PROTHANE 4-1003-BL Leaf Spring Shackle Bushing Kit 636169029745 Eye/shackle

( Brand: Prothane ), ( Manufacturer Part Number: 4-1003-BL ), ( Type: Leaf Spring Shackle Bushing ), ( Item Width: 4.500 ), ( Item Length: 4.000 ), ( Country Of Origin: United States ), ( UPC: 636169029745 )

Review PROTHANE Leaf Spring Eye/shackle Bushing Kit

The Prothane 4-1003-BL Leaf Spring Eye/Shackle Bushing Kit is a superior suspension upgrade solution for your vehicle, designed to enhance performance and durability. This kit is specifically engineered for use with eye or shackle bolts on leaf springs.

Each bushing in this set is manufactured from Prothane's proprietary polyurethane material, which provides a unique blend of performance benefits. This material is more resilient than stock rubber bushings, reducing deflection and improving road feel. At the same time, it's more flexible than solid bushings, ensuring a comfortable ride.

The Prothane 4-1003-BL kit includes eight bushings in total four for the left side and four for the right side of your vehicle. Each bushing is precision-machined to ensure a perfect fit, ensuring easy installation and minimal required modifications.

By upgrading your leaf spring bushings with this Prothane kit, you can expect to experience improved handling, better steering response, and reduced wheel hop. Additionally, these bushings are resistant to wear and tear, ensuring a long-lasting upgrade that will serve your vehicle well for years to come.

These bushings are an excellent choice for enthusiasts looking to improve their vehicle's performance, as well as for commercial or fleet vehicle operators seeking reliable and durable suspension components. With their superior design and materials, the Prothane 4-1003-BL Leaf Spring Eye/Shackle Bushing Kit is an essential upgrade for anyone seeking to maximize the potential of their vehicle's suspension system.

Pros and Cons of buying a Prothane 4-1003-BL Leaf Spring Eye/Shackle Bushings Kit

The Prothane 4-1003-BL Leaf Spring Eye/Shackle Bushings Kit is an automotive product designed to replace worn-out bushings in the suspension system. This kit is known for its durability and high performance. In this analysis, we will discuss the advantages and disadvantages of purchasing this product.

1. Improved Handling: Prothane bushings are known for their superior damping ability, which results in improved handling and better road feel.

2. Reduced Noise: These bushings significantly reduce the amount of noise generated by worn-out stock bushings, leading to a quieter ride.

3. Enhanced Performance: Prothane bushings are made from high-performance materials, providing better support and stability to the vehicle's suspension system.

4. Longer Lifespan: Compared to stock bushings, Prothane bushings last longer due to their superior material quality and design.

5. Easy Installation: The Prothane 4-1003-BL kit comes with all necessary bushings, making it a convenient one-stop solution for suspension rebuild projects.

1. Higher Cost: Prothane bushings are more expensive than stock bushings due to their superior quality and performance.

2. Custom Applications: The Prothane 4-1003-BL kit is designed for specific vehicle applications, so it may not be suitable for all vehicles.

3. Potential Vibration: Some customers have reported increased vibration after installing Prothane bushings, which can be attributed to the stiffer bushings.

4. Modification Required: In some cases, modifications to the vehicle's suspension system may be required to accommodate the larger Prothane bushings.

The Prothane 4-1003-BL Leaf Spring Eye/Shackle Bushings Kit offers several advantages, including improved handling, reduced noise, enhanced performance, and longer lifespan. However, it also comes with some disadvantages, such as higher cost, limited vehicle applications, potential vibration, and the need for modifications.

If you are looking to enhance the performance and durability of your vehicle's suspension system, the Prothane 4-1003-BL Leaf Spring Eye/Shackle Bushings Kit is an excellent investment. However, it is crucial to ensure that the kit is compatible with your specific vehicle application and to consider the potential consequences, such as increased cost and potential vibration, before making the purchase. Overall, the benefits of this product generally outweigh the drawbacks.

Details:

Placing an order outside the US is easy. 1 3/8 in.; Eye Bolt DOA. Original packaging. In leaf spring-type suspensions there are significant forces focused on the pivot points and shackles.

From bushing, bump stops and body mounts to stressed driveling components like motor transmission lift kits, PROTHANE engineers are constantly developing innovative new hi-performance polyurethane based parts. Precision Fabrication Assures Perfect Fit. Fits what vehicles: 1960-1976 Plymouth Valiant, 1962-1976 Dodge Dart, 1964-1969 Barracuda, 1965 Satellite, 1970-1976 Duster, 1971-1976 Scamp.

All related sleeves, etc. 7/16 in.; Shackle Bushing DOA. Prothane 4-1003-BL Leaf Spring Eye/Shackle Bushing Kit: Shackle. PROTHANE Motion Control has become synonymous with innovative, hi-performance polyurethane or urethane for short, based bushings and driveling components.

All accessories hardware. Are precision fabricated to assure a perfect fit. Leaf Spring Eye/Shackle Bushing Kit; Black; Eye DOA.

part #: 41003 prices

• $36.18-$39.43

specifications coilspringi:

• brand: Prothane
• mpn: 4-1003-bl
• type: Leaf Spring Shackle Bushing
• item width: 4.500
• item length: 4.000
• country of origin: United States
• upc: 636169029745

seller coilspringi:

• city: Watervliet, Michigan
• # reviews: 145325
• rating: 99.4%

payments coilspringi:

• wallet: Paypal
• other
• credit card: Diners-club

returns coilspringi:

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

shipping coilspringi:

• service: Standard
• class: Standard
• cost: $0.00
• transit: 2-7 Days
• type: Fixed

offer coilspringi:

• options: Ship-to-home
• started: February 10, 2026
• quantity: 1
• sold: 0
• availability: In Stock

general coilspringi:

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

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