The Sv650s 2004 (k4) Usa (e03) Rear Caliper (sv650 K3/sk3/k4/sk4/k5/sk5/k6/sk6/k7/sk7) consists of eighteen pieces with the Caliper Assy, Rear being the most expensive.
The Boot is the cheapest item from this partsfiche.
A sample from the products for the Rear Caliper (sv650 K3/sk3/k4/sk4/k5/sk5/k6/sk6/k7/sk7) include: Boot,sleeve, Bracket, Bolt, Retainer.