Air Lift Performance Rear Kit

Part #: 78686

Overview

The Air Lift Performance Rear Kit for the 2019-2023 Lexus ES300h is a high-quality adjustable air spring system designed to enhance load support and ride stability. Specifically engineered for vehicles that require reliable rear load leveling, this kit is ideal for drivers who frequently tow, haul heavy loads, or seek improved ride comfort under varying weight conditions. The LoadLifter 5000 ULTIMATE features an internal jounce bumper within each spring, providing additional cushioning and protection during aggressive driving or heavy loads. This system helps maintain a level stance, improves handling, and ensures a smooth, controlled ride even when carrying substantial weight. Designed for those who demand durability and performance, this kit integrates seamlessly with your vehicle’s existing suspension components. It offers a versatile solution for maintaining ride height, enhancing safety, and increasing load capacity without sacrificing comfort or handling characteristics. Whether for daily driving, towing, or hauling, this air spring kit provides a practical upgrade that supports your vehicle’s load-carrying capabilities while maintaining a comfortable ride quality.

Key Features

This LoadLifter 5000 ULTIMATE kit is built with premium materials and innovative design features to deliver reliable performance and long-lasting durability. Its key features include:

• Heavy-duty air springs with internal jounce bumpers for enhanced ride comfort and protection
• Supports up to 5,000 lbs. of rear load leveling capacity
• Adjustable air pressure for customized ride height and load support
• Compatible with in-bed hitches for versatile towing and hauling
• Seamless integration with existing suspension components for a clean, OEM-like fit
• Durable construction designed to withstand harsh road conditions and heavy use
• Helps maintain vehicle stability and handling under load

Construction & Design

The LoadLifter 5000 ULTIMATE features robust, high-quality rubber and reinforced steel components, engineered for maximum durability and performance. The internal jounce bumper is crafted to absorb shocks and reduce stress on the suspension, providing a smoother ride and protecting the air springs from damage during aggressive driving or heavy loads. The design ensures a secure fit and reliable operation over time, even in demanding conditions.

Driving Feel & Feedback

This air spring kit helps your vehicle maintain a level stance, improving handling and stability when carrying heavy loads or towing. The adjustable nature allows you to fine-tune ride height, resulting in a more confident driving experience. The internal jounce bumper contributes to a softer, more controlled ride, reducing harshness and enhancing overall comfort.

Installation & Fitment

Installation involves mounting the air springs to the rear suspension and connecting the air lines to a compatible compressor system. While designed for straightforward installation, professional setup is recommended to ensure proper fitment and optimal performance. Fitment should be verified against your vehicle’s specifications and the part number provided.

What’s Included

The package includes all necessary air springs, brackets, hardware, and fittings required for installation, along with detailed instructions to facilitate a successful upgrade.