Tubular control arms have become a favored upgrade for many automotive enthusiasts, especially those seeking to enhance their suspension systems for better performance, durability, and aesthetics.
Unlike conventional stamped steel arms, tubular control arms are designed with hollow steel or aluminum tubing, which provides a lightweight yet robust alternative. This upgrade is commonly found in performance vehicles, off-road machines, and custom builds where suspension precision and durability are paramount.
The benefits of tubular control arms are extensive: they reduce unsprung weight, optimize suspension geometry, and improve ground clearance. However, they also come with challenges, such as higher costs, rust concerns, and installation complexities.
In this article, we’ll explore 10 key pros and 10 cons of tubular control arms, providing detailed insights to help you determine whether they are the right choice for your vehicle and driving needs.
Pros Of Tubular Control Arms
1. Enhanced Suspension Geometry
Tubular control arms improve suspension geometry by offering precise adjustments for camber, caster, and toe angles. These settings are critical for optimizing vehicle handling, particularly in high-performance or off-road scenarios.
By allowing drivers to fine-tune their suspension, tubular control arms ensure better tire contact with the road, enhancing grip and reducing uneven tire wear. This adjustability is especially useful in applications like racing or off-roading, where alignment precision can significantly impact performance. Improved geometry also reduces stress on other suspension components, prolonging their lifespan.
Overall, tubular control arms offer a higher level of customization that traditional stamped steel arms cannot match, making them an invaluable tool for enthusiasts aiming for superior handling and stability.
2. Lightweight Construction
Tubular control arms are crafted from hollow steel or aluminum, which makes them significantly lighter than their stamped steel counterparts. This reduction in unsprung weight enhances suspension responsiveness, allowing the system to react more quickly to changes in road conditions. For performance vehicles, this translates to sharper handling, improved cornering, and better ride quality.
The lighter construction also reduces stress on shocks, springs, and other suspension components, extending their lifespan. Additionally, lighter control arms contribute to improved fuel efficiency and quicker acceleration, making them ideal for both high-performance and daily driving scenarios.
This weight advantage, combined with their strength, positions tubular control arms as a superior choice for those looking to upgrade their vehicle’s suspension.
3. Increased Strength And Durability
Tubular control arms are built for resilience. The tubular design provides greater structural integrity, enabling these components to withstand extreme stress and harsh driving conditions. Whether navigating rocky off-road trails or enduring the rigors of a racetrack, tubular control arms maintain their shape and performance without bending or cracking.
High-quality materials like chrome-moly steel or aircraft-grade aluminum ensure they resist fatigue over time. Many models also feature reinforced welds, which add to their durability. This superior strength not only enhances safety but also reduces the likelihood of costly repairs or replacements, making tubular control arms a reliable investment for demanding applications.
4. Improved Aesthetic Appeal
Tubular control arms bring a sleek and modern look to a vehicle’s suspension system. Often featuring polished metal or powder-coated finishes, these components stand out visually, adding a professional touch to any performance or custom build.
For show cars or vehicles with exposed suspension setups, tubular control arms offer an aesthetic upgrade that complements other modifications. Their refined appearance often signals the presence of a high-performance suspension system, appealing to car enthusiasts who value both style and substance.
This combination of functionality and aesthetics makes tubular control arms an attractive choice for those seeking to enhance their vehicle’s overall presentation.
5. Better Ground Clearance
The design of tubular control arms typically offers better ground clearance compared to traditional stamped steel arms. This is particularly advantageous for off-road vehicles, as it reduces the risk of damage when driving over rocks, tree roots, and uneven terrain.
Improved clearance also provides more flexibility for larger tires or suspension lifts, which are common in off-road and performance applications. For urban drivers, the additional clearance can help protect the suspension from curbs or road debris.
Tubular control arms thus offer an ideal solution for drivers looking to maximize their vehicle’s versatility and safety across different environments.
6. Reduced Flexing Under Load
Traditional stamped steel arms are prone to flexing under heavy loads, which can compromise alignment and handling. Tubular control arms, on the other hand, maintain their rigidity even under extreme conditions.
This reduction in flexing ensures more consistent suspension performance, particularly during high-speed cornering or while towing heavy loads.
By preserving alignment, tubular control arms improve stability, reduce tire wear, and enhance overall vehicle control. This added rigidity makes them a superior choice for drivers who require dependable suspension performance in demanding situations.
