2007-2011 Polaris IQ Snowmobiles Service Manual, Page 424Get this manual
Shocks 8Using compressed air, invert the large diameter cylinder over clean shop towelPressurize the cylinder to 90 psi to remove the IFP from the cylinderAccount for the floating piston, wear band, and o-ring
Ryde FX Air 2.0 Shock Assembly
1Place the 36mm piston rod upper mount in softjawed bench viseLubricate the internal IFP and oring with shock oil2Install the internal IFP, flat-sideo-ring side first, into the piston rod3Install the rod head assemblyTorque to specification
Rod Head Bolt Torque 50 Ft.Lbs(68Nm) 4Install the compression and rebound valve shim stacks back on to the piston valve assembly in the order they were removed5Apply small amount of Loctite 290 to the bolt threadsThread piston assembly into piston rod by hand
9Place the 36mm piston (shock) rod upper mount in soft-jawed bench viseRemove the piston valve and valve shim assembly from the rod in the sequence of disassembly