{"id":585,"date":"2026-04-14T18:02:54","date_gmt":"2026-04-14T18:02:54","guid":{"rendered":"https:\/\/www.trackreadyproducts.com\/garage\/?p=585"},"modified":"2026-04-14T18:20:54","modified_gmt":"2026-04-14T18:20:54","slug":"best-powerstop-kit-for-trucks-that-tow-z36-compound-and-why-it-exists","status":"publish","type":"post","link":"https:\/\/www.trackreadyproducts.com\/garage\/best-powerstop-kit-for-trucks-that-tow-z36-compound-and-why-it-exists\/","title":{"rendered":"Best PowerStop Kit for Trucks That Tow: Z36 Compound and Why It Exists"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"585\" class=\"elementor elementor-585\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-93d6d72 e-flex e-con-boxed e-con e-parent\" data-id=\"93d6d72\" 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-1fc4aff elementor-widget elementor-widget-html\" data-id=\"1fc4aff\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<style>\n\/* \u2500\u2500 RESET & FONTS \u2500\u2500 *\/\n@import url('https:\/\/fonts.googleapis.com\/css2?family=Barlow+Condensed:wght@400;600;700;800;900&family=Barlow:ital,wght@0,400;0,500;0,600;1,400&display=swap');\n\n.ps-post *,\n.ps-post *::before,\n.ps-post *::after { box-sizing: border-box; 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}\n\n.toc-list {\n  list-style: none;\n  display: flex;\n  flex-direction: column;\n  gap: 2px;\n}\n.toc-list li a {\n  display: block;\n  font-family: var(--sans);\n  font-size: 13px;\n  color: #aaa;\n  text-decoration: none;\n  padding: 5px 0;\n  border-bottom: 1px solid #1e1e1e;\n  line-height: 1.4;\n}\n.toc-list li:last-child a { border-bottom: none; }\n.toc-list li a:hover { color: var(--red); }\n\n.sidebar-stat-item {\n  display: flex;\n  justify-content: space-between;\n  align-items: baseline;\n  padding: 8px 0;\n  border-bottom: 1px solid var(--border);\n  font-size: 13px;\n}\n.sidebar-stat-item:last-child { border-bottom: none; }\n.sidebar-stat-item .s-label { font-family: var(--sans); color: #888; }\n.sidebar-stat-item .s-val {\n  font-family: var(--cond);\n  font-size: 15px;\n  font-weight: 700;\n  color: var(--red);\n}\n\n.related-post { padding: 10px 0; border-bottom: 1px solid var(--border); }\n.related-post:last-child { border-bottom: none; }\n.related-post a {\n  font-family: var(--sans);\n  font-size: 13px;\n  color: #aaa;\n  text-decoration: none;\n  line-height: 1.4;\n  display: block;\n}\n.related-post a:hover { color: var(--red); }\n.related-post .r-tag {\n  font-family: var(--cond);\n  font-size: 10px;\n  font-weight: 700;\n  text-transform: uppercase;\n  letter-spacing: .08em;\n  color: #555;\n  margin-bottom: 3px;\n}\n<\/style>\n\n<div class=\"ps-post\">\n  <div class=\"ps-page-wrap\">\n\n    <article class=\"ps-article\">\n\n      <p>OEM brake systems on trucks and SUVs are engineered for the vehicle's base curb weight and normal road use. Add a loaded trailer, a full payload, or a heavy camper, and you've changed almost every variable the braking system was specced around \u2014 stopping distance, heat accumulation rate, fade threshold, and the sustained load the caliper and pad see on any meaningful descent. The factory brakes handle it, until they don't.<\/p>\n\n      <p>The PowerStop Z36 Extreme Truck and Tow kit exists because the failure mode of OEM brakes under tow conditions is predictable and specific. This post explains what that failure mode is, what the Z36 compound was designed to do about it, and how the full kit addresses the thermal problem that towing creates.