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Gear Reducer Manufacturers in Korea

336 registered factories in Korea report making gear reducers, most of them in Gyeonggi-do, Incheon, Gyeongsangnam-do. Korea exported US$296.6 million of gear reducers in the 12 months to Aug 2026 (down 4.0% on the year before), with United States the largest market.

336factories
34with English names
31with ★3+ verified signals
$296.6 millionexports, 12 months
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Korea's gear reducer exports

US$296.6 million
12 months to Aug 2026 · ▼ 4.0% year on year
Sep 2024: US$24.7 millionOct 2024: US$27.2 millionNov 2024: US$26.5 millionDec 2024: US$23.9 millionJan 2025: US$21.1 millionFeb 2025: US$26.7 millionMar 2025: US$26.7 millionApr 2025: US$28.7 millionMay 2025: US$25.7 millionJun 2025: US$24.2 millionJul 2025: US$28.7 millionAug 2025: US$25.0 millionSep 2025: US$29.5 millionOct 2025: US$22.1 millionNov 2025: US$23.8 millionDec 2025: US$26.5 millionJan 2026: US$24.7 millionFeb 2026: US$20.4 millionMar 2026: US$24.6 millionApr 2026: US$25.2 millionMay 2026: US$22.8 millionJun 2026: US$23.0 millionJul 2026: US$27.1 millionAug 2026: US$26.9 millionSep 2024Aug 2026
Top destinations · share · change
United States25.9% · ▼ 15.6%
Japan16.9% · ▼ 4.6%
China11.1% · ▼ 19.3%
India8.6% · ▲ 59.2%
Germany5.0% · ▲ 1.9%
Source: Korea Customs Service, HS 848340. National totals for the product category, not the exports of the companies listed here.

Where they are

Factories by province
Gyeonggi-do101
Incheon66
Gyeongsangnam-do56
Seoul18
Busan18
Daegu16
Chungcheongnam-do14
Chungcheongbuk-do10
Main industrial complexes
  • Namdong National Industrial Complex 32 factories · 8,087 tenant companies, 7,789 operating
  • Sihwa National Industrial Complex 24 factories · 11,344 tenant companies, 11,213 operating
  • Changwon National Industrial Complex 24 factories · 3,331 tenant companies, 2,859 operating
  • Banwol National Industrial Complex 10 factories
  • Seoul Digital National Industrial Complex 7 factories · 15,610 tenant companies, 14,242 operating

Suppliers with the strongest public records top 25 of 34

Ranked by signals we can verify in public records: National Pension Service enrollment (actual employees), years in business, Inno-Biz / Main-Biz / venture certification, stock listing, DART filings and nuclear or defense registration. This is not a credit or quality rating.

WOORIM POWER TRAIN SOLUTION Co., Ltd.우림피티에스(주)

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Changwon, Gyeongsangnam-do★★★★★ verified signalsWebsite ↗
161 employees enrolled in the National Pension Service; in business since 2000; Listed company; Inno-Biz certified; Certified venture company
Also makes: Gears, Transformers

BONSYSTEMS Co., Ltd.주식회사 본시스템즈

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Changwon, Gyeongsangnam-do★★★★★ verified signalsWebsite ↗
36 employees enrolled in the National Pension Service; in business since 2015; Listed company; Inno-Biz certified; Main-Biz certified; Certified venture company

HNS CO.,LTD주식회사 제이앤씨머트리얼즈

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Jecheon, Chungcheongbuk-do★★★★★ verified signalsWebsite ↗
47 employees enrolled in the National Pension Service; in business since 2005; Files with DART; Inno-Biz certified; Certified venture company
Also makes: Batteries

NARAAUTOSYS CO.,LTD.나라오토시스(주)

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Busan★★★★★ verified signalsWebsite ↗
76 employees enrolled in the National Pension Service; in business since 1988; Files with DART; Inno-Biz certified
Also makes: Engine & Powertrain Parts

NARASAMYANG REDUCTION GEAR CO.,LTD.(주)나라삼양감속기

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Incheon★★★★★ verified signalsWebsite ↗
88 employees enrolled in the National Pension Service; in business since 1994; Files with DART; Inno-Biz certified

GWANG SHIN GEAR CO.,LTD.(주)광신기어

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Ansan, Gyeonggi-do★★★★★ verified signalsWebsite ↗
32 employees enrolled in the National Pension Service; in business since 1984; Files with DART; Inno-Biz certified; Main-Biz certified
Also makes: Gears

DAEKWANG STOEBER CO., LTD.(주)대광스테버

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Pyeongtaek, Gyeonggi-do★★★★★ verified signalsWebsite ↗
40 employees enrolled in the National Pension Service; in business since 1994; Files with DART; Inno-Biz certified
Also makes: Conveyors & Material Handling

