Polaris 120 XC SP Owner's Manual page 86

SERVICE AND WARRANTY
When writing about parts, service or warranty, always include the
following information:
1. Serial number
2. Model number
3. Dealer name
4. Date of purchase
Use the following space to record the model and serial numbers of your
machine and engine.
Machine Model No.
Machine Serial No.
Engine Model No.
Engine Serial No.
84
5. Details of trouble experienced
6. Length of time and conditions of operation
7. Indicate previous correspondence