<\/p>\n\n      <div class=\"callout\">\n        <strong>Shop PowerStop Z36 at Track Ready Products:<\/strong> Complete Z36 Truck and Tow kits \u2014 pads, drilled and slotted rotors, hardware, and shims \u2014 matched to your truck or SUV. <a href=\"https:\/\/www.trackreadyproducts.com\/powerstop-m-36.html\">Browse PowerStop kits \u2192<\/a>\n      <\/div>\n\n      <div class=\"stat-grid\">\n        <div class=\"stat-block\">\n          <span class=\"num\">17%<\/span>\n          <span class=\"label\">Higher coefficient of friction vs. OE pads<\/span>\n        <\/div>\n        <div class=\"stat-block\">\n          <span class=\"num\">Steel<\/span>\n          <span class=\"label\">Backing plate \u2014 thermal barrier to caliper piston<\/span>\n        <\/div>\n        <div class=\"stat-block\">\n          <span class=\"num\">G3000<\/span>\n          <span class=\"label\">Rotor grade \u2014 high-carbon cast iron spec<\/span>\n        <\/div>\n        <div class=\"stat-block\">\n          <span class=\"num\">36mo<\/span>\n          <span class=\"label\">Warranty \u2014 pads and rotors<\/span>\n        <\/div>\n      <\/div>\n\n      <!-- Section 1 -->\n      <h2 id=\"towing-brake-problem\">What Towing Actually Does to Your Brakes<\/h2>\n\n      <p>The core problem with towing and OEM brakes isn't a single hard stop \u2014 it's accumulated heat over time. A highway panic stop generates a spike of heat that dissipates quickly between brake applications. Towing creates a different pattern entirely: sustained braking load over extended periods, particularly on grades, where the brakes never get a meaningful recovery window between applications.<\/p>\n\n      <p>Think through a specific scenario. A loaded F-150 pulling a 7,500-pound trailer descends a 5% grade for four miles. To maintain a safe speed, the driver is applying moderate braking continuously or in rapid succession throughout the descent. The brake pads are pressing against the rotors generating friction heat that has nowhere to go except into the rotor mass and then into the surrounding air. The problem is that at moderate vehicle speeds on a sustained grade, airflow across the rotors is limited, and the heat accumulates faster than it dissipates. Rotor temperatures climb steadily across the entire descent rather than spiking and recovering.<\/p>\n\n      <p>As rotor and pad temperatures climb, the pad compound approaches its effective thermal ceiling. What happens next is brake fade \u2014 the pedal still feels firm, but the friction coefficient of the pad compound drops as the material loses structural integrity under heat. The vehicle requires significantly more braking force for the same deceleration, and at extreme temperatures the braking performance degrades to the point where the driver is applying full pedal pressure with inadequate results.<\/p>\n\n      <p>Brake fluid is the secondary concern. As sustained heat transfers from the pad through the steel backing plate into the caliper piston and eventually into the brake fluid, fluid temperatures rise. Brake fluid has a boiling point \u2014 once it boils, it creates vapor bubbles in the hydraulic circuit. Vapor compresses where fluid doesn't, and a spongy, compressible pedal is the result. This is vapor lock, and it's the failure mode that follows fade if temperatures continue to climb.<\/p>\n\n      <!-- Section 2 -->\n      <h2 id=\"what-oem-misses\">Why OEM Brakes Fall Short Under Load<\/h2>\n\n      <p>Factory brake pads on most trucks and SUVs use a standard ceramic or semi-metallic compound spec'd for the vehicle's normal use case \u2014 which for the majority of owners means highway driving, city traffic, and parking lots. The compound is optimized for quiet, low-dust operation at street temperatures. It's not designed for the sustained thermal load that hauling at or near GVW on a mountain grade produces.<\/p>\n\n      <p>The OEM backing plate is typically a fiber composite \u2014 adequate for factory operating conditions, but not a significant thermal barrier between the pad compound and the caliper piston under sustained high-temperature use. And the OEM rotor, while meeting minimum spec for the vehicle, is sized for base-weight braking performance, not for the increased kinetic energy the vehicle carries when loaded and towing.<\/p>\n\n      <p>None of this makes OEM brakes bad \u2014 they're engineered for the realistic distribution of how most owners use the vehicle. But that distribution doesn't account for the driver who regularly tows near maximum rated capacity, or who pulls mountain grades several times a season with a loaded trailer behind them. Those drivers are operating outside the thermal envelope the factory system was designed for.