Dana Spicer 45720 Drive Axle Shaft Bolt - Rear

Reliable Drive Axle Shaft Bolt for Chevrolet, Dodge, Ford, and GMC

The Dana Spicer FSGR 45720 Drive Axle Shaft Bolt is engineered to provide secure fastening for driveline components in a range of heavy-duty vehicles. Designed with a Grade 8 construction and a self-locking hex head, this bolt ensures durability and reliable performance in demanding applications.

• Grade 8 high-strength steel for enhanced durability
• Hex head style for easy installation and removal
• 1.375 inches length under the head for precise fitment
• Self-locking feature to prevent loosening under vibration
• Thread size of .437-14 for compatibility with specific axle shafts

About the Dana Spicer FSGR Product Line

The FSGR line from Dana Spicer focuses on hardware, fasteners, and fittings designed specifically for driveline and axle applications. This product line emphasizes strength and reliability, making it suitable for heavy-duty trucks and vans. The 45720 Drive Axle Shaft Bolt is part of this line, offering a robust solution for securing axle shafts in commercial and utility vehicles.

Technical Details and Compatibility

The 45720 Drive Axle Shaft Bolt features a Grade 8 rating, indicating a high tensile strength suitable for heavy-duty use. The hex head design allows for straightforward torque application using standard tools. With a length of 1.375 inches under the head and a thread size of .437-14, this bolt fits securely in the axle assembly. The self-locking attribute helps maintain bolt tension, reducing the risk of loosening due to road vibrations or heavy loads.

Compatible Vehicles and Applications

• Chevrolet models including B300, B350, C30, C3500, and others
• Dodge Ram 2500, Ram 3500, and related van models
• Ford E-Series vans such as E-150, E-250, E-350, and F-350 Super Duty trucks
• GMC trucks including K30, K3500, W250, and W350

Common Issues Addressed by This Drive Axle Shaft Bolt

• Preventing axle shaft loosening under heavy load conditions
• Maintaining secure driveline connections in commercial vehicles
• Reducing vibration-related fastener failures
• Ensuring proper torque retention in axle assemblies
• Replacing worn or damaged axle shaft bolts for safety

Installation Notes and Tips

When installing the Dana Spicer FSGR 45720 bolt, ensure the mating surfaces are clean and free of debris. Use a calibrated torque wrench to apply the manufacturer-recommended torque to avoid over-tightening or under-tightening. The self-locking feature eliminates the need for additional locking compounds, but verify bolt tension periodically during maintenance intervals.

Quality Assurance and Warranty

Dana Spicer manufactures the FSGR 45720 Drive Axle Shaft Bolt to meet stringent quality standards for driveline components. The Grade 8 construction and self-locking design contribute to long service life and reliable performance. Warranty details are provided by Dana Spicer and typically cover manufacturing defects; consult Dana Spicer documentation for specific warranty terms.