Nissan X-Trail 3.2 V6 4x4 Rear Axle Differential Diff 38420CA000 WARRANTY

Listing details

The differential is sold with a 90-day warranty! It was tested before removal and is in full working order.

Nissan X-Trail 3.2 V6 4x4 Rear Axle Differential Diff is an original drivetrain component designed for the rear axle in 4x4 petrol versions. This used differential ensures stable torque distribution to the rear wheels, supporting confident handling and predictable vehicle behavior in various road conditions. It is a solution for users who expect factory geometry and fitment without the need for modifications.

Specifications and technical data

• SKU: 38420CA000
• Mark: Nissan
• Condition: Used
• OEM Part Number: 38420CA000
• Substitutable numbers: 38420CA000
• Location on the vehicle: Rear
• Fuel type: Petrol
• Part type: Differential & Housing Assembly
• Category: Differentials

Purpose and function in the drivetrain

The presented rear axle differential operates in the vehicle's drivetrain with a V6 petrol engine and 4x4 system, responsible for controlled torque distribution between the rear wheels. A properly selected differential limits wheel slip, improves traction during acceleration, and stabilizes the driving path on surfaces with variable grip.

In combination with other drivetrain components, it ensures consistent system operation, which translates into predictable car reactions during city driving, highway travel, or light off-road use.

Benefits of using an original differential

Using a differential dedicated to a specific engine-drivetrain configuration allows you to maintain factory gear ratios and handling characteristics. Thanks to this:

• you maintain compliance with the manufacturer's specifications for the 4x4 system,
• you minimize the risk of improper fitment with half-shafts and the drive axle,
• you preserve predictable vehicle behavior during engine braking and acceleration,
• you reduce additional stress on other drivetrain components.

A used component with preserved internal structure is a sensible choice for repairs where the balance between cost and durability, as well as compliance with the factory design, is important.

Selecting a differential for driving style and vehicle configuration

When replacing the rear differential in a 4x4 vehicle, it is crucial to match the gear ratios to the existing drive axle and the operating characteristics of the petrol engine. This directly affects:

• engine RPM at constant speeds,
• acceleration dynamics,
• fuel consumption,
• operation of traction control systems.

To better understand the relationships between gear ratios, axle construction, and driving comfort, it is worth checking out our guide: Dismantled drive axles and differentials – how to choose gear ratios for your driving style. The article practically discusses definitions, gear ratio selection, and examples of applications in various configurations.

Condition, installation, and practical tips

The offered differential belongs to the Differentials category and is a used component, which in practice means an attractive price while maintaining the factory design. Before installation, a standard workshop procedure is recommended: checking clearances, verifying seals, and changing the oil in the system to ensure the longest and most stable operation of the component.

Professional installation at a specialized service center helps avoid issues with noise, excessive vibrations, or uneven tire wear. A correctly installed differential restores predictable vehicle behavior and improves driving comfort, especially in cars operated under load or in varied road conditions.

If you are planning a comprehensive repair or upgrade of the drivetrain area in your Nissan and need other components from the same group, such as front differentials, drive axles, or final drives, check out the available parts in the Nissan Differentials category.