{"id":9415,"date":"2026-08-27T11:08:15","date_gmt":"2026-08-27T04:08:15","guid":{"rendered":"https:\/\/www.celette.com\/?p=9415"},"modified":"2026-08-27T11:36:24","modified_gmt":"2026-08-27T04:36:24","slug":"unibody-vs-body-on-frame-repair","status":"publish","type":"post","link":"https:\/\/www.celette.com\/zh\/unibody-vs-body-on-frame-repair\/","title":{"rendered":"\u4e00\u4f53\u5f0f\u8f66\u8eab\u4e0e\u975e\u627f\u8f7d\u5f0f\u8f66\u8eab\uff1a\u5b9e\u7528\u7ef4\u4fee\u6307\u5357"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"9415\" class=\"elementor elementor-9415\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4214093 e-flex e-con-boxed e-con e-parent\" data-id=\"4214093\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-bbc26cf elementor-widget elementor-widget-text-editor\" data-id=\"bbc26cf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2><strong>Key Takeaways<\/strong><\/h2><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Unibody frame<\/span><span style=\"font-weight: 400;\"> vehicles integrate the body and chassis into one welded structure, while <\/span><span style=\"font-weight: 400;\">body-on-frame<\/span><span style=\"font-weight: 400;\"> vehicles use a separate steel chassis beneath the body.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Impact energy spreads through the entire structure in a <\/span><span style=\"font-weight: 400;\">unibody frame<\/span><span style=\"font-weight: 400;\">, making <\/span><span style=\"font-weight: 400;\">unibody frame damage<\/span><span style=\"font-weight: 400;\"> harder to detect and more complex to repair than body-on-frame damage.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Unibody frame repair<\/span><span style=\"font-weight: 400;\"> requires controlled pulling in the reverse sequence of the collision, measured against OEM specs before and after each correction.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Heavy-duty trucks and buses need purpose-built systems; standard car benches do not have the capacity for ladder frame structures.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Choosing the right<\/span><span style=\"font-weight: 400;\"> frame straightening equipment f<\/span><span style=\"font-weight: 400;\">or your vehicle mix is the foundation of safe, verifiable structural repairs.<\/span><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6d126a5 elementor-toc--minimized-on-tablet elementor-widget elementor-widget-table-of-contents\" data-id=\"6d126a5\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;headings_by_tags&quot;:[&quot;h2&quot;],&quot;exclude_headings_by_selector&quot;:&quot;.elementor-widget-heading&quot;,&quot;no_headings_message&quot;:&quot;No headings were found on this page.&quot;,&quot;marker_view&quot;:&quot;numbers&quot;,&quot;minimize_box&quot;:&quot;yes&quot;,&quot;minimized_on&quot;:&quot;tablet&quot;,&quot;hierarchical_view&quot;:&quot;yes&quot;,&quot;min_height&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"table-of-contents.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__header\">\n\t\t\t\t\t\t<h4 class=\"elementor-toc__header-title\">\n\t\t\t\tTable of Contents\t\t\t<\/h4>\n\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--expand\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__6d126a5\" aria-expanded=\"true\" aria-label=\"Open table of contents\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-down\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M207.029 381.476L12.686 187.132c-9.373-9.373-9.373-24.569 0-33.941l22.667-22.667c9.357-9.357 24.522-9.375 33.901-.04L224 284.505l154.745-154.021c9.379-9.335 24.544-9.317 33.901.04l22.667 22.667c9.373 9.373 9.373 24.569 0 33.941L240.971 381.476c-9.373 9.372-24.569 9.372-33.942 0z\"><\/path><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--collapse\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__6d126a5\" aria-expanded=\"true\" aria-label=\"Close table of contents\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-up\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M240.971 130.524l194.343 194.343c9.373 9.373 9.373 24.569 0 33.941l-22.667 22.667c-9.357 9.357-24.522 9.375-33.901.04L224 227.495 69.255 381.516c-9.379 9.335-24.544 9.317-33.901-.04l-22.667-22.667c-9.373-9.373-9.373-24.569 0-33.941L207.03 130.525c9.372-9.373 24.568-9.373 33.941-.001z\"><\/path><\/svg><\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<div id=\"elementor-toc__6d126a5\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<svg class=\"elementor-toc__spinner eicon-animation-spin e-font-icon-svg e-eicon-loading\" aria-hidden=\"true\" viewBox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M500 975V858C696 858 858 696 858 500S696 142 500 142 