7. Compatibility With Performance Upgrades
Tubular control arms are designed to integrate seamlessly with a variety of performance upgrades, such as coilovers, lifted suspensions, or oversized tires. Their adjustability and strength make them versatile components that can accommodate a wide range of modifications.
For performance enthusiasts who frequently upgrade their vehicles, tubular control arms provide a solid foundation for suspension enhancements. This compatibility ensures that drivers can achieve their desired performance goals without sacrificing reliability or safety.
8. Corrosion-Resistant Finishes
Many tubular control arms come with protective finishes like powder coating or anodizing, which resist rust and corrosion. This is particularly important for vehicles exposed to harsh environments, such as mud, water, or road salt.
These finishes preserve the integrity and appearance of the control arms over time, reducing the need for replacements. For off-roaders and drivers in coastal regions, the corrosion resistance offered by tubular control arms adds to their long-term value and reliability.
9. Easy Maintenance
Tubular control arms often feature greaseable bushings and ball joints, making them easier to maintain compared to traditional components. Regular lubrication ensures smooth operation and extends the lifespan of these moving parts.
Additionally, the modular design of many tubular control arms allows for the replacement of individual components, reducing repair costs and downtime.
This ease of maintenance is particularly beneficial for vehicles used in demanding conditions, where suspension components are subjected to higher wear and tear.
10. Enhanced Driving Comfort
Tubular control arms contribute to a smoother ride by improving suspension dynamics and reducing unsprung weight. They absorb shocks and vibrations more effectively, ensuring a more comfortable driving experience.
Whether on bumpy off-road trails or smooth city streets, the enhanced handling and stability provided by tubular control arms boost driver confidence and passenger comfort. This balance between performance and comfort makes them an excellent choice for drivers who demand versatility from their vehicles.
Cons Of Tubular Control Arms
1. Higher Cost
Tubular control arms are more expensive than traditional stamped steel arms, largely due to their advanced design, materials, and manufacturing processes. High-quality tubular control arms are typically made from chrome-moly steel or aircraft-grade aluminum, which adds to the cost.
Additionally, many tubular arms feature powder-coated or anodized finishes for corrosion resistance, further increasing their price. For budget-conscious drivers, these higher costs can be a barrier, especially if upgrading all four control arms.
Vehicles requiring custom-fit tubular arms or specialized designs may face even steeper expenses. While the investment is worthwhile for performance enthusiasts, it may not be justified for casual drivers who don’t require the additional benefits.
Those considering tubular control arms should weigh their performance needs against their budget and explore options that provide the best value for their specific application.
2. Potential For Rust In Some Models
While many tubular control arms feature corrosion-resistant finishes, lower-quality models may lack sufficient protection against rust. Over time, exposure to harsh environments like mud, water, and road salt can cause these finishes to deteriorate, leaving the underlying metal vulnerable to rust. Once rust sets in, it compromises the structural integrity of the control arms, increasing the risk of failure.
For drivers in coastal or snowy regions, where salt exposure is more prevalent, this can be a significant concern. Regular maintenance and additional rust-proofing treatments, such as applying anti-corrosion sprays, may be necessary to prevent damage.
Although high-end tubular control arms are designed to resist corrosion effectively, buyers must ensure they select models with durable finishes, particularly if their vehicle will frequently encounter harsh or wet conditions.
3. Complex Installation Process
Installing tubular control arms can be more complicated than replacing traditional stamped steel arms. The process often requires specialized tools and precise alignment to ensure proper suspension geometry. DIY enthusiasts may find this challenging, especially if they lack experience with suspension systems.
Misalignment during installation can lead to uneven tire wear, poor handling, and even damage to other suspension components. Professional installation is often recommended, but it adds to the overall cost of the upgrade. Additionally, tubular control arms designed for performance applications may have specific installation requirements, such as pairing them with compatible shocks or springs, which can further complicate the process.
Drivers should carefully follow the manufacturer’s instructions or seek professional assistance to avoid issues and ensure optimal performance from their tubular control arms.
4. Compatibility Issues With Stock Components
Tubular control arms are not always compatible with a vehicle’s existing suspension components. Stock shocks, springs, or bushings may not fit properly with the new control arms, necessitating additional modifications or upgrades.
For example, some tubular control arms are designed for lifted or lowered suspensions, making them unsuitable for vehicles with factory ride heights. Compatibility issues can significantly increase the time and cost involved in the installation process.
