Dana Gear Fits 4 series spools with OE Carriers 3.54 to 4.10 & 1.120" Mounting Distance. These gear sets are Richmond brand and are 8620 "street gear" design that is compatible with your Dana 60/Strange 60 housing. 

Made from premium 8620 steel, providing excellent wear resistance and a longer service life compared to standard gear materials. Designed to handle higher horsepower while maintaining quiet operation, ideal upgrade for performance street builds, hot rods, or daily-driven vehicles

• 9 3/4" ring gear diameter
• 1.626" diameter pinion bearing stem
• 29 spline pinion
• 8620 material

Available in the following gear ratios:

• 3.73
• 4.10
• 4.56
• 4.88
• 5.13
• 7.17

Add On Gear Treatments:

• Supra-Fin Polish Ring Gear
• SUBZ - Subzero Treatment for Ring Gear
• PEEN-02 - Shot Peen Ring Gear
• LRG - Lighten Ring Gear