It will replace SW4B / 72-42 / LIB-401-DE / UNA212 / PR4B / 124903 / 9150014 / 93184 (different SKU# but same spring);
One spring with 1,750 lbs capacity for standard 3,500 lbs trailer axle;
Eye to Eye length: 25-1/4'', free open: 3'', width of leaf: 1-3/4'', 4 leaves, 9/16'' bushing dia;
2 bushings installed, 9/16'' bushing dia;

Technical Details

Product Details

Package Dimensions
Width : 6 inch
Height : 2 inch
Length : 27.3 inch

Shipping Weight: 11.75 pounds (View shipping rates and policies)

ASIN : B01IO30H5C

Product Description

One new trailer leaf spring: double eye, 4-leaf, 1,750 lbs for 3,500 lbs trailer axle. This is the most commonly used standard spring for 3,500 lbs trailers in the market.