Description
Product Overview
Detroit Axle has designed this brake caliper bracket specifically for the rear right wheel of Jeep Wrangler models produced between 2007 and 2017, including the 2018 JK generation. The part number R18B5046R matches the original equipment specifications, ensuring a direct fit without the need for additional modifications. The bracket is fabricated from high‑strength steel and finished with a corrosion‑resistant coating to withstand harsh environments and prolonged exposure to road salts.
The integrated brake caliper bracket houses a single phenolic piston measuring 1.89 inches (48.01 mm) in diameter. Phenolic material offers excellent heat dissipation and resistance to brake fluid degradation, which translates to more consistent braking performance under heavy load or repeated stop‑and‑go conditions. The piston is engineered to maintain its shape and sealing capability over the lifespan of the component.
Each unit includes the rear right brake caliper bracket fully assembled, ready for installation. The package also contains all necessary mounting hardware, such as bolts and washers, to simplify the replacement process. The dimensions of the bracket are 12 × 6 × 8 inches, and the total weight is approximately 20.4 pounds, making it manageable for both professional mechanics and DIY enthusiasts.
Detroit Axle subjects every brake component to rigorous impact, wear, and fatigue testing. These tests simulate real‑world driving scenarios, including off‑road excursions, steep descents, and high‑speed highway braking. The testing protocol verifies that the bracket can endure the forces generated during emergency stops and prolonged downhill runs without deformation or failure.
In addition to the physical durability, the design incorporates a precision‑engineered mounting surface that aligns perfectly with the factory‑specified bolt pattern. This alignment reduces the risk of uneven brake pad wear and helps maintain optimal brake pedal feel. The bracket also features strategic venting to promote airflow, aiding in heat dissipation during extended braking events.
The product carries a 10‑year warranty, reflecting Detroit Axle’s confidence in the material quality and manufacturing processes. Should any defect arise within the warranty period, the company will provide a replacement or repair at no additional cost, reinforcing the brand’s commitment to long‑term customer satisfaction.
Installation of the brake caliper bracket typically requires removal of the wheel, brake rotor, and the existing caliper assembly. After the old bracket is detached, the new Detroit Axle bracket is positioned, bolted in place, and the caliper is reinstalled with fresh brake pads. Proper torque specifications must be followed to ensure secure mounting and optimal brake performance.
For owners seeking to restore or upgrade their Jeep Wrangler’s braking system, this bracket offers a reliable, OEM‑compatible solution. Whether the vehicle is used for daily commuting, weekend trail riding, or heavy‑duty towing, the Detroit Axle brake caliper bracket delivers the confidence and safety needed for demanding applications.
Overall, the Detroit Axle rear right brake caliper bracket combines precise engineering, high‑quality materials, and extensive testing to provide a product that meets or exceeds original equipment standards. Its inclusion of a phenolic piston, robust construction, and a decade‑long warranty makes it a compelling choice for anyone looking to maintain or improve the braking performance of their Jeep Wrangler.
![[Product front view showing all components]](https://www.apollosbuy.store/wp-content/uploads/2026/06/0129e9af5d114ec28a2dba19b9252ab6.jpg)
Usage
This brake caliper bracket is ideal for a wide range of driving conditions. Off‑road enthusiasts will appreciate its ability to handle the heat generated during steep descents and rugged terrain, while city drivers benefit from its consistent stopping power in stop‑and‑go traffic. The bracket’s durability also makes it suitable for vehicles that frequently tow heavy loads, as the additional stress on the braking system is well‑managed by the reinforced design.
Owners who regularly perform maintenance on their Jeep Wrangler can replace the rear right brake caliper bracket as part of a routine brake service. The part’s compatibility with factory specifications means it can be swapped out without the need for custom machining or adapter plates, simplifying the service workflow and reducing downtime.
For performance‑oriented drivers, the phenolic piston’s superior heat resistance helps prevent brake fade during aggressive driving or track days. The bracket’s vented design further assists in dissipating heat, ensuring that brake performance remains stable even after repeated hard stops.
In climates with harsh winters, the corrosion‑resistant coating protects the bracket from road salt and moisture, extending the component’s service life. This makes the product a reliable choice for drivers who experience snow, ice, and frequent exposure to de‑icing chemicals.
Overall, the bracket is designed to meet the demands of both everyday commuters and adventure seekers, providing a versatile solution that enhances safety and reliability across diverse driving scenarios.
Why Choose Us
Detroit Axle has a long history of producing high‑quality automotive components, and this brake caliper bracket is no exception. The company’s commitment to rigorous quality control ensures that each part meets strict dimensional tolerances and material standards, delivering a product that performs reliably from day one.
The 10‑year warranty underscores the confidence Detroit Axle places in its engineering and manufacturing processes. Customers can purchase with peace of mind, knowing that any manufacturing defect will be addressed promptly and at no extra cost, reinforcing the brand’s dedication to long‑term support.
Each bracket undergoes a series of impact, wear, and fatigue tests that replicate real‑world driving conditions. These tests verify that the component can withstand the forces encountered during emergency braking, steep downhill runs, and heavy towing, providing assurance that the part will hold up under demanding circumstances.
Detroit Axle’s supply chain emphasizes sourcing premium steel and applying advanced coating technologies to protect against corrosion and wear. This focus on material excellence translates into a brake caliper bracket that resists rust, maintains structural integrity, and delivers consistent performance over many years of service.
Customer service is a core pillar of Detroit Axle’s business model. The company offers technical support, detailed installation guides, and responsive assistance for any questions that arise during the replacement process. This comprehensive support network helps ensure a smooth installation experience and long‑term satisfaction.
Key Features
- Direct OEM fit for Jeep Wrangler 2007‑2017 rear right brake, no modifications required
- Phenolic piston provides superior heat resistance and consistent braking performance
- High‑strength steel construction with corrosion‑resistant coating for long‑lasting durability
- 10‑year warranty and extensive impact, wear, and fatigue testing for peace of mind
- Dedicated customer support and detailed installation resources for hassle‑free replacement
FAQ
Is this brake caliper bracket compatible with the 2018 Jeep Wrangler JK?
Yes, the part is listed as a replacement for 2007‑2017 Jeep Wrangler models and explicitly includes the 2018 Jeep Wrangler JK, ensuring a direct fit without the need for adapters.
What does the phenolic piston improve compared to a standard metal piston?
The phenolic piston offers better heat dissipation and resistance to brake fluid degradation, which helps maintain consistent braking force during prolonged or aggressive braking situations, reducing the risk of brake fade.
How does the 10‑year warranty work?
The warranty covers any manufacturing defects for ten years from the date of purchase. If a defect is identified, Detroit Axle will provide a replacement part or repair at no additional cost, subject to the warranty terms.
Can I install this bracket myself, or do I need a professional mechanic?
While the bracket is designed for a straightforward replacement, it does require standard brake service tools and knowledge of brake system procedures. DIY enthusiasts with experience in brake work can install it, but professional installation is recommended for those unfamiliar with brake components.
What testing does Detroit Axle perform on this brake caliper bracket?
Each bracket undergoes impact, wear, and fatigue testing that simulates real‑world driving conditions, including high‑temperature braking, heavy loads, and off‑road stresses, to verify durability and performance before it reaches the market.





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