GM 3790876 Rear Leaf Spring Shackle Bushings 3908370

( Brand: Gm ), ( Manufacturer Part Number: 3790876 ), ( Type: Leaf Spring Bushing ), ( Ipn: 3908370 ), ( Vintage Part: Yes ), ( Country Of Origin: United States )

Review GM Original #3790876 Rear Leaf Spring Shackle Bushings

The **GM 3790876 Rear Leaf Spring Shackle Bushings** are a critical yet often overlooked component in the suspension system of many General Motors vehicles, including popular models like the Chevrolet Silverado, GMC Sierra, and full-size trucks from the early 2000s onward. These bushings serve as the pivot points for the rear leaf spring shackles, allowing smooth vertical movement while absorbing the harsh impacts of road imperfections, rough terrain, and heavy loads. Crafted from high-quality, durable rubber with a reinforced steel core, these bushings are designed to withstand the relentless stress of daily driving, towing, or off-road adventures, ensuring optimal suspension alignment and preventing premature wear on the leaf springs themselves. Over time, however, exposure to road debris, moisture, and extreme temperatures can cause these bushings to crack, compress, or degrade, leading to clunking noises, uneven ride height, and even suspension failure if left unaddressed. Replacing them with the **GM 3790876** bushings guarantees a precise fit and reliable performance, as they are engineered to meet OEM specifications, maintaining the original vehicle handling characteristics while extending the lifespan of the entire rear suspension assembly. Whether you're restoring a classic truck, upgrading a daily driver, or preparing for heavy-duty tasks, these bushings provide the necessary resilience to keep your vehicle running smoothly, mile after mile. Their straightforward installation often requiring only basic tools makes them an accessible yet indispensable part of any suspension maintenance routine.

### Pros and Cons of Buying GM 3790876 Rear Leaf Spring Shackle Bushings

1. **Direct Fitment** These bushings are designed specifically for GM vehicles, ensuring compatibility with your vehicle s rear leaf spring assembly. This reduces the risk of improper installation or misalignment issues that can arise with aftermarket parts that may not match perfectly.

2. **Durability** GM s OEM (Original Equipment Manufacturer) parts are typically built to withstand the stresses of daily driving, including weight, road conditions, and suspension movement. High-quality materials and manufacturing standards contribute to longevity, reducing the likelihood of premature wear or failure.

3. **Reliability** Since these bushings are part of the original equipment, they are less likely to fail unexpectedly compared to lower-quality aftermarket alternatives. This can prevent sudden breakdowns or suspension-related issues that could compromise vehicle safety or handling.

4. **Warranty Coverage** Purchasing from an authorized dealer or a reputable supplier often includes a warranty, providing peace of mind in case the bushings fail due to defects. This can save you money on replacements if issues arise shortly after installation.

5. **Consistency with Original Design** Using OEM bushings ensures that the suspension operates as intended by the vehicle s engineers. This can help maintain proper ride height, alignment, and load-bearing capacity, which is critical for both passenger comfort and vehicle performance.

6. **Easier Installation** Because these bushings are designed to fit seamlessly with the rest of the suspension components, installation is typically straightforward, especially if you have experience working on your vehicle. No additional modifications or adjustments are usually required.

7. **Support for Resale Value** If you plan to sell your vehicle in the future, having OEM parts installed can be a selling point for buyers who prefer or require genuine components. This may help maintain or even slightly increase your vehicle s resale value.

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1. **Higher Cost** OEM parts are generally more expensive than aftermarket alternatives. The price reflects the brand reputation, quality, and warranty, which can be a significant drawback if you re working with a tight budget or looking for cost-effective solutions.

2. **Limited Availability** Depending on the age of your vehicle or the rarity of the part, GM 3790876 bushings may be harder to find, especially if you re not purchasing directly from a dealer. This could require ordering from specialty suppliers, which may involve longer lead times or shipping costs.

