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USA Standard Gear Ring and Pinion Gear and Differential Combos ZGK2255
Part Number: SPZ-10710
USA Standard Gear Ring and Pinion Gear and Differential Combos
Combo, Differential, Dura Grip, Ring and Pinion, 4.56:1 Ratio, Install Kit, GM 9.5 in., 33 Spline, Kit
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Estimated Ship Date: Apr 20, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
ZGK2255
Part Type:
Product Line:
Summit Racing Part Number:
SPZ-10710
UPC:
883584107101
Differential Case Design Type:
GM 9.5 in.
Aftermarket Carrier Style:
Clutch-type
Axle Shaft Spline Quantity:
33
Ring and Pinion Ratio:
4.56:1
Cover Bolts:
12
Ring Gear Bolts:
12
Pinion Spline Count:
27
Ring Gear Rotation:
Standard
Ring Gear Teeth:
41
Pinion Gear Teeth:
9
Ring Gear Diameter (in.):
9.500 in.
Pinion Shaft Diameter (in.):
1.875 in.
Cover Gasket Included:
No
Pinion Shims Included:
Yes
Carrier Shims Included:
Yes
Crush Sleeve Included:
Yes
Pinion Seal Included:
Yes
Pinion Nut Included:
Yes
Ring Gear Bolts Included:
Yes
Head Bearing Included:
Yes
Tail Bearing Included:
Yes
Carrier Bearings Included:
Yes
Axle Seals Included:
Yes
Axle Bearings Included:
Yes
Friction Modifier Included:
No
Differential Oil Included:
No
Quantity:
Sold as a kit.
USA Standard Gear Ring and Pinion Gear and Differential Combos
USA Standard Gear ring and pinion and differential combos save time and money by including everything you need in one simple part number. Quick Kits feature a USA Standard ring and pinion gear set, Master Install Kit with high-quality Koyo bearings, and required small parts to get vehicles back on the road quickly. The gear and install kits include axle bearings and seals. Many of these combo kits include Dura Grip differentials, depending on application. Order the USA Standard Gear ring and pinion gear and differential combo designed to fit your application.
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