ARB BP51 Shock Absorber Bypass

Jeep Wrangler 18-23 6.4L/3.6L/3.0L EcoDiesel/2.0L

Part #: BP5160034R

Overview

The ARB BP51 Rear Right Shock Absorber is a premium suspension upgrade engineered specifically for Jeep Wrangler JL models from 2018 through 2023. Developed by ARB’s Old Man Emu division, this shock absorber blends advanced racing technology with everyday drivability, delivering superior ride comfort and enhanced off-road performance. Designed for Jeep enthusiasts who demand precise chassis control and improved handling, the BP51 offers a customizable suspension experience that excels both on rugged trails and city streets.

Built to withstand the harshest Australian off-road conditions, the BP51 features a position-sensitive bypass design with a remote reservoir that dynamically adapts to varying terrain and driving styles. This shock absorber elevates your Jeep Wrangler’s suspension capabilities, providing a balanced and controlled ride without sacrificing on-road comfort.

Key Features

The ARB BP51 Shock Absorber incorporates cutting-edge technology and premium materials to deliver outstanding durability and performance. Key features include:

• 51mm diameter bypass design for precise damping control
• Position-sensitive bypass technology for tailored compression and rebound
• Remote reservoir enhances heat dissipation and maintains consistent performance under extreme conditions
• Adjustable rebound and compression settings for a fully customizable ride
• Constructed from lightweight 6061 T6 aluminum with Type 3 40-micron hard anodizing for corrosion and stone damage resistance
• Direct bolt-on fitment requiring no vehicle modifications
• Extensively tested in Australia’s toughest off-road environments
• Manufactured in-house by ARB to ensure the highest quality standards

Construction & Design

The BP51 shock absorber is crafted from premium 6061 T6 aluminum, chosen for its exceptional strength-to-weight ratio and superior heat dissipation properties. Both the shock body and remote reservoir are finished with a Type 3 hard anodized coating, providing a durable 40-micron thick protective layer that resists corrosion and stone impacts, ensuring long-lasting performance in rugged off-road conditions.

ARB’s in-house manufacturing process employs advanced machinery and rigorous quality control to produce components with precise tolerances and consistent performance. The remote reservoir design not only improves cooling efficiency but also increases oil capacity, reducing fade during extended off-road use and maintaining optimal damping characteristics.

Installation & Fitment

The ARB BP51 Rear Shock Absorber is designed for direct bolt-on installation on 2018–2023 Jeep Wrangler JL models equipped with 2.5" to 3.5" lifts. Compatible with popular trims including Rubicon, Sahara, Sport, Willys, and special editions such as the 80th Anniversary and Freedom editions, this shock absorber fits perfectly with the Wrangler’s suspension geometry. No vehicle modifications are necessary, making installation straightforward for professional installers or experienced enthusiasts.

What's Included

• One ARB BP51 Rear Right Shock Absorber
• Remote reservoir assembly
• Adjustable rebound and compression settings
• Mounting hardware (if applicable)
• Installation instructions

Ideal For

The ARB BP51 Shock Absorber is ideal for Jeep Wrangler owners who demand superior suspension performance both on and off the road. It is perfect for drivers who frequently tackle challenging terrain such as rock crawling, desert runs, and trail riding, while still requiring a comfortable and controlled ride for daily driving. Enthusiasts looking to fine-tune their suspension setup to match specific driving styles or load conditions will benefit greatly from the adjustable damping features.

ARB is a globally recognized off-road and overlanding brand that builds hard-use equipment for trucks, SUVs, and adventure rigs. From bumpers, roof racks, and protection gear to its well-known Old Man Emu suspension systems, ARB focuses on durability, fitment, and real-world trail performance for drivers who push beyond pavement.