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USA Standard Gear Ring and Pinion Gear and Differential Combos ZGK2115
Part Number: SPZ-10828
USA Standard Gear Ring and Pinion Gear and Differential Combos
Ring and Pinion Gears,USA Standard 11.5" AAM, 3.73 Ratio Rear Ring & Pinion GearInstall Kit 30 Spline Yukon Dura Grip Limited Slip Positraction, with
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Estimated Ship Date: Oct 22, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
ZGK2115
Part Type:
Product Line:
Summit Racing Part Number:
SPZ-10828
UPC:
883584108283
Differential Case Design Type:
AAM/Chrysler/GM 11.5 in.
Aftermarket Carrier Style:
Clutch-type
Axle Shaft Spline Quantity:
30
Ring and Pinion Ratio:
3.73:1
Cover Bolts:
14
Ring Gear Bolts:
12
Pinion Spline Count:
30
Ring Gear Rotation:
Standard
Ring Gear Teeth:
41
Pinion Gear Teeth:
11
Ring Gear Diameter (in.):
11.500 in.
Pinion Shaft Diameter (in.):
2.005 in.
Cover Gasket Included:
No
Pinion Shims Included:
Yes
Carrier Shims Included:
No
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:
No
Axle Bearings Included:
No
Friction Modifier Included:
No
Differential Oil Included:
No
Quantity:
Sold as a kit.
Notes:
Kit includes NP673386/NP516549 inner pinion bearing and race with a 4.375 in. O.D.
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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