Range Rover L405 Control Arm Wishbone Rear Left N/S CPLA-5K976-AE

The Range Rover L405 Rear Left Trailing Arm is an original suspension component designed for the rear axle on the driver's side. As part of the Control Arms and Ball Joints group, it ensures precise wheel control, stable cornering, and predictable suspension performance in everyday use.

Specifications and technical data

• SKU: LR037700
• Mark: Range Rover
• Condition: Used
• OEM Part Number: LR037700
• Substitutable numbers: LR037700, CPLA5K976AE, CPLA-5K976-AE
• Location on the vehicle: Rear, Left
• Part type: Control Arm Kit
• Category: Control Arms, Ball Joints & Assemblies

Purpose and Function in the Suspension

The presented rear left trailing arm is dedicated to Range Rover L405 models and operates in the rear part of the vehicle on the left side. It is responsible for maintaining correct wheel geometry, controlling toe-in/out, and body stability during acceleration, braking, and encountering uneven surfaces.

This component transfers loads from the wheel to the body, working in conjunction with other multi-link suspension components. A correctly selected and functional trailing arm limits unwanted wheel movements, reduces tire wear, and improves ride comfort, which is particularly important in a heavy, luxurious SUV like the Range Rover.

Construction and Mounting Fitment

The trailing arm is designed as a factory component of the L405 suspension structure, ensuring correct mounting points to the body and wheel hub. The appropriate arm geometry guarantees compatibility with standard elements such as shock absorbers, springs, and the anti-roll bar.

As part of the Control Arms and Ball Joints category, it utilizes integrated ball joints and metal-rubber bushings (depending on the specific version), allowing for controlled suspension travel while damping vibrations. This maintains the characteristic balance between comfort and steering precision for the Range Rover.

Benefits of Using an Original Trailing Arm

Using the original rear left trailing arm in a Range Rover L405 allows for the preservation of the vehicle's factory handling parameters. This is particularly important in vehicles equipped with advanced traction and stability control systems that rely on correct suspension geometry.

• maintaining predictable vehicle behavior in emergency situations,
• reducing excessive tire wear resulting from incorrect geometry,
• stable handling at higher speeds,
• better cooperation with factory chassis settings.

Consequently, replacing a worn component with the correct rear left trailing arm restores the vehicle's original driving characteristics, contributing to safety and user comfort.

Condition and Service Application

The offered trailing arm is used, making it an attractive solution for economical repairs where maintaining the original construction at a reasonable service cost is a priority. It is a good option for situations requiring a quick replacement after mechanical damage or for geometry correction after a collision.

The component is intended for installation in the rear of the vehicle on the left side. Therefore, when planning repairs, it is advisable to check the condition of the other trailing arms and ball joints on the rear axle to avoid uneven wear and the need for re-alignment in a short period.

Comprehensive Suspension Service and Additional Materials

If you are planning a comprehensive repair or upgrade of the suspension area in your Range Rover and need other parts from the same group, such as additional control arms, ball joints, or mounting elements, check the available parts in the Range Rover Control Arms and Ball Joints category.

To better understand the relationships between individual suspension components and their impact on driving safety, it is worth reading the guide Suspension System – A Comprehensive Guide to Shock Absorbers, Control Arms, and Stabilizers, which explains the practical aspects of diagnosing and operating these components in an accessible way.