2009 Suzuki 400 LTZ Quad Sport Service Manual, Page 393Get this manual
4C-6 Rear Brakes: Assembly Assemble the caliper in the reverse order of disassemblyPay attention to the following points: Wash the caliper bore and piston with specified brake fluidParticularly wash the dust seal grooves and piston seal groovesBF: Brake fluid (DOT 4) NOTE Wash the caliper components with fresh brake fluid before reassemblyNever use cleaning solvent or gasoline to wash them Do not wipe the brake fluid off after washing the components When washing the components, use the specified brake fluidNever use different types of fluid or cleaning solvent such as gasoline, kerosine or the others Set the rubber boots to the caliper I933H1430022-01