Buy Brake Rotor, Rear, KJ, TJ (52128411AB)

The Brake Rotor, Rear, KJ, TJ (52128411AB) is a crucial component of the braking system

designed for Jeep Liberty (KJ) and Jeep Wrangler (TJ) models equipped with rear disc

brakes. This rotor is mounted on the rear axle and works in conjunction with the brake

caliper and pads to provide reliable stopping power, stability, and heat dissipation during

braking operations. It is commonly identified by OEM part hnumber 52128411AB, which replaces the earlier version 52128411AA

This rear brake rotor is specifically engineered to fit Jeep Liberty models from 2003 to 2007

and Jeep Wrangler TJ models from 2003 to 2006. It is compatible with a variety of engine

configurations, including 2.4L, 2.5L diesel, 2.8L diesel, and 3.7L V6 engines, making it a

versatile replacement part across multiple Jeep platforms. The rotor is designed as a direct

replacement, ensuring proper fitment hwithout the need for modifications, and it can be installed on either the left or right rear wheel.

Constructed as a one-piece cast rotor, the 52128411AB

Constructed as a one-piece cast rotor, the 52128411AB is built from high-quality metal alloys

that provide excellent strength, durability, and resistance to heat. During braking, the rotor

absorbs and dissipates heat generated by friction between the brake pads and the rotor

surface. This heat management is critical for preventing brake fade and maintaining

consistent braking performance, especially under heavy use or demanding driving conditions.

The rotor typically weighs around 5.8 kg to 13 lbs, depending on the manufacturer, reflecting its solid construction and ability to withstand repeated stress. It is often produced by trusted manufacturers such as Mopar and Crown Automotive, both known for delivering parts that meet or exceed original equipment standards.  Many aftermarket versions also include warranties, offering added assurance of quality and reliability.

Installation of the rear brake rotor is considered moderately difficult and usually takes one to two hours with proper tools and experience. (Quadratec.com) During replacement, it is recommended to inspect or replace related components such as brake pads and calipers to ensure optimal performance and even wear.

Overall, the Brake Rotor, Rear, KJ, TJ (52128411AB) is an essential part of the braking system, delivering dependable performance, durability, and safety for Jeep vehicles across a wide range of driving conditions.