Suitable for use solely or principally with spark-ignition internal combustion piston engines (including rotary engines) (HS 840991)
Suitable for use solely or principally with spark-ignition internal combustion piston engines (including rotary engines) (HS 840991) has 41,358 U.S. import bill-of-lading shipment records between Mar 2019 and Aug 2026. The largest U.S. importer of Suitable for use solely or principally with spark-ignition internal combustion piston engines (including rotary engines) is SCHAEFFLER GROUP USA INC, with 3,889 shipments, followed by HITACHI ASTEMO AMERICAS INC and PIERBURG US LLC. The leading supplier is SCHAEFFLER TECHNOLOGIES AG & CO, with 3,308 shipments, followed by SCHLAEGER M TECH GMBH and HITACHI ASTEMO LTD. Goods originate mainly from JAPAN and CHINA, arriving primarily at CHARLESTON, SC. Import volume has declined over the past 12 months versus the prior year.
Sourced from U.S. Customs bill of lading data · Updated monthly · Data through August 2026Cite as: ImportDoor, U.S. Customs bill of lading data (data through August 2026), https://www.importdoor.com/products/840991-suitable-for-use-solely-or-principally-with-spark-ignition-internal-combustion-piston-engines-including-rotary
See all 41,358 shipments of HS 840991 with dates, ports, consignees, filters and CSV export in the ImportDoor dashboard.
Open in dashboardShipments by month (last 24 months)
Trade flow: top suppliers → U.S. importers
The strongest supplier-importer relationships for Suitable for use solely or principally with spark-ignition internal combustion piston engines (including rotary engines) (HS 840991), by shipment volume. Hover a ribbon for details; click a name to open its profile.
The largest relationship is SCHAEFFLER TECHNOLOGIES AG & CO → SCHAEFFLER GROUP USA INC with 3,308 shipments, followed by HITACHI ASTEMO LTD → HITACHI ASTEMO AMERICAS INC (921) and SCHLAEGER M TECH GMBH → PIERBURG US LLC (553).
Top U.S. importers
| Importer | Shipments |
|---|---|
| SCHAEFFLER GROUP USA INC | 3,889 |
| HITACHI ASTEMO AMERICAS INC | 1,638 |
| PIERBURG US LLC | 1,446 |
| STIHL INCORPORATED | 850 |
| VITESCO TECHNOLOGIES USA LLC | 752 |
| YAMAHA MOTOR CORP | 551 |
| MAHLE ENGINE COMPONENTS USA INC | 538 |
| CC BOSCH CHARLESTON | 514 |
| KJM CUSTOM COMPONENTS LLC | 504 |
| MERCURY MARINE | 473 |
Top suppliers
| Supplier | Shipments |
|---|---|
| SCHAEFFLER TECHNOLOGIES AG & CO | 3,308 |
| SCHLAEGER M TECH GMBH | 1,199 |
| HITACHI ASTEMO LTD | 1,149 |
| YAMAHA MOTOR CO LTD | 847 |
| COOPER CORP | 763 |
| APTIV ELECTRICAL CENTERS SHANGHAI | 492 |
| SUNDARAM CLAYTON LIMITED | 467 |
| ABILITIES INDIA PISTONS & RINGS LTD | 443 |
| GUANGDONG HONGTU NANTONG DIE CASTING CO LTD | 433 |
| ELRINGKLINGER AG | 396 |
Origin countries
| Country | Shipments |
|---|---|
| JAPAN | 8,641 |
| CHINA | 6,986 |
| GERMANY | 6,614 |
| INDIA | 4,363 |
| REPUBLIC OF KOREA | 1,729 |
| MEXICO | 1,476 |
| UNITED KINGDOM | 1,325 |
| BRAZIL | 1,260 |
| TAIWAN | 1,160 |
| SPAIN | 891 |
Ports of unlading
| U.S. port | Shipments |
|---|---|
| CHARLESTON, SC | 8,403 |
| NEW YORK/NEWARK AREA, NEWARK, NJ | 8,306 |
| LOS ANGELES, CA | 6,958 |
| NORFOLK, VA | 3,192 |
| LONG BEACH, CA | 2,906 |
| HOUSTON, TX | 2,527 |
| SEATTLE, WA | 2,007 |
| TACOMA, WA | 1,998 |
| SAVANNAH, GA | 1,499 |
| NEW YORK, NY | 1,318 |
Harmonized System classification
HS code 840991 — Suitable for use solely or principally with spark-ignition internal combustion piston engines (including rotary engines). The Harmonized System is the international standard for classifying traded goods; U.S. Customs records this 6-digit code on every bill of lading.
Not sure this is the right code? Search all 5,700+ subheadings with the free HS code lookup, or see which product categories are growing in our quarterly State of U.S. Imports reports.
More products under HS 8409
Other six-digit codes in HS 8409: Parts suitable for use solely or principally with the engines of heading 8407 or 8408, with their U.S. import volume.
| Product (HS code) | Shipments |
|---|---|
| Parts suitable for use solely or principally with the engines of heading 8407 or 8408, other (840999) | 99,679 |
| For aircraft engines (840910) | 11,202 |
Frequently asked questions about importing Suitable for use solely or principally with spark-ignition internal combustion piston engines (including rotary engines)
Who imports Suitable for use solely or principally with spark-ignition internal combustion piston engines (including rotary engines) (HS 840991)?
Based on U.S. Customs bill-of-lading records, the top U.S. importers of Suitable for use solely or principally with spark-ignition internal combustion piston engines (including rotary engines) include SCHAEFFLER GROUP USA INC, HITACHI ASTEMO AMERICAS INC, PIERBURG US LLC, STIHL INCORPORATED, and VITESCO TECHNOLOGIES USA LLC.
Who is the largest U.S. importer of Suitable for use solely or principally with spark-ignition internal combustion piston engines (including rotary engines)?
SCHAEFFLER GROUP USA INC is the largest U.S. importer of Suitable for use solely or principally with spark-ignition internal combustion piston engines (including rotary engines) (HS 840991), with 3,889 bill-of-lading shipment records.
Who are the top suppliers of Suitable for use solely or principally with spark-ignition internal combustion piston engines (including rotary engines)?
Leading suppliers shipping Suitable for use solely or principally with spark-ignition internal combustion piston engines (including rotary engines) (HS 840991) to the U.S. include SCHAEFFLER TECHNOLOGIES AG & CO, SCHLAEGER M TECH GMBH, HITACHI ASTEMO LTD, YAMAHA MOTOR CO LTD, and COOPER CORP.
How many U.S. shipments of Suitable for use solely or principally with spark-ignition internal combustion piston engines (including rotary engines) are there?
ImportDoor has 41,358 U.S. import shipment records under HS code 840991, spanning Mar 2019 to Aug 2026.
Where is Suitable for use solely or principally with spark-ignition internal combustion piston engines (including rotary engines) imported from?
Suitable for use solely or principally with spark-ignition internal combustion piston engines (including rotary engines) is imported into the U.S. primarily from JAPAN, CHINA, and GERMANY.
Find Suitable for use solely or principally with spark-ignition internal combustion piston engines (including rotary engines) importers & suppliers
Get the complete list of U.S. importers and global suppliers for HS 840991, with contact details and container-level shipment records on ImportDoor.
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