Harbor Freight Frame Smooth Riding Spring Retrofit kit
Replaces stock spring hangers and springs with longer, smoother riding springs. Simply unbolt the stock ones, clamp the new ones in place, drill a few holes, bolt them on and no more shaking your trailer to death. Kits are available in two capacities; 1100 lb (2 leaf) and 1400 lb (3 leaf) GVWR / load weight.
Kit Price: $139