TRUHART TH-K402 Lowering Springs Sport Shock TH-K502 F1.6 R1.5

( Brand: Truhart ), ( Part Type: Spring Shock ), ( Included Hardware: Spring Seat ), ( Color: White ), ( Fitment Type: Direct Replacement ), ( Manufacturer Part Number: TH-K402 TH-K502 ), ( Adjustable: No ), ( Placement On Vehicle: Left, Right, Front, Rear, Lower ), ( Performance Part: Yes ), ( Country Of Origin: United States )

Review TRUHART Lowering Drop Springs Sport Shock F1.6 R1.5 Inch fits SONATA OPTIMA F1 R1 2015–2020

The TruHart TH-K402 and TH-K502 lowering springs are engineered specifically for the Hyundai Sonata Optima models from 2011 to 2019. These high-performance springs are designed to provide a sporty and aggressive look by lowering the vehicle's center of gravity, reducing body roll, and enhancing its overall handling and stability.

The TH-K402 springs are rated for vehicles with stock or 15mm lowering height, while the TH-K502 springs are suitable for a 15-20mm lowering height. Both sets of springs are manufactured using premium SAE9254V spring steel, ensuring exceptional strength, durability, and resistance to rust and corrosion.

The progressive rate design of these springs offers a balanced and comfortable ride, with improved responsiveness and control during aggressive driving maneuvers. The springs also feature a square-taper design, ensuring a secure and precise fit on the shock absorber.

These lowering springs are complemented by the TruHart F1.6 Sport Shocks, which are designed to work in harmony with the springs to deliver optimal performance. The F1.6 shocks feature a monotube design, which provides superior damping capabilities, better heat dissipation, and enhanced stability.

The R1.5 rear shock absorbers are also included in this kit, ensuring that the rear suspension is properly matched with the front shocks for balanced performance. The shocks feature a high-quality piston rod made of chrome-molybdenum steel, ensuring superior resistance to fatigue and wear.

The TruHart TH-K402 and TH-K502 lowering springs and F1.6 Sport Shocks are not only designed to improve the appearance and handling of your Sonata Optima, but they also offer superior ride comfort compared to other aftermarket lowering springs. These high-performance components are engineered to provide a balanced and controlled ride, even when driving on rough roads or during aggressive cornering.

In summary, the TruHart TH-K402 and TH-K502 lowering springs and F1.6 Sport Shocks are a complete suspension upgrade solution for your Hyundai Sonata Optima, offering a sporty and aggressive appearance, improved handling and stability, and superior ride comfort. These components are manufactured using premium materials and are designed to provide exceptional strength, durability, and resistance to rust and corrosion.

Truhart TH-K402 and TH-K502 Lowering Springs and Sport Shocks for 15-20 Sonata Optima: A Comprehensive Analysis

The Truhart TH-K402 and TH-K502 lowering springs and sport shocks are popular aftermarket upgrades for the 15-20 Sonata Optima. These components aim to provide improved handling, enhanced aesthetics, and better performance. In this analysis, we will discuss the advantages and disadvantages of investing in these parts.

1. Improved Handling: The lowering springs and sport shocks help reduce body roll and improve overall stability, making the vehicle more responsive to driver inputs.

2. Enhanced Aesthetics: The lowered ride height provides a sportier appearance, making the Sonata Optima look more appealing and distinctive.

3. Better Performance: The upgraded suspension components offer increased rigidity, allowing the vehicle to handle better during high-speed cornering and handling.

4. Customizability: Truhart offers various spring rates and shock valving options, allowing customers to tailor the suspension setup to their driving preferences.

5. High-Quality Materials: Truhart uses high-quality materials and construction techniques, ensuring durability and reliability.

1. Cost: Truhart suspension components are more expensive than OEM parts, which could be a deterrent for some buyers.

2. Installation Complexity: Installing these components requires some mechanical knowledge and experience, which may be a concern for less experienced DIY enthusiasts.

3. Ride Comfort: The stiffer springs and shocks may result in a less comfortable ride, particularly on rough roads.

4. Noise: Some customers have reported increased noise from the suspension components, particularly during aggressive driving.

The Truhart TH-K402 and TH-K502 lowering springs and sport shocks offer several advantages, including improved handling, enhanced aesthetics, better performance, and customizability. However, they also come with some drawbacks, such as increased cost, installation complexity, reduced ride comfort, and potential noise.

If you are looking for a significant handling improvement, a more aggressive look, and the ability to customize your suspension setup, these components might be worth the investment. However, if you prioritize ride comfort and are not comfortable with the installation process, these upgrades may not be the best choice for you.

Before making a decision, consider your driving preferences, budget, and mechanical abilities. If you prioritize handling and aesthetics, the Truhart TH-K402 and TH-K502 lowering springs and sport shocks could be an excellent upgrade for your 15-20 Sonata Optima. However, if you prioritize comfort and ease of installation, you may want to consider alternative options or upgrades. Always ensure that you are purchasing these components from a reputable dealer or retailer to ensure their quality and long-term reliability.

Details:

Please e-mail us for a shipping quote. These Lowering Coil Springs are made flight weight steel. 15-19 Hyundai Sonata /16-20 KIA Optima Lowering Springs 100% brand new, never been used. Installing lowering spring on your OEM shocks can cause many issues such as.

These lowering springs are designed to be used with OEM or replacement shocks. Use with TruHart Lowering Springs but are compatible any spring that. Reuse your OEM top mounts and feature a twin tube design that offer. These Lowering Springs offer a 1.6 front / 1.5 rear drop.

Sport Shocks. Dampening characteristics that provide sporty feel yet street able for daily. This listing is for a set of Lowering Spring Kit that includes 2 front springs and rear

TruHart Sport Shocks are a short stroke shock engineered for. Spring can improves your cars handling and give car a more aggressive appearance. Lowers the vehicle at least 1 will not work with factory springs. Shock travel.

Springs may vary in size. Poor ride quality, noises, and accelerated shock wear due to shortened available.

part #: thk402 prices

• $140.00-$304.00

specifications lowerlageen:

• for models: F1, R1, Sonata, Optima
• for years: 2015-2020
• brand: Truhart
• part type: Spring Shock
• included hardware: Spring Seat
• color: White
• fitment type: Direct Replacement
• manufacturer part number: TH-K402 TH-K502
• adjustable: No
• placement on vehicle: Left, Right, Front, Rear, Lower
• performance part: Yes
• country of origin: United States

general lowerlageen:

• condition: New
• Auto Permance Parts > Chassis, Suspension Brakes > Lower Kits Parts

offer lowerlageen:

• started: February 24, 2026
• quantity: 2
• sold: 0
• options: Ship-to-home
• availability: In Stock

seller lowerlageen:

• city: Riverside, California
• rating: 99.4%
• # reviews: 10497

payments lowerlageen:

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

shipping lowerlageen:

• cost: $0.00
• class: Standard
• service: Standard
• transit: 3-8 Days
• type: Fixed

returns lowerlageen:

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

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