2003 Polaris ATV Trail Boss 330 Factory Service Manual, Page 7Get this manual
GENERAL INFORMATION
MODEL IDENTIFICATION
The machine model number must be used with any correspondence regarding warranty or serviceMachine Model Number Identification
A 03 CA 32 AA
Year Designation Basic Chassis Designation EmissionsModel Option Engine Designation
ENGINE DESIGNATION NUMBERS
32 ES32PFE10 Single, Air Cooled, SOHC Stroke, Electric Start
VIN IDENTIFICATION
World MfgID Vehicle Descriptor Vehicle Identifier