I CHART B CORVETTE CATALOG EXPLANATION OF TERMINOLOGV AS SHOWN ON CHART A MODEL YEAR SALES YEAR OF VEHICLE I I MODEL USAGE IN ORDER TO DETERMINE CORRECT MODEL USAGE USE THE ATTACHED MODEL DESIGNATION CHART WHEN ALL APPEARS THIS INCLUDES ALL MODELS C D E K Z OPTION CODE INDICATES ADDITIONAL USAGE OTHER THAN PRODUCTION STANDARD EQUIPMENT lN MOST INSTANCES THE OPTION WILL BE SPELLED OUT SEE EXAMPLE G HOWEVER THE OPTION CODES WILIZ BE USED FOR ENGINES TRANSMISSIONS AIR CONDITIONING LIMITED SLIP DIFFERENTIAL AND NOX EMISSION SYSTEMS PART NUMBER IDENTIFIES THE NUMBER ASSIGNED TO EACH PART OUANTITY QUANTITY OF PARTS REQUIRED PER VEHICLE AR MEANS AS REQUIRED NOUN NAME ALL NOUN NAMES WILL BE SPELLED OUT AGAINST EVERY LINE OF MODEL APPLICATION I DESCRIPTION INCLUDES ALL ADDITIONAL DESCRIPTIVE INFORMATION NECESSARY TO DESCRIBE THE LOCATION OF THE PART ON THE VEHICLE Q I CROSS GROUP A CROSS GROUP IS SHOWN WHEN A PART IS LISTED IN A SECONDARY GROUP J SEE EXAMPLE A Q EXCEPTION WILL BE USED ONLY WHEN MODELS OR OPTIONS ARE EXCLUDED SEE EXAMPLE B AIR CONDITIONING THE AIR CONDITIONING ABBREVIATION A C WILL BE USED IN ALL INSTANCES WHERE THE PARTS APPLY TO ALL TYPES OF INSTALLATIONS WHEN THE MODEL APPLICATION MUST BE SPECIFIC TO A PARTICULAR AIR CONDITIONING INSTALLATION A C WILL BE USED ALONG WITH THE OPTION CODE SEE EXAMPLE C DES GN BREA WHEN PARTS ARECATALOGED WITH A DESIGN CHANGE THE DIFFERENCE WILL BE SHOWN EITHER IN THE DESCRIPTION COLUMN OR BY A NOTE SEE EXAMPLE C LIMITED SLIP DIFFERENTIAL THE LIMITED SLIP OPTION WILL ALWAYS BE WRITTEN G 80 SEE EXAMPLE D DIMENSIONS ALL DIMENSIONS WILL BE SHOWN IN THE DESCRIPTION COLUMN BOTH METRIC AND SA E METHODS WILL BE USED WHERE APPLICABLE SEE EXAMPLE D COLOR AND TRIM COMB NATIONS COLOR AND TRIM COMBINATIONS WILL BE SHOWN TOGETHER IN THE SAME PARENTHESIS IN THE DESCRIPTION COLUMN SEE EXAMPLE E NEW PARTS SIGN THIS BULLET WILL BE SHOWN WHENEVER THE PART IS BEING LISTED FOR THE FIRST TIME IN THE CATALOG SEE EXAMPLE F A PAINTING INSTRUCTIONS THE PHRASE PAINT TO MATCH WILL BE SHOWN WHENEVER A PART HAS TO BE PAINTED BY THE DEALER SEE EXAMPLE F GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 14 6