HANNZMOTROL CO., LTD.(주)한즈모트롤

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Siheung, Gyeonggi-do★★★★★ verified signalsWebsite ↗
39 employees enrolled in the National Pension Service; in business since 1995; Files with DART; Inno-Biz certified

KOREA NAKAJO.CO.LTD코리아나까조(주)

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Gimpo, Gyeonggi-do★★★★★ verified signalsWebsite ↗
38 employees enrolled in the National Pension Service; in business since 2001; Files with DART; Inno-Biz certified

KYUNG-IN PRECISION MACHINERY CO.,LTD.(주)경인정밀기계

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Ansan, Gyeonggi-do★★★★★ verified signalsWebsite ↗
24 employees enrolled in the National Pension Service; in business since 1986; Files with DART; Inno-Biz certified
Also makes: Gears

UNICO GLOBAL(주)유니코글로벌

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Gimhae, Gyeongsangnam-do★★★★★ verified signalsWebsite ↗
27 employees enrolled in the National Pension Service; in business since 2004; Files with DART; Inno-Biz certified

JINSUNGHIGHTECHNOLOGY(주)진성하이테크놀로지

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Incheon★★★★☆ verified signals
84 employees enrolled in the National Pension Service; in business since 2015; Files with DART; Main-Biz certified

SEW EURODRIVE Korea Co.,Ltd.SEW 유로드라이브코리아(주)

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Ansan, Gyeonggi-do★★★★☆ verified signals
135 employees enrolled in the National Pension Service; in business since 1990; Files with DART
Also makes: Engine & Powertrain Parts

SIMPACINDUSTRIES CO., LTD(주)심팩인더스트리 가좌공장

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Incheon★★★★☆ verified signalsWebsite ↗
21 employees enrolled in the National Pension Service; in business since 1967; Listed company

SUNBO P&T CO.LTD.(주)성보P&T

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Hwaseong, Gyeonggi-do★★★★☆ verified signalsWebsite ↗
120 employees enrolled in the National Pension Service; in business since 2007; Files with DART
Also makes: Hydraulic Components, Construction Machinery & Parts

DUK SUNG GI UP SA CO.,LTD(주)덕성기업사

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Cheongju, Chungcheongbuk-do★★★★☆ verified signals
7 employees enrolled in the National Pension Service; in business since 1995; Files with DART; Inno-Biz certified
Also makes: Pumps, Transformers, Electric Motors, UPS, Inverters & Power Supplies

HEUNGJINAT(주)흥진에이티

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Seoul★★★★☆ verified signalsWebsite ↗
20 employees enrolled in the National Pension Service; in business since 2001; Files with DART
Also makes: Factory Automation Equipment

SAMICK HDS CO., LTD.삼익HDS(주)

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Daegu★★★★☆ verified signalsWebsite ↗
34 employees enrolled in the National Pension Service; in business since 2003; Files with DART

Sumitomo (SHI) Cyclo Drive Korea, Ltd스미토모에스에치아이싸이크로드라이브코리아(주)

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Incheon★★★★☆ verified signalsWebsite ↗
33 employees enrolled in the National Pension Service; in business since 1997; Files with DART

Hanbo Engineering & Construction Co., Ltd.한보기공

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Gimpo, Gyeonggi-do★★★★☆ verified signals
22 employees enrolled in the National Pension Service; in business since 1983; Files with DART
Also makes: Industrial Machinery

samshin machinery limited(주)삼신기계

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Chungcheongbuk-do★★★★☆ verified signals
12 employees enrolled in the National Pension Service; in business since 2000; Files with DART
Also makes: Valves, Gears

Daehwa Machinery Co.,Ltd.대화기공(주)

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Siheung, Gyeonggi-do★★★★☆ verified signalsWebsite ↗
9 employees enrolled in the National Pension Service; in business since 2000; Files with DART

Taehyong태형정공(주)

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Incheon★★★★☆ verified signalsWebsite ↗
9 employees enrolled in the National Pension Service; in business since 1999; Files with DART
Also makes: Vehicles

DONG-I INDUSTRIAL CO.,LTD동이공업(주)

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Jinju, Gyeongsangnam-do★★★☆☆ verified signalsWebsite ↗
in business since 2004; Files with DART; Inno-Biz certified

sunjin power tech co., ltd.선진파워테크(주)제2공장

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Cheonan, Chungcheongnam-do★★★☆☆ verified signalsWebsite ↗
4 employees enrolled in the National Pension Service; in business since 2009; Files with DART

What goes into gear reducers

Typical processes: Castings (583 factories), Precision Machined Parts (2,165 factories), Heat Treatment (451 factories), Grinding & Polishing (388 factories), Industrial Painting (1,206 factories). Materials and parts: Steel Plates & Sections, Bearings, Seals, Packings & Gaskets.

Industries that use gear reducers

Robots

Often made together

Korean factories that make gear reducers frequently also make:

GearsElectric MotorsEngine & Powertrain PartsCranes & HoistsIndustrial Machinery