SPL Parts PRO Solid Differential Bushings

Part #: SPL SDB S14

Overview

The SPL Parts PRO Solid Aluminum Differential Mounting Bushings (SDB) are designed to replace the stock rubber bushings on the differential pumpkin of select Nissan models. Specifically engineered for the 1989-1994 Nissan Skyline (R32) and compatible with various rear differential setups, these bushings are ideal for enthusiasts seeking improved drivetrain stability. Crafted from high-quality 6061-T6 billet aluminum, they provide a durable, precise fit that enhances the connection between the differential and the subframe. By eliminating the stock mushy rubber components, these bushings help reduce wheel hop and improve power transfer, resulting in more responsive handling and a more direct driving feel. Whether you're upgrading your Skyline or adapting different rear differential pumpkins to your S13 chassis, these bushings support a solid, reliable connection that withstands aggressive driving conditions. They are designed to support your vehicle’s performance by minimizing unwanted movement and ensuring consistent power delivery, making them a valuable upgrade for street and track use alike.

Key Features

These PRO Solid Aluminum Differential Bushings feature a precision CNC-machined construction from 6061-T6 billet aluminum, ensuring a perfect fit and long-lasting durability. The solid design eliminates the compliance of rubber bushings, providing a more direct and responsive feel during acceleration and cornering. Their lightweight yet robust aluminum construction helps support improved drivetrain response without adding unnecessary weight. The bushings are engineered to withstand high loads and harsh conditions, maintaining their integrity over time. Designed for straightforward installation, they are a reliable upgrade for those looking to enhance vehicle handling and stability.

Construction & Design

Manufactured from high-grade 6061-T6 billet aluminum, these bushings are CNC-machined for precise dimensions and a smooth finish. The solid aluminum construction ensures maximum durability and resistance to deformation, providing a stable mounting point for the differential. The design focuses on reducing unwanted movement and vibrations, supporting a more engaged driving experience.

Installation & Fitment

Installation involves replacing the stock rubber bushings with these solid aluminum units, typically requiring basic tools and mechanical knowledge. Fitment should be verified against your specific vehicle model and part number to ensure compatibility. Proper installation is crucial for optimal performance and safety.

What’s Included

The package includes a set of solid aluminum differential bushings designed specifically for the 1989-1994 Nissan Skyline (R32) and compatible models, ready for installation. Hardware or additional components are not included and may need to be sourced separately depending on your vehicle’s setup.