Detroit Locker Differential - 35 Spline - 4.56 Ratio and Up - 9.75 in - Dana 60 4704021-20 92 and Up Ring Gear

92 and Up Ring Gear Pinion Ratio

Angled spark plugs for superior combustion

There's even room enough to accommodate a dual feed fuel line

53 bolt spacing using 5/16 bolts

Features integrated oil fill neck with included billet aluminum oil fill cap (Holley P/N 241-225)

Detroit Locker Differential - 35 Spline - 4.56 Ratio and Up - 9.75 in - Dana 60 4704021-20 92 and Up Ring GearDetroit Locker Differential 225SL29A 35 Spline 1. 50 in. Axle Shaft Diameter 4. 56 and Up Ring Gear Pinion Ratio Dana 60HD Most Durable Dependable Maximizes Traction Engineered To Keep Both Wheels In Drive Mode Choice Of Professionals Off Road Enthusiasts The legendary Detroit Locker began the revolution in performance differentials and still leads the industry today as an Eaton brand. The Detroit Locker is the most durable and dependable locking