Nitro Gear and Axle strives to provide the highest quality differential components available. We take the steps necessary to ensure our parts are dependable. Our product range is continually growing to meet the needs of consumers for new ratios and applications. At Nitro we know differentials, and know what it takes to provide you with high quality components. Available as an Empty (bare) unit or as a Loaded unit assembled with spider gears and cross bar.
Details:

Dana S135/S150, Ford F550, Flange Half, 3.38-3.73 Gear Ratios, Nitro Standard Open Carrier Case (Empty)
Differential: Dana S135, S150
Gear Ratio: 3.38-3.73
Axle Splines: (Empty)
Ring Gear Bolts: 12 (Not Included)
Material: Cast Iron
Manufacturer: Nitro Gear and Axle
Warranty: 1 Year
Sold As Each
Tech Note:
3.38-3.73 Gear Ratios
Fits Vehicles:

Ford F550
Chevrolet C4500/C5500
GMC C4500/C5500