142 304 142 500H25C25 237 238 25 500 25S975 237 975 500 763 975 500 975Z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-092ee79 e-flex e-con-boxed e-con e-parent\" data-id=\"092ee79\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-80b9679 elementor-widget elementor-widget-text-editor\" data-id=\"80b9679\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">For body shop owners and technicians, understanding <\/span><span style=\"font-weight: 400;\">unibody vs body-on-frame<\/span><span style=\"font-weight: 400;\"> construction is essential. It determines how collision damage is assessed, what equipment is needed, and whether the finished repair meets structural safety standards. Let\u2019s think about what happens when two automobiles impact a barrier at the same rate of speed. One collapses throughout the entire body, while the other bends steel rails under it, leaving the cabin mostly undamaged. The force is identical, but the damage and repair procedures differ entirely. Each vehicle\u2019s construction is what sets them apart.<\/span><\/p><h2><strong>What Is a Unibody Frame<\/strong><strong>?<\/strong><\/h2><p><span style=\"font-weight: 400;\">A <\/span><span style=\"font-weight: 400;\">unibody frame<\/span><span style=\"font-weight: 400;\"> integrates the vehicle&#8217;s body, floor pan, pillars, and structural rails into one welded unit. There is no separate chassis underneath. The A, B, and C pillars, rocker panels, shock towers, and front and rear rails are all welded together into a single load-bearing shell that serves as both the body and the frame.<\/span><\/p><p><span style=\"font-weight: 400;\">This design is standard on virtually all modern passenger cars, crossovers, and most SUVs. Automakers favor unibody construction because it reduces weight, improves fuel efficiency, and allows engineers to build crumple zones that absorb and redirect crash energy away from the passenger cabin.<\/span><\/p><h2><strong>What Is Body-on-Frame Construction?<\/strong><\/h2><p><span style=\"font-weight: 400;\">Body-on-frame construction uses a separate steel chassis, typically a ladder-style frame with two parallel rails and crossmembers, to carry the engine, drivetrain, and suspension. The vehicle body mounts on top as an independent component. This construction remains standard on heavy-duty pickup trucks, full-size SUVs, and commercial vehicles because it handles heavy towing loads and off-road impacts that would exceed the limits of a <\/span><span style=\"font-weight: 400;\">unibody frame<\/span><span style=\"font-weight: 400;\">. The separation between body and frame also means each can be repaired independently when damage occurs.<\/span><\/p><h2><strong>Unibody vs Body-on-Frame<\/strong><strong>: Quick Comparison<\/strong><\/h2><p><span style=\"font-weight: 400;\">The vehicle&#8217;s construction type determines how damage spreads, what equipment the shop needs, and the overall cost of repair. Below is a side-by-side breakdown of the two main structures found in collision repair work.<\/span><\/p><h2><strong>How Damage Spreads in Each Type<\/strong><\/h2><p><span style=\"font-weight: 400;\">The comparison above shows the structural differences on paper, but what does that look like after a real collision? With a <\/span><span style=\"font-weight: 400;\">unibody frame<\/span><span style=\"font-weight: 400;\">, a front-end hit can twist the floor pan, shift the rear rails, and stress pillars that are nowhere near the point of impact. <\/span><span style=\"font-weight: 400;\">Unibody frame damage<\/span><span style=\"font-weight: 400;\"> routinely hides behind what appears to be a simple bumper and fender job. With <\/span><span style=\"font-weight: 400;\">body-on-frame<\/span><span style=\"font-weight: 400;\"> vehicles, damage is more predictable, usually confined to the rails and crossmembers in the impact zone while the body above stays largely intact.<\/span><\/p><p><span style=\"font-weight: 400;\">The critical takeaway for both types is that visual assessment alone is not reliable. Hidden deformation only shows up through dimensional measurement against OEM specifications. A vehicle that looks properly repaired can still be millimeters out of spec, compromising safety, suspension geometry, and ADAS sensor calibration.<\/span><\/p><h2><strong>Unibody Frame Repair<\/strong><strong>: The Process<\/strong><\/h2><p><span style=\"font-weight: 400;\">Proper <\/span><span style=\"font-weight: 400;\">unibody frame repair<\/span><span style=\"font-weight: 400;\"> follows a specific sequence to restore the vehicle to factory specifications:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><strong>Pre-repair measurement<\/strong><span style=\"font-weight: 400;\"> against OEM dimensional data to identify exactly what is out of spec and by how much.