{"id":82451,"date":"2025-06-26T09:00:00","date_gmt":"2025-06-26T13:00:00","guid":{"rendered":"https:\/\/www.ss396.com\/cars\/?p=82451"},"modified":"2025-07-11T08:36:11","modified_gmt":"2025-07-11T12:36:11","slug":"1964-1972-chevelle-rpo-codes","status":"publish","type":"post","link":"https:\/\/www.ss396.com\/cars\/1964-1972-chevelle-rpo-codes\/","title":{"rendered":"1964-1972 Chevelle RPO Codes"},"content":{"rendered":"<h2>1964\u20131972 Chevelle RPO Codes: A Complete Breakdown<\/h2>\n<p>If you\u2019re restoring, decoding, or just plain geeking out over a 1964-1972 Chevrolet Chevelle, then you&#8217;re probably checking out the RPO (Regular Production Option) codes. These codes tell you exactly what factory options your car came with, everything from engine and transmission to trim level and special packages. RPO codes determine if your Chevelle was a plain-jane six-cylinder or a fire-breathing Super Sport. Below is a breakdown of the most relevant RPO codes used specifically on Chevelles from 1964 through 1972.<\/p>\n<p>\u00a0<\/p>\n<p>For a complete list of RPO Codes, check out our article <a href=\"https:\/\/www.ss396.com\/cars\/rpo-codes-and-how-to-read-them\/\" target=\"_blank\" rel=\"noopener\">RPO Codes and How To Read Them<\/a><\/p>\n<p>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"640\" height=\"531\" src=\"https:\/\/www.ss396.com\/cars\/wp-content\/uploads\/2025\/06\/bal_location03.jpg\" alt=\"\" srcset=\"https:\/\/www.ss396.com\/cars\/wp-content\/uploads\/2025\/06\/bal_location03.jpg 640w, https:\/\/www.ss396.com\/cars\/wp-content\/uploads\/2025\/06\/bal_location03-300x249.jpg 300w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/p>\n<h2><\/h2>\n<h2>Body &amp; Trim Codes (A\u2013E)<\/h2>\n<ul>\n\t\t<\/ul>\n<ul>\n<li><strong>A01<\/strong> \u2013 Tinted Glass (all windows)<\/li>\n<li><strong>A02<\/strong> \u2013 Tinted Windshield Only<\/li>\n<li><strong>A31<\/strong> \u2013 Power Windows<\/li>\n<li><strong>A33<\/strong> \u2013 Power Tailgate Window (wagons)<\/li>\n<li><strong>A41 \/ A46<\/strong> \u2013 Power Seat Controls (4-way \/ driver only)<\/li>\n<li><strong>A49<\/strong> \u2013 Deluxe Seat Belts with Retractors<\/li>\n<li><strong>A51<\/strong> \u2013 Strato-Bucket Seats<\/li>\n<li><strong>C05 \/ C06<\/strong> \u2013 Convertible Top, Manual\/Power (1964\u201365)<\/li>\n<li><strong>C60 \/ C65<\/strong> \u2013 Air Conditioning, Standard\/Deluxe<\/li>\n<li><strong>D55<\/strong> \u2013 Center Console<\/li>\n<\/ul>\n<h2><\/h2>\n<h2>Chassis &amp; Suspension Codes (F\u2013G)<\/h2>\n<ul>\n<li><strong>F40<\/strong> \u2013 Heavy-Duty Sport Suspension<\/li>\n<li><strong>G80<\/strong> \u2013 Positraction Rear Axle<\/li>\n<li><strong>G75 \/ G76 \/ G94<\/strong> \u2013 Rear Axle Ratios (e.g., 3.70, 3.36, 3.31)<\/li>\n<\/ul>\n<p>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"640\" height=\"480\" src=\"https:\/\/www.ss396.com\/cars\/wp-content\/uploads\/2025\/06\/atl_location01.jpg\" alt=\"Chevelle RPO Codes\" srcset=\"https:\/\/www.ss396.com\/cars\/wp-content\/uploads\/2025\/06\/atl_location01.jpg 640w, https:\/\/www.ss396.com\/cars\/wp-content\/uploads\/2025\/06\/atl_location01-300x225.jpg 300w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/p>\n<h2><\/h2>\n<h2>Brakes, Steering &amp; Wheel Options (J\u2013P)<\/h2>\n<ul>\n<li><strong>J50<\/strong> \u2013 Power Brakes<\/li>\n<li><strong>JL2<\/strong> \u2013 Front Disc Brakes (1972+)<\/li>\n<li><strong>P61 \/ P62 \/ P67<\/strong> \u2013 Tire and Wheel Packages<\/li>\n<\/ul>\n<h2><\/h2>\n<h2>Powertrain Codes (L-Series Engines)<\/h2>\n<ul>\n<li><strong>L14<\/strong> \u2013 307 CID V8<\/li>\n<li><strong>L22<\/strong> \u2013 250 CID Inline-6<\/li>\n<li><strong>L26 \/ L30 \/ L34 \/ L35 \/ L36 \/ L48<\/strong> \u2013 Various Small- and Big-Block V8s (327 \/ 396 \/ 427)<\/li>\n<li><strong>L65 \/ L48 (1970+)<\/strong> \u2013 350 CID V8 Options<\/li>\n<\/ul>\n<h2><\/h2>\n<h2>Transmission Codes (M-Series)<\/h2>\n<ul>\n<li><strong>M20 \/ M21 \/ M22<\/strong> \u2013 4-Speed Manual Transmissions<\/li>\n<li><strong>M35 \/ M38 \/ M40<\/strong> \u2013 Automatic Transmissions (Powerglide, Turbo 350, Turbo 400)<\/li>\n<\/ul>\n<p>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"750\" height=\"574\" src=\"https:\/\/www.ss396.com\/cars\/wp-content\/uploads\/2025\/06\/136379Z323857_build_sheet.jpg\" alt=\"\" srcset=\"https:\/\/www.ss396.com\/cars\/wp-content\/uploads\/2025\/06\/136379Z323857_build_sheet.jpg 750w, https:\/\/www.ss396.com\/cars\/wp-content\/uploads\/2025\/06\/136379Z323857_build_sheet-300x230.jpg 300w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/p>\n<h2><\/h2>\n<h2>Special &amp; Performance Packages (Z-Series)<\/h2>\n<ul>\n<li><strong>Z01 \/ Z02 \/ Z04 \/ Z13<\/strong> \u2013 Comfort &#038; Appearance Packages<\/li>\n<li><strong>Z15<\/strong> \u2013 SS Package (1971)<\/li>\n<li><strong>Z25<\/strong> \u2013 SS396\/402 Special Equipment Package (1970)<\/li>\n<\/ul>\n<h2><\/h2>\n<h2>Year Specific Notes<\/h2>\n<p>Most of the codes listed above were used across multiple years, but some are exclusive to certain model years:<\/p>\n<ul>\n<li><strong>JL2<\/strong> \u2013 Front Disc Brakes introduced in 1972<\/li>\n<li><strong>Z25<\/strong> \u2013 SS396\/402 package available only in 1970<\/li>\n<li><strong>Z15<\/strong> \u2013 SS trim option used in 1971 (not tied to engine size)<\/li>\n<\/ul>\n<p>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"555\" src=\"https:\/\/www.ss396.com\/cars\/wp-content\/uploads\/2025\/06\/136379z300085_build_sheet.jpg\" alt=\"\" srcset=\"https:\/\/www.ss396.com\/cars\/wp-content\/uploads\/2025\/06\/136379z300085_build_sheet.jpg 750w, https:\/\/www.ss396.com\/cars\/wp-content\/uploads\/2025\/06\/136379z300085_build_sheet-300x222.jpg 300w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/p>\n<h2><\/h2>\n<h2>Super Sport &amp; High-Performance Highlights<\/h2>\n<ul>\n<li>In 1970, the <strong>Z25<\/strong> package included the 402 big block by default. The legendary LS6 454 could be added via a special COPO order.<\/li>\n<li>From 1966\u201369, the <strong>L34<\/strong> and <strong>L36<\/strong> big-blocks were commonly found in SS models.<\/li>\n<li>Some ultra-rare COPO Chevelles had <strong>L72<\/strong> 427 engines or aluminum-head <strong>L89<\/strong> options.<\/li>\n<\/ul>\n<h2><\/h2>\n<h2>Further Resources<\/h2>\n<p>For complete breakdowns by VIN, trim tag, and plant codes, we highly recommend checking out:<\/p>\n<ul>\n<li><a href=\"https:\/\/www.chevellestuff.net\" target=\"_blank\" rel=\"noopener\">ChevelleStuff.net<\/a> \u2013 Extensive year-by-year RPO decoding and reference<\/li>\n<li><a href=\"https:\/\/www.chevelleinfo.com\" target=\"_blank\" rel=\"noopener\">ChevelleInfo.com<\/a> \u2013 Great for 1972-specific option listings<\/li>\n<\/ul>\n<p>The RPO code system was GM&#8217;s way of customizing vehicles on the production line\u2014and it gives modern enthusiasts a way to uncover a car\u2019s original identity. Whether you&#8217;re verifying a rare SS build or restoring a base Malibu, these codes are your best guide.