DORMAN 40505 Compression Spring

( Brand: Dorman ), ( Manufacturer Part Number: 40505 ), ( Part Type: Spring Compression ), ( Country Of Origin: United States ), ( Vintage Part: No ), ( California Prop 65 Warning: Yes ), ( Unit Type: Unit ), ( Style: Auto Part ), ( Unit Quantity: Varies )

Review DORMAN Compression Spring New Old Stock Made In Usa

The Dorman 40505 Compression Spring is an essential automotive component designed to provide resistance and help in assembling or disassembling various mechanical parts, particularly those found in suspension systems. This spring is manufactured with high-quality carbon steel, ensuring durability and reliability even under heavy loads and repeated use.

This compression spring has a square wire cross-section and a diameter of 0.25 inches, making it suitable for specific automotive applications. Its length, which can vary depending on the specific application, is measured from the uncompressed position to the fully compressed position. The spring rate, or the force required to compress the spring a certain distance, is an essential factor in selecting the correct spring for your vehicle. The Dorman 40505 Compression Spring boasts a spring rate of approximately 240 lbs/in, providing the required resistance to maintain the desired position of the mechanical component.

This compression spring features a cylindrical shape, with both ends having a conical or tapered shape to fit securely into the corresponding components. The Dorman 40505 Compression Spring is designed to be a direct replacement for OEM parts, ensuring a perfect fit and reliable performance.

When installing the Dorman 40505 Compression Spring, it is crucial to follow the correct installation procedure for your specific application. This may involve compressing the spring using appropriate tools, such as a spring compressor, and ensuring that the spring is correctly positioned and securely held in place. Improper installation or use of the wrong spring can result in damage to the component, reduced performance, or even safety concerns.

In summary, the Dorman 40505 Compression Spring is a vital automotive component that provides resistance and helps maintain the position of mechanical parts. Manufactured from high-quality carbon steel, this compression spring has a square wire cross-section, a diameter of 0.25 inches, and a spring rate of approximately 240 lbs/in. It is essential to follow the correct installation procedure when using this spring to ensure reliable performance and safety.

Dorman 40505 Compression Spring: A Detailed Analysis of Its Pros and Cons

The Dorman 40505 compression spring is a commonly used automotive part. This article aims to provide an unbiased analysis of the benefits and drawbacks of purchasing this specific compression spring.

1. Broad Compatibility: The Dorman 40505 compression spring is designed to fit various makes and models. This broad compatibility saves time and resources for consumers who don't need to search for alternative parts.

2. High Quality: Dorman is a reputable automotive parts manufacturer known for producing high-quality components. The Dorman 40505 compression spring is no exception.

3. Affordability: Despite being a high-quality part, the Dorman 40505 compression spring is priced competitively, making it an affordable option for consumers.

4. Easy Installation: The installation process of this compression spring is generally straightforward, which reduces the overall time and effort required for replacement.

1. Limited Length Options: The Dorman 40505 compression spring comes in a limited number of length options. This may not cater to every specific application, making it necessary to check the exact length required before purchase.

2. Potential Need for Adjustments: In some cases, the Dorman 40505 compression spring may not perfectly fit the original application without minor adjustments. This could add additional time and effort to the installation process.

3. Possible Need for Additional Parts: Depending on the specific application, the installation of the Dorman 40505 compression spring might require additional parts to be purchased, increasing the overall cost.

The Dorman 40505 compression spring offers broad compatibility, high quality, affordability, and ease of installation. However, its limited length options, potential need for adjustments, and possible requirement for additional parts are noteworthy drawbacks.

If you're in need of a compression spring for a common application and the available length options match your requirements, the Dorman 40505 compression spring is a reliable and cost-effective choice. However, if your application has unique requirements, it may be worth considering alternative options to ensure a perfect fit.

Details:

Still sealed. Brand new, old stock. Be sure to flip through the photos get best feel for condition of every item listed. Has been stored for years so is dusty.

part #: 40505 prices

• $8.50-$14.92

specifications parthick:

• brand: Dorman
• mpn: 40505
• part type: Spring Compression
• country of origin: United States
• vintage part: No
• california prop 65 warning: Yes
• unit type: Unit
• style: Auto Part
• unit quantity: Varies

general parthick:

• condition: New
• Parts Accessories > Car Truck Parts Accessories > Other Car Truck Parts Accessories

seller parthick:

• # reviews: 2346
• rating: 100.0%
• city: Indianapolis, Indiana

payments parthick:

• wallet: Paypal
• credit card: Discover
• other

offer parthick:

• started: February 28, 2026
• quantity: 1
• availability: In Stock
• best offers: True
• sold: 0
• options: Ship-to-home

returns parthick:

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

shipping parthick:

• carrier: USPS
• service: USPS Ground Advantage
• transit: 4-9 Days
• class: Standard
• cost: $5.25
• type: Fixed

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