QA1 SM10-400 Coil Spring Rate 806990025364 10SM400 400LB

( Brand: Qa1 ), ( Manufacturer Part Number: SM10-400 ), ( Placement On Vehicle: Universal ), ( Type: Coil Springs ), ( Item Width: 5.000 ), ( Color: Silver ), ( Item Length: 17.00 ), ( Material: Steel ), ( California Prop 65 Warning: True ), ( UPC: 806990025364 )

Review QA1 Coil Spring Inch 400lb Rate Chrome fits 2010

The QA1 SM10-400 10SM400 coil spring is an essential component for suspension systems requiring a 10-inch length and a spring rate of 400 pounds. This high-performance coil spring is engineered and manufactured by QA1, a leading innovator in the field of suspension technology.

The SM10-400 10SM400 coil spring is designed with heavy-duty applications in mind. With a spring rate of 400 pounds, it offers excellent load support and stability. This makes it an ideal choice for vehicles that carry heavy loads or have performance modifications that increase the vehicle's weight.

The spring is constructed from high-quality chrome silicon steel, ensuring strength, durability, and consistent performance. Its 10-inch length is suitable for various applications, including suspension systems in trucks, SUVs, and performance vehicles.

One of the standout features of this coil spring is its progressive rate design. This means that the spring applies increasing force as the load increases, providing better control and handling. It also reduces the impact felt by the vehicle and its passengers when driving over rough terrain or during hard acceleration.

The QA1 SM10-400 10SM400 coil spring is also designed with precision in mind. Each spring undergoes rigorous testing to ensure it meets QA1's stringent quality standards. This includes measuring the spring rate, length, and diameter to ensure accuracy and consistency.

Installing the QA1 SM10-400 10SM400 coil spring is straightforward, thanks to its threaded design. It can be easily installed using standard tools and can be adjusted to fine-tune the vehicle's suspension setup.

In summary, the QA1 SM10-400 10SM400 coil spring is a high-performance suspension component designed for heavy-duty applications. With its 10-inch length and 400-pound spring rate, it offers excellent load support and stability. Its progressive rate design provides better control and handling, while its precision engineering ensures consistent performance.

The QA1 SMI01-10-400 10SM400 coil spring with a rate of 10 400lb is a heavy-duty automotive suspension part, commonly used in high-performance applications to provide better handling and control. Here are some pros and cons of buying this specific coil spring:

1. High Spring Rate: A spring rate of 10,400 lb is suitable for heavy-duty vehicles and high-performance applications where increased handling and control are required.

2. Quality Manufacturing: QA1 is a reputable brand known for its high-quality suspension components. This spring is designed to provide excellent performance and durability.

3. Designed for Specific Applications: This spring is specifically designed for certain vehicles and applications, ensuring a proper fit and function.

4. Improved Handling: With a higher spring rate, this coil spring can improve handling and reduce body roll, making the vehicle more responsive and agile.

5. Increased Load Capacity: This spring is capable of supporting heavier loads than standard springs, making it an ideal choice for heavy-duty applications.

1. Cost: The QA1 SMI01-10-400 10SM400 coil spring is more expensive than standard springs due to its high-performance design and materials.

2. Installation Complexity: Installing this coil spring may require specialized tools and expertise, which could add to the cost and time of the installation process.

3. Potential Noise: A higher spring rate can result in increased noise during operation, which some customers may find unacceptable.

4. Stiffer Ride: The stiffer ride provided by this coil spring may not be suitable for all driving styles or preferences.

The QA1 SMI01-10-400 10SM400 coil spring is an excellent choice for high-performance applications where increased handling, load capacity, and control are essential. Its high-quality manufacturing and specific application design make it a reliable and effective suspension component. However, its higher cost, installation complexity, potential noise, and stiffer ride may be disadvantages for some customers. Ultimately, the decision to purchase this coil spring depends on the specific requirements and preferences of the user.

If you are looking for improved handling, increased load capacity, and better performance in a heavy-duty or high-performance application, the QA1 SMI01-10-400 10SM400 coil spring is an excellent choice. However, if you are on a budget or prefer a smoother ride, you may want to consider alternative options with lower spring rates or different manufacturers. It's essential to consider the specific requirements and limitations of your application before making a purchasing decision.

Details:

Part # SM10-400 Condition New Brand QA1 Sold Each Details These 1-7/8.D. Headquarters. Coil-over springs are shot preened and double heat treated for consistency. QA1 guarantees these springs to remain within 5% of the original free height under normal operating conditions - FOREVER.

Specs Sold in Quantity Each GTIN Code 4 MFG. The service and products are always second to none. Yes, I recommend this product.

part #: sm10400 price

• $100.74

specifications coilspringi:

• for years: 2010
• brand: Qa1
• mpn: Sm10-400
• placement on vehicle: Universal
• type: Coil Springs
• item width: 5.000
• color: Silver
• item length: 17.00
• material: Steel
• california prop 65 warning: True
• upc: 806990025364

seller coilspringi:

• # reviews: 367653
• city: Lakeville, Minnesota
• rating: 99.8%

payments coilspringi:

• other
• credit card: Visa
• wallet: Apple-pay

shipping coilspringi:

• service: UPS Ground
• type: Fixed
• transit: 4-10 Days
• carrier: UPS
• class: Standard
• cost: $15.99

general coilspringi:

• condition: New
• Car Truck Parts Accessories > Steering Suspension > Leaf Coil Springs

returns coilspringi:

• policy: Returns Accepted
• paid by: Seller
• time: 30 Days

offer coilspringi:

• availability: In Stock
• started: May 31, 2026
• options: Ship-to-home
• sold: 0

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