HS-Series American Made Performance Ford 9 Inch 3.50 HS Rear Gear $3,253.95 Ford 9 Inch 3.25 HS Rear Gear $3,253.95 Ford 9 Inch 4.11 HS Rear Gear $3,253.95 Ford 9 Inch 3.89 HS Rear Gear $3,253.95 Ford 9 Inch 3.70 HS Rear Gear $3,253.95 Ford 9 Inch Internal Oil Pump Option $825.00 REAR GEAR TECHNICAL DOCUMENTS News & Events Customer Spotlight Event Recap News Press Release Uncategorized Shop GearFX Select a category Engine Heater Spal Fans and Accessories Spal Fans 10 inch 16 inch 8 inch 14 inch 13 inch 11 inch 6 inch 12 inch 4 inch 9 inch 7 inch 5 inch 15 inch Spal Fan Accessories Variable 2 Outlet Apparel Lubricants Jiffy-Tite Fittings Rear Gear Assemblies Hammerhead 90-200XX 90-300XX 90-100XX Rear Gear Components Ring and Pinions Housings and Components Housing Components Housings Variable 1 Intercomp Scales Driveshafts and Components Driveshaft Components Driveshafts