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><strong>Anchoring<\/strong><span style=\"font-weight: 400;\"> the vehicle to a frame bench at undamaged reference points to prevent secondary damage during the pulling process.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><strong>Controlled pulling in sequence,<\/strong><span style=\"font-weight: 400;\"> following the reverse order of the collision. Each pull is measured and verified before proceeding to the next correction.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><strong>Sectioning and welding<\/strong><span style=\"font-weight: 400;\"> where metal is kinked beyond recovery, using OEM-approved methods at manufacturer-specified splice locations.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><strong>Post-repair measurement and ADAS calibration<\/strong><span style=\"font-weight: 400;\"> to confirm the structure is within OEM tolerances. Any affected cameras or radar modules are recalibrated to ensure proper function.<\/span><\/li><\/ul><p><span style=\"font-weight: 400;\">Unibody frame damage<\/span><span style=\"font-weight: 400;\"> is considered beyond repair when severe buckling affects the cabin structure, when A or B pillars are distorted to the point of compromising roof integrity, or when damage across multiple structural zones exceeds the vehicle&#8217;s value. In these cases, the vehicle is typically declared a total loss.<\/span><\/p><h2><strong>Body-on-Frame Repair: What Changes<\/strong><\/h2><p><span style=\"font-weight: 400;\">Since the frame and body are separate components, body-on-frame repair follows a different approach. Frame rails are straightened directly using hydraulic pulling equipment, with measurements referenced against the OEM frame blueprint. When a rail section is too severely damaged, it can be cut and replaced independently, which is a key reason <\/span><span style=\"font-weight: 400;\">body-on-frame<\/span><span style=\"font-weight: 400;\"> repairs tend to cost less than equivalent <\/span><span style=\"font-weight: 400;\">unibody frame repair<\/span><span style=\"font-weight: 400;\"> work.<\/span><\/p><p><span style=\"font-weight: 400;\">Technicians can also partially or fully remove the body from the frame for better access, which is not possible with unibody construction where everything is one integrated piece.<\/span><\/p><p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter wp-image-9417 size-full\" src=\"https:\/\/www.celette.com\/wp-content\/uploads\/2026\/08\/mechanic-hand-holding-wrench-equipment-tool.jpg\" alt=\"Auto repair technician with tools preparing for unibody frame repair work\" width=\"1000\" height=\"667\" srcset=\"https:\/\/www.celette.com\/wp-content\/uploads\/2026\/08\/mechanic-hand-holding-wrench-equipment-tool.jpg 1000w, https:\/\/www.celette.com\/wp-content\/uploads\/2026\/08\/mechanic-hand-holding-wrench-equipment-tool-300x200.jpg 300w, https:\/\/www.celette.com\/wp-content\/uploads\/2026\/08\/mechanic-hand-holding-wrench-equipment-tool-768x512.jpg 768w, https:\/\/www.celette.com\/wp-content\/uploads\/2026\/08\/mechanic-hand-holding-wrench-equipment-tool-18x12.jpg 18w, https:\/\/www.celette.com\/wp-content\/uploads\/2026\/08\/mechanic-hand-holding-wrench-equipment-tool-600x400.jpg 600w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/p><h2><strong>Choosing the Right Frame Machine for Cars<\/strong><\/h2><p><span style=\"font-weight: 400;\">Each construction type demands specific equipment. A repair that passes visual inspection but fails dimensional verification creates both safety risks and potential liability for the shop. This makes selecting the right <\/span><a href=\"https:\/\/www.celette.com\/alignment-and-straightening-systems\/frame-straightening-machine\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">frame machine for cars<\/span><\/a><span style=\"font-weight: 400;\">, trucks, or commercial vehicles one of the most important equipment decisions a body shop can make.<\/span><\/p><p><span style=\"font-weight: 400;\">Celette&#8217;s bench range is built to address both construction types. For passenger cars and crossovers requiring <\/span><span style=\"font-weight: 400;\">unibody frame repair<\/span><span style=\"font-weight: 400;\">, the Rhone, Griffon, and Sevenne series pair with the NAJA 3D measuring system for verification against OEM specs, while the Cameleon universal jig system supports thousands of vehicle models. For light trucks and <\/span><span style=\"font-weight: 400;\">body-on-frame<\/span><span style=\"font-weight: 400;\"> SUVs, the Rhone XL and Rhone XXL configurations work with ladder frame anchoring clamps for heavier chassis structures.