<\/p>\n<p>If you&#8217;re needing parts to convert your Plain-Jane Chevelle into a Super Sport, hop on over to <a href=\"https:\/\/www.ss396.com\" target=\"_blank\" rel=\"noopener\">SS396.com<\/a> or give our friendly techs a call at (203) 235-1200!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>1964\u20131972 Chevelle RPO Codes: A Complete Breakdown If you\u2019re restoring, decoding, or just plain geeking out over a 1964-1972 Chevrolet Chevelle, then you&#8217;re probably checking out the RPO (Regular Production Option) codes. These codes tell you exactly what factory options your car came with, everything from engine and transmission to trim level and special packages. [&hellip;]<\/p>\n","protected":false},"author":24,"featured_media":82463,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_uag_custom_page_level_css":"","_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[216,741],"tags":[113,888],"class_list":["post-82451","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-article","category-resto-information","tag-chevelle","tag-regular-production-option"],"acf":[],"uagb_featured_image_src":{"full":["https:\/\/www.ss396.com\/cars\/wp-content\/uploads\/2025\/06\/Featured-2.jpg",1200,600,false],"thumbnail":["https:\/\/www.ss396.com\/cars\/wp-content\/uploads\/2025\/06\/Featured-2-150x150.jpg",150,150,true],"medium":["https:\/\/www.ss396.com\/cars\/wp-content\/uploads\/2025\/06\/Featured-2-300x150.jpg",300,150,true],"medium_large":["https:\/\/www.ss396.com\/cars\/wp-content\/uploads\/2025\/06\/Featured-2-768x384.jpg",768,384,true],"large":["https:\/\/www.ss396.com\/cars\/wp-content\/uploads\/2025\/06\/Featured-2-1024x512.jpg",800,400,true],"1536x1536":["https:\/\/www.ss396.com\/cars\/wp-content\/uploads\/2025\/06\/Featured-2.jpg",1200,600,false],"2048x2048":["https:\/\/www.ss396.com\/cars\/wp-content\/uploads\/2025\/06\/Featured-2.jpg",1200,600,false]},"uagb_author_info":{"display_name":"Tim King","author_link":"https:\/\/www.ss396.com\/cars\/author\/tim-k\/"},"uagb_comment_info":0,"uagb_excerpt":"1964\u20131972 Chevelle RPO Codes: A Complete Breakdown If you\u2019re restoring, decoding, or just plain geeking out over a 1964-1972 Chevrolet Chevelle, then you&#8217;re probably checking out the RPO (Regular Production Option) codes. These codes tell you exactly what factory options your car came with, everything from engine and transmission to trim level and special packages.&hellip;","_links":{"self":[{"href":"https:\/\/www.ss396.com\/cars\/wp-json\/wp\/v2\/posts\/82451","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ss396.com\/cars\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ss396.com\/cars\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ss396.com\/cars\/wp-json\/wp\/v2\/users\/24"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ss396.com\/cars\/wp-json\/wp\/v2\/comments?post=82451"}],"version-history":[{"count":13,"href":"https:\/\/www.ss396.com\/cars\/wp-json\/wp\/v2\/posts\/82451\/revisions"}],"predecessor-version":[{"id":82643,"href":"https:\/\/www.ss396.com\/cars\/wp-json\/wp\/v2\/posts\/82451\/revisions\/82643"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ss396.com\/cars\/wp-json\/wp\/v2\/media\/82463"}],"wp:attachment":[{"href":"https:\/\/www.ss396.com\/cars\/wp-json\/wp\/v2\/media?parent=82451"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ss396.com\/cars\/wp-json\/wp\/v2\/categories?post=82451"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ss396.com\/cars\/wp-json\/wp\/v2\/tags?post=82451"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}