<\/p>\n\n      <!-- Section 3 -->\n      <h2 id=\"z36-compound\">The Z36 Compound: What's Different<\/h2>\n\n      <p>The Z36 pad uses a carbon-fiber ceramic compound formulated specifically for the sustained-load thermal profile that towing creates. It shares the carbon-fiber ceramic architecture with other PowerStop street kits, but with a higher carbon fiber loading \u2014 more carbon fiber content in the ceramic matrix.<\/p>\n\n      <h3>What higher carbon fiber loading does<\/h3>\n\n      <p>Carbon fiber in a ceramic brake compound acts as a structural reinforcer within the friction material. At elevated temperatures, where a standard ceramic compound's matrix begins to soften and lose friction stability, the carbon fiber maintains the compound's structural integrity further up the temperature range. The result is a compound that holds its friction coefficient \u2014 its effective bite \u2014 at temperatures that would cause a street-spec ceramic pad to begin fading.<\/p>\n\n      <p>The Z36 compound's friction coefficient is 17% higher than OEM pads at operating temperature. That's not just an initial bite improvement \u2014 it's a measure of how the compound performs under the conditions it was designed for. Higher friction coefficient under sustained load means less pedal effort to achieve the same deceleration, which is what you need when the truck is heavier and the stopping distances are longer.<\/p>\n\n      <h3>Steel backing plate<\/h3>\n\n      <p>The Z36 uses a steel backing plate rather than the fiber composite backing found on lighter-duty PowerStop kits. The steel plate is a more effective thermal barrier between the hot pad compound and the caliper piston. Under sustained tow conditions where compound temperatures are climbing throughout a descent, the steel backing slows heat transfer into the caliper, keeping fluid temperatures lower and pushing the vapor lock threshold further away. The powder-coated finish on the backing plate also resists corrosion from the moisture and debris that trucks operating in varied conditions encounter.<\/p>\n\n      <h3>Chamfered and slotted pad design<\/h3>\n\n      <p>The Z36 pad face is chamfered at the edges and slotted across the face. Edge chamfering reduces the sharp leading edge that would bite aggressively into the rotor surface as the pad enters the contact zone \u2014 a noise contributor and a factor in uneven initial wear. Face slots provide an escape path for gases and debris at the friction interface during braking, keeping the contact patch clean through the stop. Both features carry over from PowerStop's street compound lineup, applied to the Z36's more aggressive pad geometry.<\/p>\n\n      <!-- Section 4 -->\n      <h2 id=\"rotors\">The Rotor Side: Cooling Under Sustained Load<\/h2>\n\n      <p>The Z36 kit pairs the compound with PowerStop's drilled and slotted G3000 rotors. The rotor's job in a tow scenario is different from its job in a street scenario: rather than managing brief heat spikes, it needs to dissipate heat continuously across an extended braking event.<\/p>\n\n      <h3>G3000 high-carbon casting<\/h3>\n\n      <p>The rotor is cast from G3000 grade gray cast iron with a high-carbon spec \u2014 the same foundry standard and carbon content priority used across PowerStop's Evolution rotor line. The graphite flake microstructure of high-carbon G3000 iron conducts heat efficiently from the friction surface into the rotor body, which is critical for sustained braking. A rotor that moves heat away from the friction face quickly reaches a thermal equilibrium at a lower temperature than one that traps heat at the surface.