<\/span><\/p><p><span style=\"font-weight: 400;\">Shops working on heavy-duty trucks, buses, and trailers require even more capacity. The BPL system delivers 20 to 30 ton push\/pull force with in-ground rail installation, while the Mamouth provides 23-ton pulling force on a modular Hardox steel platform.<\/span><\/p><p><span style=\"font-weight: 400;\">Identifying the construction type before writing an estimate is what shapes the entire repair plan. To find the right <\/span><a href=\"https:\/\/www.celette.com\/alignment-and-straightening-systems\/frame-straightening-machine\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">auto body frame machine<\/span><\/a><span style=\"font-weight: 400;\"> for your shop&#8217;s vehicle mix, visit <\/span><a href=\"https:\/\/www.celette.com\/alignment-and-straightening-systems\/frame-straightening-machine\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">celette.com<\/span><\/a><span style=\"font-weight: 400;\"> or contact Celette to explore the full range of benches, measuring systems, and jig solutions.<\/span><\/p><p><strong>References:<\/strong><\/p><p><span style=\"font-weight: 400;\">Difference Between Unibody vs Body on Frame. Retrieved 13 July 2026, from <\/span><a href=\"https:\/\/www.toyotaofnorthcharlotte.com\/research\/difference-between-unibody-vs-body-on-frame\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">https:\/\/www.toyotaofnorthcharlotte.com\/research\/difference-between-unibody-vs-body-on-frame\/<\/span><\/a><span style=\"font-weight: 400;\">\u00a0<\/span><\/p><p><span style=\"font-weight: 400;\">Car Frame Damage: How to Know if it Happens and What to Do. Retrieved 13 July, 2026, from <\/span><a href=\"https:\/\/www.kbb.com\/car-advice\/vehicle-frame-damage\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">https:\/\/www.kbb.com\/car-advice\/vehicle-frame-damage\/<\/span><\/a><span style=\"font-weight: 400;\">\u00a0<\/span><\/p><p><span style=\"font-weight: 400;\">Frame \/ Unibody \/ Structural Terms. Retrieved 13 July 2026, from <\/span><a href=\"https:\/\/ciclink.com\/frame-unibody-structural-terms\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">https:\/\/ciclink.com\/frame-unibody-structural-terms\/<\/span><\/a><\/p><h2><strong>Frequently Asked Questions About Unibody vs Body-on-Frame Repair\u00a0<\/strong><\/h2><h3><strong>Q: <\/strong><strong>What is a unibody frame<\/strong><strong>, and how is it different from body-on-frame?<\/strong><\/h3><p><span style=\"font-weight: 400;\">A: A <\/span><span style=\"font-weight: 400;\">unibody frame<\/span><span style=\"font-weight: 400;\"> integrates the vehicle&#8217;s body, floor, pillars, and structural rails into a single welded unit with no separate chassis. Body-on-frame construction uses a standalone steel frame underneath with the body bolted on top. Most modern passenger cars use unibody, while heavy-duty trucks and full-size SUVs typically use body-on-frame.<\/span><\/p><h3><strong>Q: Can <\/strong><strong>unibody frame damage<\/strong><strong> be repaired, or is the car totaled?<\/strong><\/h3><p><span style=\"font-weight: 400;\">A: Many cases of <\/span><span style=\"font-weight: 400;\">unibody frame damage<\/span><span style=\"font-weight: 400;\"> can be repaired using a frame straightening bench, controlled pulling, and OEM-referenced measurement. The vehicle is typically declared a total loss only when damage severely affects the cabin structure, such as buckled pillars or distorted roof rails, or when repair costs exceed the vehicle&#8217;s value.<\/span><\/p><h3><strong>Q: Why does <\/strong><strong>unibody frame repair<\/strong><strong> cost more than body-on-frame repair?<\/strong><\/h3><p><span style=\"font-weight: 400;\">A: Because the body and frame are one integrated structure, <\/span><span style=\"font-weight: 400;\">unibody frame repair<\/span><span style=\"font-weight: 400;\"> requires more precise measurement, controlled multi-step pulling sequences, and specialized welding. Body-on-frame vehicles allow the frame to be repaired or section-replaced independently of the body, which is generally faster and less labor-intensive.<\/span><\/p><h3><strong>Q: What type of frame straightening equipment does a shop need for <\/strong><strong>unibody<\/strong><strong> vehicles?<\/strong><\/h3><p><span style=\"font-weight: 400;\">A: For <\/span><span style=\"font-weight: 400;\">unibody frame repair<\/span><span style=\"font-weight: 400;\">, a shop needs a frame straightening bench with pulling towers, <\/span><span style=\"font-weight: 400;\">a fixture system or <\/span><span style=\"font-weight: 400;\">an electronic measuring system that references OEM dimensional data, and welding equipment rated for modern high-strength steel. Celette&#8217;s Rhone, Griffon, and Sevenne benches paired with <\/span><span style=\"font-weight: 400;\">the MZ\/Cameleon fixture system or<\/span><span style=\"font-weight: 400;\"> the NAJA 3D measuring system are designed for this purpose.