Multi-Stage Helical Gearmotor Reducer

Fixed ratio speed changer with multiple helical stages for extreme reduction ratios up to 5000:1. HTS 8483.40.5010 for its fixed, manually set ratio in heavy-duty applications like extruders.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China2.5%+35.0%37.5%
🇲🇽Mexico2.5%+10.0%12.5%
🇨🇦Canada2.5%+10.0%12.5%
🇩🇪Germany2.5%+10.0%12.5%
🇯🇵Japan2.5%+10.0%12.5%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

8412.90.90Lower: 35% vs 37.5%

If parts of hydraulic power engines

Speed changers designed solely for hydraulic motors classify with engines.

8483.10.10Lower: 27.5% vs 37.5%

If crankshafts with fixed ratio gearing

Crankshafts dominate classification when integral.

7326.90.86Higher: 37.9% vs 37.5%

If stainless steel fabricated housings

Other articles of iron/steel if not functioning as complete speed changer.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Separate motor from reducer in declarations if shipped together

Include thermal rating data for overload protection verification

Related Products under HTS 8483.40.50.10

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Helical Inline Gearbox

Fixed ratio speed changer with helical gears for smooth, quiet operation in inline configurations. HTS 8483.40.5010 applies to its single, manually selected fixed ratio for industrial drives. Used in mixers, fans, and agitators.

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