<\/p>\n\n      <h3>Drilled and slotted face<\/h3>\n\n      <p>The cross-drilled holes vent hot gases from the pad-rotor interface and provide additional surface area for heat dissipation as air passes through the rotor face. The rounded slots sweep gas, moisture, and debris from the contact patch continuously as the rotor turns, maintaining consistent pad contact. PowerStop chamfers all drill holes \u2014 rounding the edges rather than leaving them sharp \u2014 which distributes stress around each hole and makes the rotor more resistant to cracking under repeated thermal cycling.<\/p>\n\n      <h3>Silver zinc dichromate plating<\/h3>\n\n      <p>All non-friction surfaces \u2014 hat, vanes, and outer face edge \u2014 are finished with silver zinc dichromate coating. Trucks used for towing frequently see moisture, road salt, trailer wash, and debris that accelerates corrosion on bare iron. The zinc coating seals those surfaces against rust accumulation at the hat-hub interface and on the vane surfaces that contribute to thermal management through the rotor body.<\/p>\n\n      <!-- Section 5 -->\n      <h2 id=\"kit-contents\">What's in the Kit<\/h2>\n\n      <p>The Z36 Extreme Truck and Tow kit ships as a complete brake job \u2014 everything needed for the upgrade in one box, matched to your specific vehicle application.<\/p>\n\n      <ul class=\"void-list\">\n        <li>Z36 carbon-fiber ceramic brake pads \u2014 front and rear sets for the application<\/li>\n        <li>Drilled and slotted G3000 rotors \u2014 Tru-Cast machined to OEM dimensional tolerances, mill-balanced<\/li>\n        <li>Premium stainless steel installation hardware \u2014 caliper slide pins, pin bushings, abutment clips where applicable<\/li>\n        <li>Stainless steel shims \u2014 bonded to the backing plate for noise dampening and additional thermal management between pad and caliper<\/li>\n        <li>Brake lubricant \u2014 for proper caliper slide pin and hardware installation<\/li>\n      <\/ul>\n\n      <p>Installation is a direct bolt-on \u2014 the rotors and pads are dimensioned to OEM spec, no modification required. The kit includes everything to complete the brake job without sourcing additional hardware separately.<\/p>\n\n      <div class=\"callout-warn\">\n        <strong>Bedding procedure matters:<\/strong> New pads and rotors need a proper bed-in to deposit an even transfer layer before the brakes are put under full load. PowerStop includes a specific bedding sequence with the Z36 kit. Do this before towing \u2014 an uneven transfer layer is the most common cause of early brake pulsation, and it's particularly easy to create if you load the brakes hard before bed-in is complete.\n      <\/div>\n\n      <!-- Section 6 -->\n      <h2 id=\"who-needs-it\">Who the Z36 Is Built For<\/h2>\n\n      <p>The Z36 is targeted at specific use cases, not at every truck owner by default. The thermal advantages of the higher compound spec and steel backing plate are relevant when the brakes are actually reaching the temperatures where those advantages show up. On a truck used exclusively for flat-road commuting with no trailer, those features don't come into play \u2014 a Z23 handles that use case cleanly and with slightly less dust.<\/p>\n\n      <p>The Z36 earns its spec under these conditions:<\/p>\n\n      <ul class=\"void-list\">\n        <li>Regular towing \u2014 trailers, boats, campers, equipment haulers at or approaching your truck's rated tow capacity<\/li>\n        <li>Mountain grades with load \u2014 sustained downhill braking with significant weight behind the vehicle, where brake temperatures build across the entire descent<\/li>\n        <li>Heavy payload \u2014 consistent hauling of near-max bed weight, which changes the kinetic energy the brakes need to manage on every stop<\/li>\n        <li>Off-road driving \u2014 repeated moderate-speed stops on rough terrain, sustained low-speed descents on rocky trails, and the vibration load that off-road use puts on braking components<\/li>\n        <li>Lifted trucks with larger wheel and tire packages \u2014 additional rotating mass increases the kinetic energy the brakes manage on every stop, pushing the system harder than the OEM spec anticipated<\/li>\n      <\/ul>\n\n      <!