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7c7a2c3 elementor-widget elementor-widget-html\" data-id=\"7c7a2c3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<script type=\"application\/ld+json\">\r\n{\r\n  \"@context\": \"https:\/\/schema.org\",\r\n  \"@type\": \"FAQPage\",\r\n  \"mainEntity\": [\r\n    {\r\n      \"@type\": \"Question\",\r\n      \"name\": \"What is a unibody frame, and how is it different from body-on-frame?\",\r\n      \"acceptedAnswer\": {\r\n        \"@type\": \"Answer\",\r\n        \"text\": \"A unibody frame integrates the vehicle's body, floor, pillars, and structural rails into a single welded unit with no separate chassis. Body-on-frame construction uses a standalone steel frame underneath with the body bolted on top. Most modern passenger cars use unibody, while heavy-duty trucks and full-size SUVs typically use body-on-frame.\"\r\n      }\r\n    },\r\n    {\r\n      \"@type\": \"Question\",\r\n      \"name\": \"Can unibody frame damage be repaired, or is the car totaled?\",\r\n      \"acceptedAnswer\": {\r\n        \"@type\": \"Answer\",\r\n        \"text\": \"Many cases of unibody frame damage can be repaired using a frame straightening bench, controlled pulling, and OEM-referenced measurement. The vehicle is typically declared a total loss only when damage severely affects the cabin structure, such as buckled pillars or distorted roof rails, or when repair costs exceed the vehicle's value.\"\r\n      }\r\n    },\r\n    {\r\n      \"@type\": \"Question\",\r\n      \"name\": \"Why does unibody frame repair cost more than body-on-frame repair?\",\r\n      \"acceptedAnswer\": {\r\n        \"@type\": \"Answer\",\r\n        \"text\": \"Because the body and frame are one integrated structure, unibody frame repair requires more precise measurement, controlled multi-step pulling sequences, and specialized welding. Body-on-frame vehicles allow the frame to be repaired or section-replaced independently of the body, which is generally faster and less labor-intensive.\"\r\n      }\r\n    },\r\n    {\r\n      \"@type\": \"Question\",\r\n      \"name\": \"What type of frame straightening equipment does a shop need for unibody vehicles?\",\r\n      \"acceptedAnswer\": {\r\n        \"@type\": \"Answer\",\r\n        \"text\": \"For unibody frame repair, a shop needs a frame straightening bench with pulling towers, a fixture system or an electronic measuring system that references OEM dimensional data, and welding equipment rated for modern high-strength steel. Celette's Rhone, Griffon, and Sevenne benches paired with the MZ and Cameleon fixture system or the NAJA 3D measuring system are designed for this purpose.\"\r\n      }\r\n    }\r\n  ]\r\n}\r\n<\/script>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u4e00\u4f53\u5f0f\u8f66\u8eab\u4e0e\u975e\u627f\u8f7d\u5f0f\u8f66\u8eab\u7ed3\u6784\u5982\u4f55\u6539\u53d8\u78b0\u649e\u4fee\u590d\u65b9\u6cd5\u3001\u635f\u4f24\u6269\u6563\u6a21\u5f0f\u4ee5\u53ca\u60a8\u7684\u6c7d\u8f66\u4fee\u914d\u5382\u6240\u9700\u7684\u7279\u5b9a\u8bbe\u5907\u3002.<\/p>","protected":false},"author":18,"featured_media":9579,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[99],"tags":[],"class_list":["post-9415","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-activity"],"_links":{"self":[{"href":"https:\/\/www.celette.com\/zh\/wp-json\/wp\/v2\/posts\/9415","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.celette.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.celette.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.celette.com\/zh\/wp-json\/wp\/v2\/users\/18"}],"replies":[{"embeddable":true,"href":"https:\/\/www.celette.com\/zh\/wp-json\/wp\/v2\/comments?post=9415"}],"version-history":[{"count":23,"href":"https:\/\/www.celette.com\/zh\/wp-json\/wp\/v2\/posts\/9415\/revisions"}],"predecessor-version":[{"id":9599,"href":"https:\/\/www.celette.com\/zh\/wp-json\/wp\/v2\/posts\/9415\/revisions\/9599"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.celette.com\/zh\/wp-json\/wp\/v2\/media\/9579"}],"wp:attachment":[{"href":"https:\/\/www.celette.com\/zh\/wp-json\/wp\/v2\/media?parent=9415"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.celette.com\/zh\/wp-json\/wp\/v2\/categories?post=9415"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.celette.com\/zh\/wp-json\/wp\/v2\/tags?post=9415"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}