BCA WE61771 Wheel Bearing and Hub Assembly - Rear

Overview of BCA Wheel Bearing and Hub Assembly WE61771

The BCA Wheel Bearing and Hub Assembly WE61771 is engineered for reliable driveline performance in select Subaru models. Designed to meet precise specifications, this assembly supports smooth wheel rotation and integrates with the vehicle's anti-lock braking system for enhanced safety.

• Compatible with Subaru Crosstrek, Forester, Impreza, and XV Crosstrek
• 27 spline quantity for secure axle engagement
• 5 wheel studs with M12x1.25 size for robust wheel mounting
• Modified rectangular flange shape with 4 bolt holes
• Includes ABS encoder for anti-lock braking system functionality
• Flange offset of 66.5 mm (2.618 inches) for proper fitment
• Knuckle bolt circle diameter of 104.9 mm (4.129 inches) with M12x1.25 bolt hole size
• Bolt circle diameter of 100 mm (3.937 inches)
• Brake pilot diameter of 58 mm (2.283 inches) and wheel pilot diameter of 56 mm (2.204 inches)

Technical Details and Specifications

The BCA WE61771 wheel bearing and hub assembly features a 27-spline axle interface designed to fit driven wheels on compatible Subaru vehicles. The assembly includes a modified rectangular flange with four bolt holes and five M12x1.25 wheel studs, ensuring secure attachment to the wheel and knuckle. The flange offset measures 66.5 mm (2.618 inches), which aligns with the vehicle’s suspension geometry for proper wheel positioning.

This assembly also incorporates an ABS encoder type sensor, supporting the vehicle’s anti-lock braking system for improved braking control. The knuckle bolt circle diameter is 104.9 mm (4.129 inches), matching the knuckle mounting points, while the brake pilot diameter of 58 mm (2.283 inches) and wheel pilot diameter of 56 mm (2.204 inches) ensure precise alignment of brake components and wheels.

Compatible Subaru Models and Applications

This wheel bearing and hub assembly is compatible with the following Subaru models:

• Subaru Crosstrek
• Subaru Forester
• Subaru Impreza
• Subaru XV Crosstrek

It is designed specifically for driven wheels, making it suitable for front or all-wheel-drive configurations depending on the vehicle model.

Common Issues Addressed by This Assembly

• Eliminates wheel bearing noise caused by wear or damage
• Restores proper wheel alignment and reduces vibration
• Ensures accurate ABS sensor readings for braking safety
• Prevents wheel looseness due to worn studs or flange damage
• Maintains correct flange offset to avoid premature tire wear

Installation Notes and Tips

• Verify vehicle compatibility with Subaru Crosstrek, Forester, Impreza, or XV Crosstrek before installation
• Use proper torque specifications for flange bolts and wheel studs to ensure secure fitment
• Inspect related suspension and brake components during installation for wear or damage
• Ensure ABS sensor connector is properly engaged to maintain system functionality
• Professional installation is recommended to maintain vehicle safety and performance

Quality Assurance and Warranty

The BCA WE61771 wheel bearing and hub assembly is manufactured to meet OEM standards for fit, form, and function. It undergoes rigorous quality control to ensure durability and reliable performance. While specific warranty details may vary, BCA typically offers coverage against defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.