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American 3 Axle Mechanical Suspension for Sale

The American Type 3 Axle Mechanical Suspension is a heavy-duty, three-axle configuration suspension system commonly used in large commercial trucks, trailers, and specialized vehicles that require high load capacities and enhanced stability. This system utilizes leaf spring technology combined with shock absorbers and other suspension components to ensure superior load distribution, shock absorption, and durability. This type of suspension is primarily used in high-capacity hauling, towing, and off-road applications.
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  • LH-03A-180

  • LUEN

  • 56356

The American Type 3 Axle Mechanical Suspension is a powerful and reliable solution for heavy-duty commercial vehicles and specialized trailers. With its three axle design, multi-leaf spring suspension, and shock absorbers, it offers superior load distribution, stability, and durability for vehicles carrying heavy or oversized loads. This system is ideal for industries like construction, logging, mining, and transport, where the ability to handle large loads and operate in harsh conditions is essential.


American Mechanical Suspension for sale near me Specification 


Specification Value
Axle Configuration 3-Axle (Triple Axle)
Suspension Type Mechanical Suspension (Leaf Springs, Shock Absorbers, U-Bolts)
Spring Type Multi-Leaf Springs (Standard), Single-Leaf (Optional)
Spring Material High-Strength Steel (Alloy Steel or Carbon Steel)
Shock Absorber Type Twin-Tube or Monotube Shocks
Shock Absorber Damping Rate 200–500 lbs per inch (Heavy-Duty Shocks)
Suspension Travel 8–12 inches (Heavy Duty)
Ride Height 12–18 inches (depending on vehicle and load)
Ground Clearance 12–18 inches (depending on vehicle and application)
Axle Load Capacity 5,000–20,000 lbs per axle (Light to Medium Duty)
Axle Load Capacity (Heavy Duty) 15,000–30,000 lbs per axle (Heavy Duty)
Leaf Spring Length 48–72 inches (depending on vehicle and application)
Spring Eye Diameter 1.75–3.0 inches (varies by application)
U-Bolt Diameter 1.0–2.0 inches
Suspension Mounting Type U-Bolts, Shackles, Brackets, and Shock Absorber Mounts
Wheel Size Compatibility 16–24 inches in diameter (depending on vehicle and load)
Tire Load Capacity 2,500–8,000 lbs per tire
Frame Mounting Type Mounted via frame brackets and shock absorber brackets


Tri Axle Mechanical Suspension Diagram


american tri axle mechanical suspension


Tri American Mechanical Suspension Shippment


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Performance & Features:

  • Enhanced Load Distribution:
    The three-axle configuration offers superior load distribution across three axles, significantly improving the vehicle's load-bearing capacity and reducing the stress placed on individual axles. This is particularly useful for vehicles that carry heavier cargo, such as freight trucks, dump trucks, and trailers.

  • Leaf Spring Suspension:
    Multi-leaf springs (usually 3 to 4 layers) are used to provide robust shock absorption and load-bearing capability. These leaf springs are designed for long service life, high durability, and the ability to withstand heavy shock loads from rough roads and off-road conditions.

  • Shock Absorbers:
    High-performance shock absorbers are used to control the rebound and movement of the suspension, enhancing ride stability and comfort, especially under heavy load conditions. These absorbers typically offer damping rates ranging from 200–500 lbs per inch, depending on the vehicle's load and use case.

  • Stability and Durability:
    The triple axle configuration improves vehicle stability by better distributing the weight across three axles, minimizing the risk of axle failure or sagging under load. This configuration is essential for vehicles carrying heavy or oversized loads and for those used in rough, uneven terrain.

  • Flexibility for Various Applications:
    The American Type 3 Axle Suspension system is highly flexible and can be customized for use in a variety of commercial vehicles such as tankers, flatbed trailers, logging trucks, heavy-duty haulers, and construction vehicles.


American 3 axle mechanical suspension Applications:

  • Heavy-Duty Trucks: The American Type 3 Axle Mechanical Suspension for sale near me is commonly used in heavy-duty trucks such as tanker trucks, dump trucks, flatbed trucks, and long-haul tractor-trailers. These vehicles require robust suspension systems to handle heavy, irregular loads, often over rough terrain.

  • Trailers: Used extensively in low-bed trailers, flatbed trailers, and heavy-haul trailers that transport oversized or extremely heavy loads, requiring excellent stability and weight distribution across three axles.

  • Construction and Mining Vehicles: Common in vehicles that operate in construction, mining, and logistics, where high payloads are common and vehicle stability is crucial.

  • Logging Trucks: The suspension is ideal for logging trucks, which carry heavy timber and navigate rough off-road terrain.


Advantages of American Type 3 Axle Mechanical Suspension:

  1. Superior Load Distribution:
    The three-axle configuration helps distribute the weight evenly across all three axles, allowing the vehicle to carry heavier loads and reducing the likelihood of axle damage due to excessive stress or uneven loading.

  2. Enhanced Durability:
    The suspension system, built with multi-leaf springs, provides long-lasting performance and can handle the demanding conditions of commercial hauling, off-road driving, and long-haul transport.

  3. Increased Stability:
    The three-axle system provides exceptional stability, particularly when handling heavy or oversized loads. It helps maintain balance and reduces body roll when turning or driving on uneven surfaces.

  4. Cost-Effective:
    This mechanical suspension is simpler than air or hydraulic systems, making it more cost-effective in terms of manufacturing, maintenance, and repair. Its robust design requires fewer parts and can withstand harsher conditions.

  5. Versatility:
    The American Type 3 Axle Suspension near me is adaptable to various types of commercial vehicles, including flatbeds, dump trucks, tanker trucks, trailers, and logging vehicles, making it a versatile solution for industries requiring heavy-duty suspension systems.


Optional Upgrades & Accessories:

  • Upgraded Shocks:
    Consider upgrading to high-performance shocks for improved damping and load handling during off-road or extreme load conditions.

  • Sway Bars:
    Adding anti-sway bars can help reduce body roll and improve handling during cornering or sudden maneuvers.

  • Lift Kits:
    Install a lift kit to increase ground clearance, which is beneficial for off-road vehicles that need to navigate rough terrain or steep inclines.

  • Air Assist Springs:
    Add air assist springs to the suspension to adjust ride quality and improve load management, especially for trailers and haulers with varying load weights.


American 3 axle mechanical suspension for sale near me Factory

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Liangshan Luheng Trailer Parts Co., Ltd. is a comprehensive company integrating R&D,production and trade. Workshop covers an area of about 51,000 square meters.

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