Differential Gearbox Side Gear from Japan
Helical side gear in automotive/industrial differentials distributes torque between axles, allowing speed differentiation during turns. HTS 8483.90.50 classification for this speed changer gearing despite vehicle use. Thrust washers integral to design.
Duty Rate — Japan → United States
27.5%
Rate breakdown
9903.82.0925%Except as provided for in headings 9903.82.16, 9903.82.20–9903.82.26 and 9903.85.68, articles of copper and derivative aluminum and steel articles, as provided for in subdivisions (c)(vi)–(viii) and (xi) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Gear helix angle and hand documentation
• Case hardening depth certificates
• Distinguish from complete differentials via BOM