The 6-Leaf Double-Eye Spring for 5,300-lb Trailer Axles # e76SR will work as a replacement if they're the same or close to the same length you currently have. The capacity difference is so small it won't make a difference. Go ahead and measure your leaf springs from spring eye to spring eye. You could also measure the flat length. If your spring eye measurement is 24-7/8" or flat length is 26-1/2" then these will work for you.
I have attached a helpful article below which explains how... view full answer...