Manual Multi-Speed Gearbox
A variable ratio gearbox with multiple manually selectable speeds for machine tools and agricultural equipment. Classified in HTS 8483.40.50 due to hand-lever operation for ratio changes without electronic controls. Provides precise speed control for drilling, milling, and tractor PTO drives.
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More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If functioning as clutch mechanism
Clutches and shaft couplings have separate provisions even when combined with speed changing function.
If integral to parts washing machinery
Speed changers permanently attached to specific machines classified as parts thereof.
If shipped as camshaft/crankshaft only
Transmission shafts entered unassembled from gearing components classified separately.
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Import Tips & Compliance
• Document maximum input/output speeds and number of ratios to distinguish from automatic transmissions (8483.40.30)
• Include lubrication specifications and mounting flange dimensions for proper identification
• Ensure declaration excludes electronic controls to avoid reclassification to Chapter 85
Related Products under HTS 8483.40.50
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Manual multi-speed PTO gearbox for tractors allowing operator selection of 540/1000 RPM ratios. HTS 8483.40.50 covers fixed ratio speed changers with hand lever operation. Essential for matching implement speed requirements.
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