2007-2011 Polaris IQ Snowmobiles Service Manual, Page 75Get this manual
Model Specifications Electrical Alternator Output Operating Voltage Watts 13.5 Vdc (Total) Ignition Timing Spark Plug Gap inmm) Spark Plug Suspension Type 13.514.5 Vdc 400 18_ 1700 RPM Coolant Temp120_F (49_C) .027 (.70) Champion RN57YCC Track WidthInches (cm) LengthInches (cm) Lug HeightInches (cm) Track tension sag incm with 10 lbs4.54kg placed 16 in40cm ahead of rear idler shaft 15 (38.1) 136 (345.4) 1.25 (3.175) (Ripsaw) 781-18 (2.22.9cm) Torsion Springs Front Suspension Suspension Type Shocks Base Dragon IQ 42.5 Ryde FX HPG wIFP Walker Evans Needle Remote ReservoirCompression Adjustable 100 (17.5) Rear Travel Inches (cm) Front Track Shock (FTS) Base Dragon FTS Spring Rate lbsin (Nmm) FTS Spring Installed Length (inchescm) Rear Track Shock (RTS) Base Dragon Rear Suspension IQ 136 Coupled Ryde FX HPG wIFP Walker Evans HPG wIFP 130270 (2347) 8.020.3 Ryde FX MPV Walker Evans Needle Remote ReservoirCompression Adjustable .347 Square80_ (Soft)PN 7043070067PN 7043071067 .347 Square77_ (Softest)PN 7043240067PN 7043241067 .359 Square12.5# (Stock)PN 7043079067PN 7043080067 13.9 (35.3)