-- Section 7 -->\n      <h2 id=\"z36-vs-others\">Z36 vs. OEM and Other Kit Lines<\/h2>\n\n      <table class=\"compare-table\">\n        <thead>\n          <tr>\n            <th>Factor<\/th>\n            <th>OEM Brakes<\/th>\n            <th>PowerStop Z23<\/th>\n            <th>PowerStop Z36<\/th>\n          <\/tr>\n        <\/thead>\n        <tbody>\n          <tr>\n            <td>Pad compound<\/td>\n            <td class=\"note\">Standard ceramic or semi-metallic<\/td>\n            <td class=\"note\">Carbon-fiber ceramic \u2014 street spec<\/td>\n            <td class=\"good\">Carbon-fiber ceramic \u2014 higher CF loading, severe duty<\/td>\n          <\/tr>\n          <tr>\n            <td>Backing plate<\/td>\n            <td class=\"note\">Fiber composite<\/td>\n            <td class=\"note\">Fiber composite<\/td>\n            <td class=\"good\">Steel \u2014 better thermal barrier to caliper<\/td>\n          <\/tr>\n          <tr>\n            <td>Friction coefficient vs. OE<\/td>\n            <td class=\"note\">Baseline<\/td>\n            <td class=\"note\">Improved<\/td>\n            <td class=\"good\">+17% vs. OEM<\/td>\n          <\/tr>\n          <tr>\n            <td>Sustained fade resistance<\/td>\n            <td class=\"note\">Limited \u2014 spec'd for street temps<\/td>\n            <td class=\"note\">Better than OEM, street range<\/td>\n            <td class=\"good\">Designed for sustained tow\/haul heat profile<\/td>\n          <\/tr>\n          <tr>\n            <td>Rotor spec<\/td>\n            <td class=\"note\">Single-row OEM spec<\/td>\n            <td class=\"good\">G3000, drilled &amp; slotted, zinc plated<\/td>\n            <td class=\"good\">G3000, drilled &amp; slotted, zinc plated<\/td>\n          <\/tr>\n          <tr>\n            <td>Vapor lock resistance<\/td>\n            <td class=\"note\">Limited \u2014 OEM caliper heat path<\/td>\n            <td class=\"note\">Improved \u2014 stainless shims<\/td>\n            <td class=\"good\">Best \u2014 steel backing + stainless shims<\/td>\n          <\/tr>\n          <tr>\n            <td>Noise and dust<\/td>\n            <td class=\"note\">Variable \u2014 OEM spec<\/td>\n            <td class=\"good\">Low dust, very quiet<\/td>\n            <td class=\"good\">Low dust, quiet \u2014 marginal increase vs. Z23<\/td>\n          <\/tr>\n          <tr>\n            <td>Best use case<\/td>\n            <td class=\"note\">Normal road use, base weight<\/td>\n            <td class=\"note\">Daily driver, light truck, spirited street<\/td>\n            <td class=\"good\">Towing, hauling, grades, off-road, lifted trucks<\/td>\n          <\/tr>\n        <\/tbody>\n      <\/table>\n\n      <!-- Section 8 -->\n      <h2 id=\"brake-fluid\">A Note on Brake Fluid<\/h2>\n\n      <p>The Z36 kit addresses the pad and rotor side of the tow-condition thermal problem. The brake fluid side is worth a brief mention. Standard DOT 3 brake fluid has a dry boiling point of 401\u00b0F. Most OEM trucks ship with DOT 3. Under sustained tow conditions where pad temperatures are climbing, some of that heat eventually works its way through the caliper into the fluid. Fresh fluid handles it; aged fluid that has absorbed moisture over time has a substantially lower boiling point \u2014 sometimes significantly below the DOT 3 minimum \u2014 and is more vulnerable to vapor lock.<\/p>\n\n      <p>If you're upgrading to the Z36 for serious towing use, a brake fluid flush and refill with fresh DOT 3 or an upgrade to DOT 4 (boiling point 446\u00b0F dry) is worth doing at the same time. The Z36's steel backing plate reduces heat transfer to the caliper, but it doesn't eliminate it \u2014 fresh high-spec fluid gives you additional margin when the system is working hard.<\/p>\n\n      <hr class=\"section-rule\">\n\n      <!-- FAQ -->\n      <h2 id=\"faq\">Common Questions<\/h2>\n\n      <h3>What is brake fade and why does towing cause it?