2004 Polaris Pro X Factory Service Manual, Page 210Get this manual
REAR SUSPENSION Ryde FX Shock Maintenance
Procedures for the proper disassembly and assembly of RydeFX gas charged IFP and emulsion monotube shock absorbersWARNING: Before servicing gas shock it is important that all the gas pressure be discharged from the unitRefer to the instructions listed below for the proper procedure of discharging the gas pressure from shockProtective eyewear should be worn to avoid risk of injury while servicing RydeFX gas charged monotube shocksRemove the shock from the vehicle
If shock incorporates spring; remove spring and collateral retainers
NOTE: Before unscrewing preload springs, measure the compressed length of the installed spring and mark position for reinstallation(PICTURE 1) CAUTION: When removing the spring from shock that utilizes fixed lower retainer; the use of proper spring compressor should be used to avoid risk of bodily injuryWash the shock body in parts cleaner; then dry with compressed air to remove sand and dirtWARNING: When using compressed air to dry components, protective eyewear should be worn to avoid risk of injuryRemove bearing, sleeve andor bushings from lower shock mount eyeletSecure the lower mount of the shock in viseThe use of soft jaws is recommend to prevent damage or marks to the shock(PICTURE 2) CAUTION: It is important that the gas shock be retained in the vise by the lower mountAny other method of securing the shock body during these procedures may deform the shock body cylinderRemove the small button head screw from the pressure valve assembly(PICTURE 3) Depressurizing shock: A) Internal Floating Piston Shocks: Using slotted screwdriver, loosen the pressure valve assembly counterclockwise two full revolutions allowing the gas pressure to fully escape past the pressure valve assembly Oring1