Unleash Your Jeep's Potential with Premium Offroad Parts
S-2572-LHX, Super Bracket Left
1991-2001 4.0L XJ/MJ Super Bracket driver side. Accommodates original-style manifold or aftermarket headers. Bolts to 7 existing thread bosses (3 used by original bracket and 4 not previously used) on driver-side. All Grade 8 hardware. Made in USA.
Brown Dog Left Super Bracket for 1991-2001 4.0L Cherokee XJ, 1991-1992 4.0L Comanche MJ.
Left (driver-side) Super Bracket features seven Grade 8 or M10.9 metric equivalent bolts- four more block attachment points than the original bracket. These additional bolts virtually eliminate shearing bolts or ripped engine bosses caused by the cumulative stress from years of potholes - or not so many years of offroad torsional forces. Often used as a repair for engine blocks with one to three damaged bosses or sheared bolts.
No engine block modification necessary.
All seven threaded holes exist. Some are currently empty. A couple will be shared with other accessory brackets. We send everything needed. And our customers tell us our instructions and tips are extremely useful.
Have a sheared bolt or a torn boss?
Don't sweat it. With this bracket you'll still have more bolts securing your engine in place than you originally did. In fact, we never suggest pulling the engine to remove sheared bolts. It's just uneeded work. And who wants that!
Compact design accommodates both original-style manifold and aftermarket headers.
According to header manufacturer's warranty staff, one of the leading causes of cracked headers is worn motor mounts. (Of course, worn or missing exhaust hangars/brackets also can cause cracks.) This Brown Dog bracket design works with your original manifold or Banks, Borla, Pace Setter, Edelbrock, and many other common aftermarket headers. The bracket and mounts, when used together, offer a little more room in the exhaust area to assure no conflict. So if you're replacing your manifold, consider replacing the brackets and mounts, too.
Change mounts and brackets all at the same time. Save a few bucks. And never have to do it again.
While this bracket can be used with original-style motor mounts, when converting to Brown Dog engine brackets, we strongly recommend upgrading to Brown Dog high-performance motor mounts at the same time. The original mounts, designed for street driving, simply won't stand up to the torsional forces experienced offroad...or all-to-frequent pot hole in today's streets. To save you some bucks, we developed kits, including both motor mounts and brackets, for a significant discount compared to purchasing everything individually.
- S2572-0HRX, includes a pair of Super Engine Brackets and Classic Polyurethane Motor Mounts.
- SU2572-0HRX, includes a pair of Super Engine Brackets and Ultra-Flex Rubber Motor Mounts.
All installation hardware included.
The Brown Dog ships all new Grade 8 hardware (or metric equivalent) required to bolt brackets to seven attach points in the existing engine block. Grade 8 through-bolts, prevaling-torque locknuts and washers are also included for securing brackets to motor mounts.
Application Notes:
- 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001 Jeep Cherokee XJ 4.0L.
- 1991, 1992 Jeep Comanche MJ 4.0L.
- If vehicle engine is from a Jeep Grand Cherokee or Jeep Wrangler, call to assure this kit will work.
Frequently asked questions
Find answers to your commonly asked questions about Brown Dog Offroad here.
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Why is Brown Dog Offroad so popular?
Our popularity comes from decades of dedication to quality, real-world testing, and building connections with Jeep enthusiasts who demand the best jeep parts. We started with a simple mission: to design jeep parts that never let anyone down, even on the toughest trails. Inspired by offroad adventures and forged in the demanding landscapes near Phoenix, our team handcrafts every product, ensuring each jeep part offers ultimate performance and reliability. Customers trust our jeep parts because we have proven they hold up under extreme conditions and every product is engineered to last. Whether you drive a vintage Jeep or a modern model, we focus on supplying the proper jeep parts tailored to your vehicle. Our deep roots in the Jeep community and relentless pursuit of excellence keep customers coming back for the most resilient jeep parts. Additionally, our commitment to customer service sets us apart, as we don’t just sell jeep parts; we build relationships with our customers to ensure they find exactly what they need for their unique offroad adventures. Discover the difference for yourself and reach out today if you need help finding the right fit.
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Where can I buy Jeep parts online in Phoenix?
You can buy top-quality Jeep parts online right here through our website. We specialize in everything from engine mounts to offroad accessories, focusing on the needs of Phoenix Jeep enthusiasts. Our secure payment portal makes ordering simple, and our catalog is tailored to the most popular Jeep models. We ship directly to Phoenix for your convenience. Shop now or contact us with any questions about the best parts for your Jeep.
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What is the difference between Ultra-Flex rubber motor mounts and standard mounts for a Jeep?
Ultra-Flex rubber motor mounts are designed to handle more stress and movement compared to standard mounts. They offer greater vibration dampening and flexibility, which helps protect your Jeep’s engine and frame during intense offroad rides. Ultra-Flex mounts are engineered to withstand rough terrain and heavy use, making them a smart upgrade for Jeep owners focused on performance and durability. Ready to upgrade your mounts? Browse our options or ask our team for personalized recommendations.
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Which Jeep models do you offer parts for?
We craft and supply parts for the most popular Jeep models, including Jeep Wrangler YJ, Jeep Wrangler TJ, Jeep Cherokee XJ, and Jeep Comanche. Our selection includes engine mounts, brackets, performance parts, and restoration pieces, all tested for trail-worthy reliability. If you’re not sure which part fits your model, reach out to our team and we’ll guide you to the best choice for your Jeep.
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How do I replace a motor mount in my Jeep?
Replacing a motor mount involves supporting the engine, removing the old mount, and installing the new part, making sure everything is properly aligned and secure. We recommend using high-quality mounts designed for your specific Jeep model for optimal results. Our kits are engineered for straightforward installation, even for DIY enthusiasts. For guidance on choosing or installing the right motor mount, contact us before you start your project.
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What payment and shipping options do you offer?
We accept major credit cards and offer a secure online payment system for worry-free transactions. Orders can be shipped nationwide, and we work with trusted carriers to ensure your jeep parts arrive quickly and safely. You can track your order through our website and reach out to our team if you need assistance with shipping or payment questions. Visit our shop or contact us for further details.