<\/h3>\n      <p>Brake fade is the reduction or loss of braking effectiveness that occurs when the brake system overheats. During normal street driving, heat spikes dissipate between brake applications. Towing \u2014 particularly on sustained grades \u2014 keeps the brakes loaded continuously, causing temperatures to climb without recovery time. As pad compound temperatures exceed the material's thermal ceiling, its friction coefficient drops. The pedal still feels firm (hydraulic pressure is maintained) but the vehicle doesn't decelerate as expected. The Z36 compound's higher carbon fiber loading raises that thermal ceiling, maintaining consistent friction coefficient further up the temperature range.<\/p>\n\n      <h3>Will Z36 pads work fine as a daily driver when I'm not towing?<\/h3>\n      <p>Yes. The Z36 is a street-compatible compound \u2014 it delivers consistent cold bite, low dust, and quiet operation during normal daily driving. The thermal capacity you're paying for doesn't hurt anything when you're not using it. The only differences you'll notice versus a Z23 on a pure daily driver are marginally more brake dust and occasionally slightly more pad noise on some vehicles. Neither is dramatic.<\/p>\n\n      <h3>How does the Z36 compare to OEM brakes for stopping distance?<\/h3>\n      <p>The Z36 compound's friction coefficient is 17% higher than OEM pads at operating temperature. Under normal street conditions, this translates to shorter stopping distances and more confident pedal feel. Under tow conditions \u2014 where the OEM compound would fade as temperatures climb \u2014 the performance gap widens considerably. The Z36 maintains consistent braking performance at temperatures where OEM pads begin to lose friction stability.<\/p>\n\n      <h3>Do I need to upgrade my brake fluid with the Z36 kit?<\/h3>\n      <p>The kit doesn't require a fluid upgrade to function properly. However, if you're towing regularly and your brake fluid is more than two years old, a flush is good maintenance practice regardless of which brake kit you run. Aged brake fluid absorbs moisture and has a lower boiling point than fresh fluid \u2014 upgrading to fresh DOT 3 or DOT 4 at the same time as your brake kit is a simple way to maximize the whole system's thermal headroom.<\/p>\n\n      <h3>Is the Z36 appropriate for HPDE or track days?<\/h3>\n      <p>The Z36 is designed for the sustained moderate-temperature thermal profile of towing and hauling, not for the extreme high-temperature spikes of track driving. For HPDE and club racing, the Z04 Track Day kit is the appropriate choice \u2014 it uses a different compound architecture built for repeated hard stops from track speed. The Z36 handles a track day, but it's not optimized for that use case the way the Z04 is.<\/p>\n\n      <h3>Does the Z36 fit my truck without modification?<\/h3>\n      <p>Yes. Like all PowerStop kits, the Z36 is a direct bolt-on replacement \u2014 pads and rotors are machined to OEM dimensional tolerances for your specific vehicle application. No modification is required. The kit includes all necessary installation hardware, so no separate sourcing is needed to complete the brake job.<\/p>\n\n      <hr class=\"section-rule\">\n\n      <div class=\"cta-block\">\n        <h3>PowerStop Z36 at Track Ready Products<\/h3>\n        <p>Complete Z36 Extreme Truck and Tow kits for F-150, Silverado, RAM, Tacoma, Tundra, and more. Pads, rotors, and hardware \u2014 bolt-on installation, matched to your vehicle.<\/p>\n        <a href=\"https:\/\/www.trackreadyproducts.com\/powerstop-m-36.html\">Shop PowerStop Z36 \u2192<\/a>\n      <\/div>\n\n    <\/article>\n\n    <!