55-64 GM 55P Pass Power Lock Posi 3.73-Down Nitro Gear and Axle
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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. Details:
GM 55P, 55-64 GM Passenger, 17 Spline, 3.73-Down (3.91 Thick Gear), Nitro Power Lock Posi Unit
Ultimate Traction From A Limited Slip Differential
Highest Quality CNC Machined and Heat Treated Components
Differential: GM 55P
Gear Ratio: 3.73-Down
Axle Splines: 17
Ring Gear Bolts: 10 (Not Included)
Material: Cast Iron
Manufacturer: Nitro Gear and Axle
Assembled In The U.S.A.
Warranty: 1 Year
Sold As Each
Requires Positraction Additive which can be purchased separately.