2009 Suzuki 400 LTZ Quad Sport Service Manual, Page 307Get this manual
Front Suspension: Install the front wheel hubRefer to "Front Wheel HubSteering Knuckle Removal and Installation (Page 2B-6)" Install the front wheel assemblyRefer to "FrontRear Wheel Removal and Installation in Section 2D (Page 2D-2)" 2B-12
3) Remove the knuckle end (2) with the special toolSpecial tool (A): 0991370210 (Bearing installer set)
Knuckle End Boot Inspection
Refer to "Front Suspension UpperLower Wishbone Arm Removal and Installation (Page 2B-10)"Inspect the knuckle end boot for wear or damageIf any defects are found, replace the knuckle end or lower wishbone arm with new oneRefer to "Knuckle End Removal and Installation (Page 2B-12)" or "Front Suspension Wishbone Arm Dust SealBearing Removal and Installation (Page 2B-13)"Inspect the knuckle end for smooth movementIf there are any abnormalities, replace the knuckle end or lower wishbone arm with new oneRefer to "Knuckle End Removal and Installation (Page 2B-12)" or "Front Suspension Wishbone Arm Dust SealBearing Removal and Installation (Page 2B-13)"