LIBRA 3500lb Single Trailer Axle Suspension Kit

The LIBRA spring, designed for standard 3,500lbs trailer axles, boasts a remarkable 1,750lbs capacity per spring. With an eye-to-eye length of 25-1/4 inches, a free open of 3 inches, and a leaf width of 1-3/4 inches, this 4-leaf spring features 9/16 inch bushings with nylon bushings installed.

This spring is a direct replacement for a variety of SKUs, including SW4B, 72-42, LIB-401-DE, UNA212, PR4B, 124903, 9150014, and 93184, ensuring compatibility with various trailer models.

Complementing the spring, the included 3,500lbs axle U-bolt kit is tailored for 2-3/8" diameter round trailer axles. The kit comprises 4 x 5-1/2" long U-bolts with a 1/2" diameter, 2 tie plates for 1-3/4" leaf springs, and 8 x 1/2"-20 hex nuts, providing a comprehensive solution for secure trailer axle assembly.

LIBRA, a trusted name in the trailer industry, has been supplying high-quality OEM parts to the US market for over 16 years. Their reliable and durable components are widely used by major trailer and trailer axle manufacturers, ensuring the safety and performance of trailers across the country.

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