Bilstein B8 8100 Series Shock Absorber

2018–2024 Jeep Wrangler JL 2.0L Turbo, 2.5L, 2.5L I4, 3.0L EcoDiesel, 3.6L V6, 3.8L V6, 4.0L I6, 6.4L 392

Part #: 25-330632

Overview

The Bilstein B8 8100 Series Shock Absorber is engineered specifically for the rear left position of lifted Jeep Wrangler JL models from 2018 to 2024. Designed to accommodate 2 to 3-inch rear lifts, this shock absorber delivers superior handling and ride comfort on and off-road. Ideal for Jeep enthusiasts who demand enhanced suspension performance without sacrificing durability, the B8 8100 offers a direct-fit solution that maintains factory mounting points for hassle-free installation.

Built to withstand the rigors of lifted trucks and SUVs, this shock absorber provides consistent, fade-free damping control, allowing you to confidently tackle rough terrain while maintaining vehicle stability and comfort.

Key Features

The Bilstein B8 8100 Series Shock Absorber combines advanced engineering with durable materials to optimize your Jeep Wrangler’s suspension performance. Key features include:

• Large 60mm bore monotube design for increased oil volume and superior heat dissipation
• Velocity sensitive digressive valve technology tuned specifically for Jeep Wrangler JL applications
• Remote or piggyback reservoir for enhanced fluid capacity and consistent damping under extreme conditions
• Aerospace-quality billet components for exceptional strength and longevity
• Direct-fit design compatible with 2-3" rear lift kits, requiring no modifications
• Non-adjustable damping optimized for balanced comfort and control
• Durable EVO Grey finish for corrosion resistance and a sleek appearance
• Smooth body design (non-coilover) for reliable performance and easy installation
• Limited 2-year warranty for peace of mind

Construction & Design

The Bilstein B8 8100 shock absorber features a robust 60mm internal diameter monotube body constructed from aerospace-grade billet aluminum components. This large bore design increases oil volume, which helps control heat buildup during extended off-road use or aggressive driving. The smooth body finish reduces wear and enhances durability, while the integrated remote reservoir ensures consistent damping performance by maintaining optimal fluid pressure and temperature.

Each shock is precision-engineered with velocity sensitive digressive valves that adapt to changing road conditions, providing a smooth ride over rough terrain without sacrificing control. The non-adjustable damping is specifically tuned for lifted Jeep Wrangler JL models, delivering a perfect balance between comfort and handling.

Installation & Fitment

The Bilstein B8 8100 Rear Left Shock Absorber is a direct replacement for the factory rear left shock on Jeep Wrangler JL models equipped with 2 to 3-inch rear lift kits. Installation is straightforward and requires no special tools or modifications, preserving the vehicle’s original mounting points. This ensures a hassle-free upgrade that maintains proper suspension geometry and ride height.

Compatible with a wide range of Jeep Wrangler JL engines including 2.0L Turbo, 2.5L, 2.5L I4, 3.0L EcoDiesel, 3.6L V6, 3.8L V6, 4.0L I6, and 6.4L 392, this shock absorber is engineered to meet the specific demands of each powertrain configuration.

What's Included

• One Bilstein B8 8100 Series Rear Left Shock Absorber (60mm bore)
• Integrated remote reservoir
• Limited 2-year manufacturer warranty documentation

Ideal For

This shock absorber is ideal for Jeep Wrangler JL owners who have installed a 2 to 3-inch rear lift and seek improved suspension performance for daily driving, off-road adventures, and trail riding. It is perfect for enthusiasts who want enhanced ride comfort, better heat dissipation, and superior control over rough terrain without compromising reliability or requiring complex adjustments.

Bilstein is a cornerstone name in performance suspension, known for high-quality dampers and suspension systems tuned for everything from street handling to aggressive off-road use. With dedicated Street Performance offerings and motorsport-inspired development, Bilstein shocks and coilovers are built to deliver consistent control, better ride quality, and confidence when you’re pushing the pace—on-road or off.