Performance Eng CSFS62031 Ford 9 Inch Center Section Assembly 6.20 Ratio 31 Spline Full Spool

The Performance Engineering CSFS62031 is a complete assembled center section for Ford 9-inch rear ends, designed for racing and high-performance applications. This ready-to-install third member features a 6.20:1 gear ratio with a full steel spool for maximum traction.

Key Features:

• Complete assembled center section ready to install
• 6.20:1 gear ratio for optimal acceleration in racing applications
• Full-size steel spool with 31-spline configuration
• Nodular iron case and pinion support for exceptional strength
• Competition-grade ring and pinion gearset
• 1310 forged steel yoke included
• Premium bearings and solid pinion spacer
• Natural steel finish

The full spool design provides 100% power transfer to both axles simultaneously, making this an ideal choice for drag racing, circle track, and other competitive motorsports applications. PEM Racing components are engineered with over 25 years of experience in high-performance driveline manufacturing. Note that spools are not recommended for street use due to increased drivetrain stress and reduced maneuverability.