-- SIDEBAR -->\n    <aside class=\"ps-sidebar\">\n      <div class=\"sidebar-sticky\">\n\n        <div class=\"sidebar-widget\">\n          <div class=\"widget-head\">Navigation<\/div>\n          <div class=\"widget-body\">\n            <a href=\"https:\/\/www.trackreadyproducts.com\/garage\/powerstop-brakes\/\" class=\"back-link\">PowerStop Hub<\/a>\n          <\/div>\n        <\/div>\n\n        <a href=\"https:\/\/www.trackreadyproducts.com\/powerstop-m-36.html\" class=\"sidebar-cta-btn\">Shop PowerStop Z36 \u2192<\/a>\n\n        <div class=\"sidebar-widget\">\n          <div class=\"widget-head\">Z36 Kit Specs<\/div>\n          <div class=\"widget-body\">\n            <div class=\"sidebar-stat-item\">\n              <span class=\"s-label\">Friction gain vs. OEM<\/span>\n              <span class=\"s-val\">+17%<\/span>\n            <\/div>\n            <div class=\"sidebar-stat-item\">\n              <span class=\"s-label\">Backing plate<\/span>\n              <span class=\"s-val\">Steel<\/span>\n            <\/div>\n            <div class=\"sidebar-stat-item\">\n              <span class=\"s-label\">Rotor grade<\/span>\n              <span class=\"s-val\">G3000<\/span>\n            <\/div>\n            <div class=\"sidebar-stat-item\">\n              <span class=\"s-label\">Warranty<\/span>\n              <span class=\"s-val\">36 mo<\/span>\n            <\/div>\n          <\/div>\n        <\/div>\n\n        <div class=\"sidebar-widget\">\n          <div class=\"widget-head\">In This Article<\/div>\n          <div class=\"widget-body\">\n            <ul class=\"toc-list\">\n              <li><a href=\"#towing-brake-problem\">What Towing Does to Brakes<\/a><\/li>\n              <li><a href=\"#what-oem-misses\">Why OEM Falls Short<\/a><\/li>\n              <li><a href=\"#z36-compound\">The Z36 Compound<\/a><\/li>\n              <li><a href=\"#rotors\">The Rotor Side<\/a><\/li>\n              <li><a href=\"#kit-contents\">What's in the Kit<\/a><\/li>\n              <li><a href=\"#who-needs-it\">Who It's Built For<\/a><\/li>\n              <li><a href=\"#z36-vs-others\">Z36 vs. OEM and Z23<\/a><\/li>\n              <li><a href=\"#brake-fluid\">Brake Fluid Note<\/a><\/li>\n              <li><a href=\"#faq\">FAQ<\/a><\/li>\n            <\/ul>\n          <\/div>\n        <\/div>\n\n        <div class=\"sidebar-widget\">\n          <div class=\"widget-head\">Related Articles<\/div>\n          <div class=\"widget-body\">\n            <div class=\"related-post\">\n              <div class=\"r-tag\">Comparison<\/div>\n              <a href=\"https:\/\/www.trackreadyproducts.com\/garage\/powerstop-brakes\/z23-vs-z36\/\">Z23 vs Z36: Which PowerStop Kit Is Right for Your Truck or Daily Driver?<\/a>\n            <\/div>\n            <div class=\"related-post\">\n              <div class=\"r-tag\">Brand Overview<\/div>\n              <a href=\"https:\/\/www.trackreadyproducts.com\/garage\/powerstop-brakes\/how-powerstop-brake-kits-are-built\/\">How PowerStop Brake Kits Are Built: Rotor Manufacturing and Pad Compound Explained<\/a>\n            <\/div>\n            <div class=\"related-post\">\n              <div class=\"r-tag\">Track Guide<\/div>\n              <a href=\"https:\/\/www.trackreadyproducts.com\/garage\/powerstop-brakes\/\">PowerStop Z04 Track Day Kit: What It Is and Who It's For<\/a>\n            <\/div>\n          <\/div>\n        <\/div>\n\n      <\/div>\n    <\/aside>\n\n  <\/div><!-- .ps-page-wrap -->\n<\/div><!-- .ps-post -->\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>OEM brake systems on trucks and SUVs are engineered for the vehicle&#8217;s base curb weight and normal road use. Add a loaded trailer, a full payload, or a heavy camper, and you&#8217;ve changed almost every variable the braking system was specced around \u2014 stopping distance, heat accumulation rate, fade threshold, and the sustained load the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[36,26],"tags":[],"class_list":["post-585","post","type-post","status-publish","format-standard","hentry","category-application-guide","category-powerstop-brakes"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Best PowerStop Kit for Trucks That Tow: Z36 Compound and Why It Exists - Track Ready Products<\/title>\n<meta name=\"description\" content=\"The Z36 Extreme Truck and Tow kit was designed around the thermal failure mode towing creates \u2014 sustained heat with no recovery window. 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