These affordably priced SDG complete seat kits will save you at least $100 of an OEM replacement seat. Ready to Install!! SDG seat kits are shipped fully assembled. Just mount it on your bike and you're ready to ride. SDG seat kits include the base, mounting brackets, foam, and a gripper seat cover. The base is made from a bead blasted nylon that are stronger than stock. The seat foam is constructed from a closed cell water resistant foam that makes it less likely to become water saturated and will not break down while being power washed. Furthermore, the SDG seat cover is a two-panel gripper seat cover with nylon-backed stitching for incredible durability. The mounting brackets are even replaceable, unlike a stock seat. Need a spare seat or a new seat cover? Put away that staple gun and save yourself some time and money.