2007-2008 Polaris IQ Snowmobiles Service Manual, Page 42Get this manual
Model Specifications Front Suspension Suspension Type Shocks Base Dragon IFS Spring Rate lbsin (Nmm) Spring Installed Length Inches (cm) WE Air Oil Volume WE Air Nitrogen Charge Front Vertical Travel Inches (cm) Ski Center Distance Inches (cm) Setup Width Camber Inches (cm) Toe Out Inches (cm) IQ RMK Ryde FX Walker Evans Air 100 (17.5) 10.35 (26.3) 95cc 220 psi (22.9) 39(99.1)40(101.6)41(104.1) 38.67 (98.2) 2.17 0.31 (55 7.9)0.12 (00.31)
Rear Suspension Suspension Type Front Track Shock (FTS) Base Dragon FTS Spring Rate lbsin (Nmm) WE Air Oil Volume WE Air Nitrogen Charge Rear Track Shock (RTS) Base Dragon Maximum Nitrogen Charge IQ RMK 155163 Ryde FX Walker Evans Air 190 (33.25) 60cc 217.5 psi Ryde AFX Walker Evans wIFP 200 psi .359 Square77_ (Stock) .34777_(Soft)PN 7041627067PN 7041628067 .37577_(Firm)PN 7041942067PN 7041943067 15.5 (39.4)155 16.5 (41.9)163