PEM Center Section - 5.29 Ratio - 31 Spline - Steel - Spool- Ford 9" DX2125K Highest Linearity and Guaranteed Rate

Highest Linearity and Guaranteed Rate - Consistency Within 2% Of Advertised Rate

800 in Dog Leg Port

Includes Mounting Hardware and Installation Instructions

2-Layer High Quality Aramidic Lightweight Nomex

These smaller chips also have excellent heat dissipation characteristics

PEM Center Section - 5.29 Ratio - 31 Spline - Steel - Spool- Ford 9" DX2125K Highest Linearity and Guaranteed RateProduct Description: Differential Case Assembled 5. 29 Ratio 31 Spline Steel Spool Natural Ford 9 in Sold Individually PEM Racing (Performance Engineering and Manufacturing) offers a wide selection of quick change gear sets, ring and pinion gears, differential cases, and other rear end components.