Drivers upgrading to tubular control arms should carefully research whether their chosen model is compatible with their vehicle’s suspension setup and intended use.
Consulting with a professional or the manufacturer can help prevent costly mistakes and ensure the upgrade integrates seamlessly with the rest of the suspension system.
5. Risk Of Over-Engineering
Tubular control arms often feature advanced designs and materials aimed at maximizing performance, but these benefits may exceed the needs of casual drivers. For those who use their vehicles primarily for commuting or light-duty tasks, the additional strength, adjustability, and weight reduction may not provide tangible advantages.
Over-engineering can also make these components more expensive and complex than necessary for daily driving. Traditional stamped steel arms may be a more practical and cost-effective option for such users, as they provide sufficient durability and performance for regular use.
While tubular control arms are a valuable investment for enthusiasts who push their vehicles to the limits, they may represent an unnecessary expense for drivers who don’t require the enhanced capabilities these arms offer.
6. Noise And Vibration Issues
Certain tubular control arms, especially those equipped with solid or polyurethane bushings, can transmit more noise and vibration into the vehicle cabin compared to stock components. While this is acceptable in performance vehicles, where drivers prioritize handling and stability, it can detract from comfort in daily drivers or family vehicles. Increased cabin noise and vibration can make long commutes or road trips less enjoyable for occupants.
Drivers who prioritize a smooth and quiet ride may find this aspect of tubular control arms undesirable. Choosing models with rubber bushings or hybrid designs can help mitigate this issue, but these options may not offer the same level of performance benefits as those with firmer bushings.
7. Limited Availability For Some Models
Tubular control arms are not universally available for all makes and models, particularly for older or less common vehicles. Owners of niche vehicles may struggle to find pre-made tubular control arms that fit their suspension system.
Custom fabrication is sometimes required, which can be costly and time-consuming. Even for popular vehicle models, certain designs may not be readily available, such as those compatible with specific aftermarket suspension setups.
This limited availability can make upgrading to tubular control arms challenging for some drivers. Researching product availability and consulting with manufacturers or retailers beforehand is essential to ensure the right fit for your vehicle.
8. Heavier Options For Budget Models
While tubular control arms are generally lighter than stamped steel arms, budget models may be constructed from cheaper, heavier materials to reduce manufacturing costs. These heavier options can negate the weight-saving benefits typically associated with tubular designs, resulting in less responsive suspension performance.
Buyers seeking lightweight tubular control arms must carefully evaluate the material specifications to ensure they are getting the desired benefits. Investing in higher-quality models made from chrome-moly steel or aluminum is often worth the additional cost, as they deliver the performance advantages tubular arms are known for without compromising on weight.
9. Wear And Tear On Ball Joints And Bushings
Although tubular control arms themselves are highly durable, the ball joints and bushings used in their construction are subjected to increased stress. Over time, these components may wear out faster, particularly in demanding applications like off-roading or racing. Regular maintenance, such as lubricating greaseable bushings and replacing worn parts, is necessary to keep the suspension system operating smoothly.
Neglecting maintenance can lead to reduced performance, misalignment, and increased repair costs. Drivers upgrading to tubular control arms should be prepared to invest time and effort in maintaining these components to ensure their long-term reliability and functionality.
10. Potential Warranty Voidance
Aftermarket modifications, including tubular control arms, can sometimes void a vehicle’s manufacturer warranty, particularly on suspension-related components. This risk is most significant for newer vehicles still covered by their original warranty.
Manufacturers may argue that installing tubular control arms alters the suspension geometry or places additional stress on other components, leading to potential warranty disputes. Before proceeding with an upgrade, drivers should carefully review their warranty terms and consult with the manufacturer or dealer.
Understanding the potential implications can help avoid unexpected costs or conflicts and ensure an informed decision about modifying the suspension system.
Conclusion
Tubular control arms offer numerous advantages, including improved suspension geometry, reduced weight, and increased strength, making them an excellent upgrade for off-roaders and performance enthusiasts. Their benefits extend to enhanced aesthetics, better ground clearance, and compatibility with various performance upgrades. However, they also come with challenges such as higher costs, potential rust issues, and installation complexities.
For drivers seeking superior suspension performance and durability, the benefits of tubular control arms often outweigh the drawbacks. However, for casual users or those on a tight budget, traditional stamped steel arms may be a more practical choice. By carefully considering the 10 pros and 10 cons outlined in this article, you can make an informed decision that aligns with your vehicle’s needs and driving goals.