Flywheel Ring Gear for Tractors
Helical tooth steel ring gear pressed onto flywheel for tractor starter engagement (8701). As 8407/8408 engine part for specified vehicles, 8409.99.91.90.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If independent gear rings
Standalone gears classify under speed-changing gears.
If blank ring forgings
Machined steel rings unfinished go to Chapter 73.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Gear tooth count/module must match flywheel specs
• Heat-treated declaration for hardness compliance
• Pressed assemblies vs separate rings affect classification
Related Products under HTS 8409.99.91.90
Timing Belt Tensioner Pulley for Sedans
Bearing-mounted tensioner pulley for timing belt systems in sedan spark-ignition engines (8701). Vehicle-engine specific part under 8409.99.91.90.
Water Pump Impeller for Light Trucks
Plastic/metal impeller for engine coolant water pump in light truck engines (8704). Principal engine part for specified vehicles qualifies 8409.99.91.90.
Piston Connecting Rod for Buses
Forged steel connecting rod linking piston to crankshaft in bus engines (8702). 8409.99.91.90 for parts solely/principally with 8408 engines in vehicles.
Throttle Body Spacer for Passenger Cars
Aluminum spacer ring between throttle body and intake manifold for car engines (8701). Engine-specific performance part under 8409.99.91.90 vehicle provision.
Diesel Engine Piston for Passenger Cars
A forged aluminum piston designed specifically for diesel engines in passenger vehicles under HTS 8701.21-8701.29 or trucks/buses in 8702-8704. It falls under 8409.99.91.90 as a part suitable solely or principally for engines of heading 8407/8408, intended for installation in specified vehicles.
Engine Camshaft for Light Trucks
Precision-ground steel camshaft for timing control in gasoline engines of light trucks (8704). Falls under 8409.99.91.90 for parts principally suited to specified vehicle engines of 8407/8408.