J.C. Whitney JRV28370001 Front Wheel Hub Assembly 5-Lug OEM Replacement 313406040

The J.C. Whitney JRV28370001 is an OEM-replacement front wheel hub assembly engineered for Volvo S40, C30, and C70 models. Designed as a direct-fit replacement for Volvo OEM part number 313406040, this hub assembly restores proper wheel bearing function and maintains the structural integrity of the front suspension system.

This hub assembly features a 5-lug bolt pattern and is compatible with both driver and passenger side front positions — a symmetrical design that simplifies parts ordering and inventory. It is engineered to meet or exceed original equipment specifications for fit, form, and function.

Key Features:

• Direct OEM replacement for Volvo part number 313406040
• 5-lug wheel stud configuration
• Fits front driver and passenger side positions (RH = LH)
• Engineered to restore proper wheel bearing operation and ABS encoder ring function
• Ball bearing design, Generation 2 hub assembly
• Wheel stud size: M12 x 1.5
• Bolt circle diameter: 108 mm (4.25 in)
• Flange diameter: 131 mm (5.17 in)
• Wheel pilot diameter: 63 mm (2.49 in)
• Brake pilot diameter: 64 mm (2.5 in)
• Spline quantity: 36

Replacement of the front wheel hub assembly may be necessary when experiencing symptoms such as wheel bearing noise, vibration, an illuminated ABS warning light, or traction control issues. This J.C. Whitney replacement unit delivers a reliable, cost-effective solution for restoring safe, smooth operation.