Part Number	Location on Vehicle	Spring Capacity	Number of Leaves
34-1451HD	Rear	2,200lbs	4/1

This is an upgrade for the stock 4 leaf spring. 

Part Number	Location on Vehicle	Spring Capacity	Number of Leaves
34-1451	Rear	1,700lbs	3/1

This is a direct replacement for the stock 4 leaf spring.

This is a brand new U-bolt top cap/plate for 1 ton (will work on 1/2 ton and 3/4 as well) GM Trucks with square bend U-bolts and 2-1/2 inch wide springs (typically ranging from 1985 - current). Its made from cast steel and is very heavy duty. What's In The Box:...

This part fits the following make/models: 2002 - 2008 Dodge Ram 1500 It's a replacement for the original OEM parts and has the same specifications to the original. What's In The Box: 1 Shackle

This part fits the following make/models: 1994 - 2002 Dodge 1/2 ton and light 3/4 ton trucks with 2-1/2" wide springs This is a BRAND NEW shackle for the rear of the leaf springs on 1994 - 2002 Dodge 1/2 ton and light 3/4 ton trucks with 2-1/2" wide springs. It's...

Part Number	Location on Vehicle	Spring Capacity	Number of Leaves
34-1487	Rear	1,700lbs	3/1/Wedge

This is a direct replacement for the stock 4 leaf spring.