GM 14065899 Rear Fiberglass Mono Leaf Spring Nyr 84-90

( Brand: Gm ), ( Manufacturer Part Number: 14065899 ), ( Part Type: Spring )

Review GM Rear Fiberglass Composite Mono Leaf Spring 84-90 Nyr fits CORVETTE 1991–1996

Introducing the GM 14065899 Corvette Rear Fiberglass Mono Leaf Spring, an essential upgrade for your 1984 to 1996 Corvette model (also compatible with 1991, 1992, 1993, 1994, 1995, and 1996 C5 Corvettes with NYR suspension). This high-performance spring offers numerous benefits, ensuring a superior driving experience.

Crafted from fiberglass, this mono leaf spring boasts remarkable strength and durability. The material is resistant to corrosion and decay, ensuring a long-lasting solution for your Corvette. The mono leaf design provides consistent and progressive spring rate, enabling optimal handling and ride quality.

Design features include a smooth, fiberglass surface that resists rust, rot, and other environmental damages, while the pre-drilled mounting points make for a straightforward installation process. The spring is also calibrated for the NYR suspension system, guaranteeing perfect fit and function.

Replacing the stock spring with the GM 14065899 Corvette Rear Fiberglass Mono Leaf Spring results in noticeable enhancements. You can expect improved handling, better stability, and a more responsive driving experience. Additionally, this upgrade reduces the risk of suspension failure, ensuring peace of mind and reliability on the road.

In summary, the GM 14065899 Corvette Rear Fiberglass Mono Leaf Spring is a must-have for Corvette enthusiasts seeking superior performance, durability, and a sleek, fiberglass finish. By upgrading your Corvette's rear suspension with this high-quality component, you'll not only elevate your vehicle's handling capabilities but also enhance its overall appearance and longevity.

Buying a GM 14065899 Corvette Rear Fiberglass Mono Leaf Spring: A Comprehensive Analysis

The GM 14065899 Corvette Rear Fiberglass Mono Leaf Spring is a critical component of the Corvette's suspension system that provides support for the rear axle. This part is suitable for various Corvette models from 1984 to 1996. In this analysis, we will discuss the potential advantages and disadvantages of purchasing this spring.

1. Durability: Fiberglass mono leaf springs are renowned for their enduring nature. They do not corrode or rust, making them an excellent choice for those living in areas with harsh weather conditions.

2. Improved Performance: These springs offer enhanced handling and performance. The fiberglass construction ensures a consistent rate throughout the spring's travel, resulting in improved cornering and stability.

3. Cost-effective: Compared to other aftermarket suspension upgrades, fiberglass mono leaf springs are relatively affordable. They offer decent performance improvements without requiring a significant financial investment.

1. Limited Fitment: This specific GM part number only fits Corvettes from 1984 to 1996. Those with later models will need to look for alternative solutions.

2. Installation Complexity: Installing fiberglass mono leaf springs can be a challenging process. It requires extensive knowledge of the Corvette suspension system and specialized tools.

3. Lack of Adjustability: Unlike coilover or other adjustable suspension systems, fiberglass mono leaf springs do not offer any adjustability. This could limit the ability to fine-tune the suspension for specific driving conditions.

The GM 14065899 Corvette Rear Fiberglass Mono Leaf Spring offers a balance between durability, improved performance, and affordability. Its main advantages include its long-lasting nature, increased handling capabilities, and reasonable cost. However, its limited fitment, complex installation process, and lack of adjustability might deter some potential buyers.

If you're looking for a reliable, long-lasting suspension upgrade for your Corvette from 1984 to 1996, a fiberglass mono leaf spring could be an excellent choice. However, it's crucial to consider the complexity of the installation process and the potential lack of adjustability before making a purchase. For those seeking a more flexible and adjustable suspension system, other options such as coilovers may be worth exploring. Ultimately, the decision depends on your specific needs, preferences, and budget.

Details:

It has been in storage for 20 years. This one is NYR. This is a used original Corvette leaf spring in good shape. The letter designation is embossed in 2 different places to determine the spring rate.

Leaf springs have different ratings for smoother and stiffer ride comfort. Note how nice the bushings are. There is some light rust pitting on the metal tabs as pictured in close up photos.

part #: 14065899 prices

• $75.00-$199.69

specifications coilspringi:

• for models: Corvette
• for years: 1991-1996
• brand: Gm
• mpn: 14065899
• part type: Spring

seller coilspringi:

• rating: 99.9%
• # reviews: 28344
• city: Fayetteville, Georgia

shipping coilspringi:

• transit: 3-7 Days
• carrier: FedEx, UPS
• class: Standard
• type: Calculated
• service: FedEx Ground / FedEx Home Delivery, UPS Ground
• cost: $22.68

offer coilspringi:

• sold: 0
• availability: In Stock
• options: Ship-to-home
• started: December 9, 2025
• quantity: 1

payments coilspringi:

• credit card: Diners-club
• other
• wallet: Google-pay

returns coilspringi:

• paid by: Buyer
• time: 14 Days
• policy: Returns Accepted

general coilspringi:

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

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