LIBRA 8000# 8K Tandem Trailer Axle Suspension Kit 4000# Leaf Springs U-bolt Kit

4,000lbs capacity per each spring, for standard 8,000lbs trailer axle, Free length from center of eye to end of hook: 29-1/2", Free open: 3-1/2", width of leaf: 2", 6 leaves, 9/16" bushing dia;  It will replace E5115 / LIB-602-SH / UNA161 / 9150024 / 93170 (different SKU# but same spring) Include 5,200-7,000lbs axle U-bolt kit for 3" dia round trailer axle, Kit include: 4 x 7" long U bolts, U bolts dia. 1/2"; 2 x tie plates for 1-3/4" or 2" leaf springs; 8 x 1/2"-20 hex nuts LIBRA has been supplying US OEM trailer industry for over 16 years, reliable and quality parts trusted by major trailer & trailer axle manufacturers.