.2% 
Nigeria 10% Third-country duty 1 tariff line UK lines: 8483.90
- 8483 90 20 10For use in civil aircraft
- 8483 90 20 90Parts of bearing housings: other
- 8483 90 81 10For use in civil aircraft
- 8483 90 81 90Of cast iron or cast steel: other
- 8483 90 89 10For use in civil aircraft
- 8483 90 89 20Sprocket for continuous variable valve timing to optimize the process of filling the cylinders of an internal combustion engine with: -case, -rotor, -at least 4 screws, -spring, -of an external diameter of 80 mm or more but not exceeding 95 mm, -of a thickness of 25 mm or more but not more than 35 mm, for use in the manufacture of engines of motor vehicles
- 8483 90 89 30Forged steel sprockets with external toothing, whether or not with internal splines in a diametral pitch standard, with: -a diameter of 400 mm or more, but not more than 630 mm, -7 teeth or more, but not more than 15 teeth, -a tooth core hardness of 28 hrc or more, but not more than 45 hrc, -a tooth surface hardness of 50 hrc or more, but not more than 60 hrc, -whether or not, a spline hardness of 30 hrc or more, but not more than 45 hrc, -an effective carburised case depth of 4 mm or more, but not more than 5 mm
- 8483 90 89 40Steel alloy gear wheels with straight teeth and involute profile, with: -external and/or internal toothing in a diametral pitch standard, -a diameter of 35 mm or more, but not more than 600 mm, -13 teeth or more, but not more than 80 teeth, -a tooth core hardness of 28 hrc or more, but not more than 45 hrc, -a tooth surface hardness of 50 hrc or more, but not more than 65 hrc, -an effective carburised case depth of 1.00 mm or more, but not more than 3.1 mm, -a spline hardness of 27 hrc or more, but not more than 62 hrc, -whether or not in combination with a shaft with a spline hardness of 27 hrc or more, but not more than 62 hrc
- 8483 90 89 90Toothed wheels, chain sprockets and other transmission: other, other, other
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.
- N362846 U.S. CBP
The tariff classification of anti-friction sleeves from China
- N360242 U.S. CBP
The tariff classification of an output carrier assembly from Mexico and a gear from Canada
- N360085 U.S. CBP
The tariff classification of a worm wheel from Mexico
- N359979 U.S. CBP
The tariff classification of a yoke from South Korea
- 600016099 HMRC
A flexible disc pack, imported separately for incorporation into a traction-motor flexible drive coupling used on a locomotive. The disc pack consists of multiple thin sheets of non-cast stainless steel layered together. It transfers torque from the traction motor through the flexible drive…
- 600016732 HMRC
Brackets or plates as they are sometimes called, are parts which contribute to the full assembly of a pulley bearing. These parts are made from JIS SPHC steel plate. These are the plates or brackets on which the bearing is mounted and secured on to in the vehicle. They have specific holes and…
- 600015869 HMRC
Brackets or plates as they are sometimes called, are parts which contribute to the full assembly of a pulley bearing. These parts are made from JIS SPHC steel plate. These are the plates or brackets on which the bearing is mounted and secured on to in the vehicle. They have specific holes and…
- 600011791 HMRC
A Torsional Viscous Vibration Damper which consists of an inertia ring freely supported and located by bearings inside a sealed housing. The clearance between the inertia ring and casing is filled with a measured amount of highly viscous silicone fluid. The damping is provided by the shearing…
25 rulings in total for this code
Legal notes
Commodity code 8483 90 89 40 is a line of the UK Global Tariff under HS subheading 8483.90 (toothed wheels, chain sprockets and other transmission elements presented…).
The third-country duty is free.
174 countries pay no duty in the UK thanks to trade agreements and preference schemes such as DCTS Comprehensive and European Union, against a standard rate of Free.
In the UK, additional duty of 35% applies on top of the customs duty to goods from Belarus and Russia.
Imports of gears, sprockets and transmission parts (HS 8483.90) into the UK came to £334.8m between September 2025 and August 2026 (up 7% on the year before); Germany supplied 16%, followed by China.
For the same subheading, the EU duty is 2.7%–5.7%, the Türkiye duty is 0%–5.7%, the US duty is 2.5%–5.5%, 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 6%, the New Zealand duty is 5%, the Japan duty is free, the Taiwan duty is 5%–15%, the GCC duty is 5%, the Switzerland duty is free, the Norway duty is free, the North Macedonia duty is 2.7%–8% and the Nigeria duty is 10%.
The UK imported goods of subheading 8483.90 worth US$405m in 2024; the largest supplier was Germany.
Questions and answers
What is the UK import duty for commodity code 8483 90 89 40?
The third-country duty in the UK Global Tariff is free. Preferential rates for goods from agreement countries, anti-dumping duties and VAT are not included.
Which countries get a lower rate on 8483 90 89 40?
174 countries have a preferential rate on this line, 174 of them at 0%, under DCTS Comprehensive, European Union and DCTS Enhanced and other arrangements. The rate applies only to goods that meet the rules of origin of the agreement, with proof of origin. Choose the country of origin on this page to see its rate.
Do anti-dumping or other extra duties apply to 8483 90 89 40?
Additional duty of 35% on goods from Belarus and Russia. These are charged on top of the customs duty.
Where does the UK import these goods from?
For subheading 8483.90 as a whole, the largest supplier in 2024 was Germany (US$78m), followed by the United States.
Typical products
Everyday names, not part of the legal text.