3. **Potential for Overkill** If your vehicle s suspension is already worn or damaged beyond the bushings, replacing just these components may not fully address underlying issues. In such cases, you might need to replace other parts (e.g., springs, shocks, or bushings elsewhere in the suspension) to achieve optimal performance.

4. **No Performance Upgrades** Unlike some aftermarket bushings, OEM parts do not offer performance enhancements such as improved stiffness, reduced vibration, or better load capacity. If you re looking to modify your suspension for off-roading, towing, or sportier handling, aftermarket options might be more suitable.

5. **Environmental and Ethical Considerations** OEM parts are often sourced from new manufacturing, which may not be as environmentally friendly as reconditioned or recycled parts. If sustainability is a priority, you might consider alternatives like remanufactured bushings or aftermarket parts with eco-friendly certifications.

6. **Dealer Markup** Purchasing from an authorized dealer can come with higher prices due to overhead costs, labor fees, or regional pricing strategies. This can make OEM parts more expensive than buying directly from an online retailer or a trusted parts store.

7. **Potential for Counterfeit Parts** When buying online, especially from unverified sellers, there is a risk of receiving counterfeit or substandard OEM parts. These may not meet quality standards, leading to premature failure or poor performance. Always verify the seller s reputation and authenticity of the parts.

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The GM 3790876 rear leaf spring shackle bushings are a reliable and high-quality choice for maintaining or restoring your vehicle s suspension system. Their direct fitment, durability, and compatibility with GM s engineering standards make them an excellent option if you prioritize performance, safety, and longevity. However, the higher cost and potential limitations in terms of availability or performance upgrades may not make them the best choice for everyone.

If your primary goal is to replace worn bushings to prevent suspension issues and maintain your vehicle s original functionality, OEM bushings are a strong recommendation. On the other hand, if you re on a budget, looking for performance enhancements, or seeking more environmentally friendly options, exploring aftermarket alternatives (such as reputable brands like Monroe, Gabriel, or Bilstein) could be a viable compromise.

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- You want the most reliable and long-lasting solution for your suspension.

- You prefer OEM parts for warranty coverage and compatibility.

- Your vehicle is relatively new or you plan to keep it for an extended period.

- You re comfortable paying a premium for quality and peace of mind.

- You re working with a limited budget and can find high-quality aftermarket bushings (e.g., from brands like Monroe or Bilstein) that offer similar durability.

- You re looking for additional performance benefits or customization options.

- You re unable to locate the OEM part easily or prefer to support remanufactured or recycled parts.

Before purchasing, verify the authenticity of the seller, especially if buying online, and ensure that the bushings are compatible with your specific vehicle model and year. If you re unsure about installation, consult a professional mechanic to avoid potential issues.

Details:

Please look at pictures for condition on the ends-still has lots of life left. Four have part #3790876 on them and one has #3908370. Will also fit some year Novas. These were removed 25 years ago from a 1967 Camry and properly stored.

Five original GM used bushings for 1967-69 Camry and Fire bird in good condition. Still nice and firm.

part #: 3790876 prices

• $36.43-$300.00

specifications suspensiosteeri:

• brand: Gm
• mpn: 3790876
• type: Leaf Spring Bushing
• ipn: 3908370
• vintage part: Yes
• country of origin: United States

returns suspensiosteeri:

• policy: No Returns

offer suspensiosteeri:

• quantity: 1
• sold: 0
• availability: In Stock
• options: Ship-to-home
• best offers: True
• started: April 29, 2026

general suspensiosteeri:

• Car Truck Parts Accessories > Steering Suspension > Steering Suspension Bushings
• condition: Used

seller suspensiosteeri:

• # reviews: 1720
• rating: 100.0%
• city: East LonGmeadow, Massachusetts

shipping suspensiosteeri:

• cost: $9.00
• class: Standard
• service: USPS Ground Advantage, UPS Ground, FedEx Ground / FedEx Home Delivery
• transit: 3-8 Days
• carrier: USPS, UPS, FedEx
• type: Fixed

payments suspensiosteeri:

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

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