LABWORK BCK37884K Hub Spring Center Frame Bolt Kit LUG-4.5 3.5KLBS

( Brand: Labwork ), ( Manufacturer Part Number: BCK37884K ), ( Warranty: 1 Year ), ( Type: Trailer Axle ), ( Custom Bundle: Yes ), ( Trailer Frame Width: 76 )

Review LABWORK Inch Hub Face Spring Wide Frame 3.5klbs U bolt Kit fits 1974–1989

Introducing the BCK37884K U-Bolt Kit, a must-have component for your vehicle's suspension system. This kit is specifically designed for applications with a lug size of 4.5 inches, 89 hub, 74 spring center, and a frame weight of 3.5klbs.

The heart of this U-Bolt Kit is the high-strength steel construction, ensuring durability and reliability for thousands of miles. Each U-Bolt features a robust design with a diameter of 1.18 inches and a length of 3.75 inches, providing ample strength to securely hold your vehicle's components in place.

The kit includes four u-bolts, two for each axle. Each u-bolt comes with a pair of end caps to prevent any unwanted wear and tear on the bolts. The kit also includes four 3/4 inch nuts and four 3/4 inch washers, which are essential for securing the u-bolts to the frame and hub.

One of the key benefits of this U-Bolt Kit is its compatibility with a wide range of applications. Whether you're working on a light-duty truck, a pickup, or a heavy-duty commercial vehicle, this kit has you covered. By following the correct installation procedure, you can trust that this U-Bolt Kit will help keep your vehicle's suspension system functioning optimally.

When it comes to maintenance and replacement, the BCK37884K U-Bolt Kit offers excellent value. Its affordable price point makes it a cost-effective solution for keeping your vehicle in top shape, and the high-quality materials used in its construction ensure that you won't have to replace it frequently.

In summary, the BCK37884K U-Bolt Kit is an essential component for any vehicle maintenance or repair project. With its robust design, compatibility with various applications, and affordable price, this kit is an excellent investment for ensuring the longevity and performance of your vehicle's suspension system.

Pros and Cons of Buying a U-Bolt Kit (LBW BCK37884K LUG-4.5 89 Hub 74 Spring Center 76 Frame 3.5Klbs)

Buying a U-bolt kit can be an essential investment for those who own vehicles or operate heavy machinery. This particular kit, LBW BCK37884K LUG-4.5 89 Hub 74 Spring Center 76 Frame 3.5Klbs, is a popular choice among consumers. In this article, we will discuss the pros and cons of purchasing this U-bolt kit to help you make an informed decision.

1. Compatibility: This U-bolt kit is designed to fit a wide range of applications, making it a versatile option for various vehicles and machinery.

2. Durability: The heavy-duty construction of the U-bolts ensures long-lasting performance, reducing the need for frequent replacements.

3. Complete Kit: The kit includes all necessary components, such as U-bolts, nuts, and washers, making it a convenient one-stop solution for replacement or upgrade projects.

1. Price: Compared to individual U-bolts or smaller kits, this comprehensive U-bolt kit may be more expensive.

2. Weight: The 3.5Klbs weight of the kit might pose logistical challenges during shipping or transportation.

3. Size: Due to its extensive range of applications, the kit may include components that are not required for specific projects, adding unnecessary weight and cost.

The LBW BCK37884K LUG-4.5 89 Hub 74 Spring Center 76 Frame 3.5Klbs U-bolt kit offers several advantages, including compatibility, durability, and convenience. However, its higher price point, weight, and potential inclusion of unnecessary components may deter some buyers.

If you require a versatile and long-lasting U-bolt solution for multiple projects or applications, this comprehensive kit could be a worthwhile investment. Alternatively, if you only need a few U-bolts for a specific project, you may consider purchasing individual components or smaller kits to save on cost and weight.

Details:

Hub face to hub face: 89. Axles come fully assembled, Packed with High-Temp Axle Grease, Under slung - is welded spring seats on the bottom, Allows for lower ride height , For optimal usage, use double eye springs, Removable rubber plug hub cap easy access to a grease-able Zeke fitting, Grease your axle without pulling off whole entire hub, A better highway experience. Features: Backyard-Lu. Capacity Per Axle LBS: 3,500.

Applications: Cargo Trailer, Lowboy trailer, utility boat BBQ pit horse cattle dump car hauler, custom trailer and more. Spring to spring center: 74. Bolt pattern: 5x5.

part #: bck37884k prices

• $157.53-$182.83

specifications rvroutine:

• for years: 1974-1989
• brand: Labwork
• manufacturer part number: BCK37884K
• warranty: 1 Year
• type: Trailer Axle
• custom bundle: Yes
• trailer frame width: 76

returns rvroutine:

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

payments rvroutine:

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

seller rvroutine:

• rating: 99.2%
• # reviews: 11892
• city: Monroe Township, New Jersey

offer rvroutine:

• availability: In Stock
• best offers: True
• sold: 0
• options: Ship-to-home
• started: December 4, 2025

shipping rvroutine:

• type: Fixed
• class: Standard
• cost: $0.00
• service: Standard
• transit: 4-7 Days

general rvroutine:

• Parts Accessories > RV, Trailer Camper Parts Accessories > Other RV, Trailer Camper Parts Accessories
• condition: New

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