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UCF UNA-040 Trailer Leaf Spring Slipper Flat End 30in 4-Leaf 1830 lbs

Manufacturer

UCF

<h3>About UCF America — The Universal Group</h3><p><strong>UCF America</strong>, the commercial brand of The Universal Group, has spent over 35 years earning a reputation as a trusted supplier of <a href="/2387-ucf-axle-spring-parts-200122">axle and spring parts</a> to the heavy, medium, and light duty truck and trailer industry. With deep roots in suspension engineering and a commitment to quality sourcing, UCF has grown from a focused leaf spring specialist into a full-line suspension supplier relied upon by fleet operators and independent repair shops alike.</p><p>Headquartered in Pennsauken, New Jersey, with a second distribution center in Arlington, Texas, The Universal Group operates two company-run warehouses stocked with thousands of suspension SKUs ready for fast fulfillment. That geographic reach ensures that parts reach customers quickly, whether they're in the Northeast or the South-Central United States.</p><h3>From Leaf Springs to Full Suspension Solutions</h3><p>UCF's product story begins with <a href="/2387-ucf-leaf-spring-7544">leaf springs</a>. Long the cornerstone of the company's catalog, UCF leaf springs cover an extensive range of light duty truck, heavy duty truck, and trailer applications. Extra leaves, repair plates, and complete spring assemblies give technicians the flexibility to match exact OEM specifications or source a direct replacement under demanding deadlines.</p><p>Over the decades, that core expertise naturally expanded. Today, UCF's lineup stretches across shock absorbers, bushings, torque rods, u-bolts, steering components, and utility trailer parts. The company also carries its own <strong>Power10</strong> line, which includes <a href="/2387-ucf-bearings-seals-201242">bearings and seals</a> — specifically <a href="/2387-ucf-wheel-bearing-1672">wheel bearings</a> and wheel seals engineered for the demands of commercial vehicle applications. This breadth means a single supplier can cover much of a trailer or truck's running gear.</p><h3>Quality Standards and Global Sourcing</h3><p>What distinguishes UCF in a crowded aftermarket is its engineering-led approach to procurement. UCF's quality control personnel hold suppliers to rigorous international quality standards, ensuring that every part that ships from Pennsauken or Arlington meets or exceeds the requirements of the original equipment it replaces. The company also distributes products from well-known industry names, giving customers access to a curated mix of UCF-branded and trusted third-party components through a single source.</p><p>For anyone maintaining a commercial truck fleet, a utility trailer, or a medium-duty work vehicle, UCF America's catalog represents decades of focused expertise in the parts that keep those vehicles rolling safely and reliably.</p>

Part Number

UNA-040
09/14/2036 3:59 PM
Sale Price

$34.16

1 left at this price

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Usually delivered within 2 days

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Product Details

The UCF UNA-040 is a trailer axle slipper-style leaf spring featuring a flat end design, measuring 30 inches long by 1-3/4 inches wide. This heavy-duty spring offers a capacity of 1,830 lbs per spring and features 4 leaves for reliable load support.

Key Specifications:

  • Unloaded length: 30 inches
  • Spring width: 1-3/4 inches
  • Number of leaves: 4
  • Weight capacity per spring: 1,830 lbs
  • Center eye to spring bolt: 15 inches
  • Includes 9/16 inch I.D. nylon bushing
  • Free open arch height: 4.88 inches

Slipper flat end trailer leaf springs are painted black and include the bushings. These high-quality slipper flat end trailer springs are sold individually, but it is recommended to change them in pairs for balanced performance and safety. This spring is ideal for trailer suspension repair and replacement applications requiring reliable load-bearing capability.

New, OEM parts at a great price. Received in only a few days, too!

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Parts came as listed and fast.

Very fair prices and accurate description

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