TrakMotive FD-8138 CV Axle Shaft - Front Left

Overview of TrakMotive CV Axle Shaft FD-8138

The TrakMotive CV Axle Shaft FD-8138 is designed for reliable driveline performance in Ford and Mercury vehicles. Specifically compatible with Ford Explorer, Explorer Sport Trac, and Mercury Mountaineer models, this new axle shaft ensures proper fit and function for your vehicle's front-wheel drive system.

• Brand: TrakMotive
• Brand Line: CV Axle Shaft
• Part Number: FD-8138
• Compatible with Ford Explorer, Explorer Sport Trac, Mercury Mountaineer
• New, not remanufactured
• Neoprene boot material for durability
• Self-locking hex axle nut included (M22*1.5 thread size)
• Overall compressed length: 25.79 inches (655 mm)
• 27 splines on both inboard and outboard joints
• Inboard joint type: Male; Outboard joint type: Conventional

TrakMotive CV Axle Shaft Product Line Details

The TrakMotive CV Axle Shaft product line focuses on delivering new, high-quality constant velocity axle components engineered for direct replacement applications. This line emphasizes precise fitment and durable materials, such as neoprene boots and self-locking axle nuts, to maintain driveline integrity and reduce maintenance needs. The FD-8138 model exemplifies these standards with its robust construction and compatibility with select Ford and Mercury vehicles.

Technical Specifications and Features

The FD-8138 CV axle shaft features a neoprene boot that resists wear and environmental damage, extending the life of the joint. The axle nut included is a self-locking hex type with a 1 1/4 inch (31.8 mm) hex size and a thread size of M22*1.5, ensuring secure installation. The axle nut height measures 5/6 inch (21.2 mm), and the nut length is 1 1/3 inch (34.4 mm). Both the inboard and outboard joints have 27 splines, with the inboard joint designed as a male type and the outboard joint as conventional, providing a reliable connection to the drivetrain. The overall compressed length of 25.79 inches (655 mm) matches OEM specifications for proper fitment.

Applications and Common Issues Addressed

• Replacement for worn or damaged CV axle shafts on Ford Explorer, Explorer Sport Trac, and Mercury Mountaineer
• Eliminates clicking or popping noises during turns caused by failing CV joints
• Resolves vibration or shuddering issues related to axle shaft imbalance or wear
• Prevents grease leaks and contamination with durable neoprene boot
• Restores proper driveline function and vehicle handling

Installation Notes and Tips

• Ensure compatibility with vehicle make and model before installation
• Use the included self-locking hex axle nut (M22*1.5) for secure fastening
• Verify the axle shaft length and spline count match OEM specifications
• Inspect surrounding components such as wheel bearings and seals during replacement
• Torque axle nut to manufacturer’s recommended specifications to avoid premature wear

Quality Assurance and Warranty

The TrakMotive CV Axle Shaft FD-8138 is a new, direct replacement part manufactured to meet or exceed OEM standards. It includes a self-locking axle nut and is constructed with durable materials like neoprene for long service life. While specific warranty details are not provided, TrakMotive products typically come with manufacturer-backed quality assurance to support reliable performance in Ford Explorer, Explorer Sport Trac, and Mercury Mountaineer vehicles.