| HS Code | Official Doc | Tariff Rate | Origin | Destination | Effective Date |
|---|---|---|---|---|---|
| 8483908040 | Doc | 57.8% | CN | US | 2025-05-12 |
| 8483908080 | Doc | 57.8% | CN | US | 2025-05-12 |
| 8473408600 | Doc | 55.0% | CN | US | 2025-05-12 |
| 8473509000 | Doc | 55.0% | CN | US | 2025-05-12 |
| 7326110000 | Doc | 80.0% | CN | US | 2025-05-12 |
| 7326908688 | Doc | 82.9% | CN | US | 2025-05-12 |
| 8548000000 | Doc | 55.0% | CN | US | 2025-05-12 |
| 8548000000 | Doc | 55.0% | CN | US | 2025-05-12 |
Shift Connecting Rod
A shift connecting rod, also known as a shift linkage rod or simply a shift rod, is a component within the manual transmission shifting mechanism of a vehicle. It transmits the motion from the shift lever to the shift forks inside the transmission, enabling the driver to select different gears.
Material:
- Steel: The most common material due to its strength and durability. Often alloyed with other metals for increased toughness.
- Aluminum: Used in some high-performance or aftermarket applications to reduce weight.
- Plastic/Polymer Composites: Found in certain modern vehicles, primarily for cost reduction and noise dampening.
Purpose:
The primary purpose is to accurately and reliably transfer the driver’s gear selection input to the internal components of the transmission. It bridges the gap between the driver's control and the gear engagement process.
Function:
The rod operates through a series of pivots and joints. When the driver moves the shift lever, the connecting rod(s) push or pull on the shift forks. These forks then engage the appropriate synchronizers and gears within the transmission. Precise alignment and minimal play are crucial for smooth and accurate shifting.
Usage Scenarios:
- Manual Transmission Vehicles: Essential for all vehicles equipped with a manual gearbox.
- Performance Modifications: Aftermarket shift connecting rods are frequently used to improve shift feel, reduce shift throw (the distance the lever travels), and enhance the overall shifting experience. These often feature adjustable lengths and different material compositions.
- Restoration/Repair: Replacement is necessary when the original rod becomes bent, worn, or damaged, leading to imprecise or difficult shifting.
Common Types/Configurations:
- Direct Shift Linkage: The shift lever is directly connected to the transmission via one or more connecting rods. This provides a more direct and tactile feel.
- Indirect Shift Linkage: Uses a series of rods, pivots, and sometimes cables to connect the lever to the transmission. This allows for more flexibility in lever placement.
- Short Shifter: A modified connecting rod (or a complete linkage kit) designed to reduce the amount of travel required to change gears.
- Adjustable Shift Linkage: Allows for fine-tuning of the shift throw and gate position.
- Bushings: Often replaced alongside the rod itself to eliminate play and restore precise shifting. These are typically made of polyurethane or brass.
Based on the provided information, a shift connecting rod falls under the category of parts used with machinery. Here's a breakdown of relevant HS codes and associated details:
- 8483908040: This HS code covers “Transmission shafts (including camshafts and crankshafts) and cranks; bearing housings, housed bearings and plain shaft bearings; gears and gearing; ball or roller screws; gear boxes and other speed changers, including torque converters; flywheels and pulleys, including pulley blocks; clutches and shaft couplings (including universal joints); parts thereof: Toothed wheels, chain sprockets and other transmission elements presented separately; parts: Other: Other Parts of universal joints”. A shift connecting rod, being a part of a transmission system and potentially a component of a universal joint, could fall under this classification. The total tax rate is 57.8%.
- 8483908080: This HS code also covers “Transmission shafts (including camshafts and crankshafts) and cranks; bearing housings, housed bearings and plain shaft bearings; gears and gearing; ball or roller screws; gear boxes and other speed changers, including torque converters; flywheels and pulleys, including pulley blocks; clutches and shaft couplings (including universal joints); parts thereof: Toothed wheels, chain sprockets and other transmission elements presented separately; parts: Other: Other Other”. Similar to 8483908040, this code is applicable if the shift connecting rod is considered a general transmission part. The total tax rate is 57.8%.
- 8473408600: This HS code covers “Parts and accessories (other than covers, carrying cases and the like) suitable for use solely or principally with machines of headings 8470 to 8472: Parts and accessories of the machines of heading 8472: Other”. If the shift connecting rod is specifically designed for use with machines falling under heading 8472, this code may be applicable. The total tax rate is 55.0%.
- 8473509000: This HS code covers “Parts and accessories (other than covers, carrying cases and the like) suitable for use solely or principally with machines of headings 8470 to 8472: Parts and accessories equally suitable for use with machines of two or more of the headings 8470 to 8472: Other”. If the shift connecting rod is suitable for multiple machines within headings 8470 to 8472, this code could be considered. The total tax rate is 55.0%.
Important Considerations:
The classification of a shift connecting rod depends on its specific application and the machinery it is designed for. It is crucial to determine whether it is primarily a part of a transmission system (8483908040 or 8483908080) or a specific accessory for machines within headings 8470-8472 (8473408600 or 8473509000).