Availability
1979 GMC K2500 Differential & Rear-End Components
Gear, Ring and Pinion, EXCel, 4.56:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set
Part Number: RMG-GM85456
Estimated Ship Date: Today
Estimated Ship Date: Today
Bearing Race, Pinion, 3.250 in. Diameter, Each
Part Number: TMK-M802011
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Carrier Bearing, Rear, Steel, 2.250 in. Diameter, Chevy, GMC, Dodge, Mercedes-Benz, Workhorse
Part Number: TMK-387AS
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion, Master Installation Kit, GM, 10.5 in., 14-Bolt, Kit
Part Number: MGR-R14RMKHT
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 3.07:1 Ratio, Dana 44, Standard Rotation, Set
Part Number: MGR-D44-307
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 4.56:1 Ratio, GM, 8.5/8.6 in., Set
Part Number: MGR-G885456
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Shims, Carrier Type, 2.25 in. I.D., 3.00 in. O.D., Steel, Dodge, Ford, GM, Hummer, Isuzu, Jeep, Lincoln, Mazda, Mercury, Saab, Kit
Part Number: MGR-SS12
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Cover, 14-bolt, Nodular Iron, Black Powdercoated, GM 10.5 in. (14-bolt), Chevrolet, GMC, Each
Part Number: YGA-29105
Estimated Ship Date: Today
Estimated Ship Date: Today
Crush Sleeve Eliminator Kit, Steel Spacer, Pinion Shims, GM 10.5 in. (14-bolt), Kit
Part Number: YGA-55067
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Gears, 3.73:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 10.5 in. (14-bolt), Set
Part Number: YGA-24134
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Spider Gear Kit, Open Differential, Dana 44, 30 Spline, Kit
Part Number: YGA-16077
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential, Auburn, Locker, Select-A-Loc, 35-Spline, Dana 60, 10-Bolt, Each
Part Number: AUB-545022
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Ring and Pinion Gear, 4.56:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set
Part Number: SPZ-36218
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 4.88:1 Ratio, 1.625 in. Pinion, 30 Spline, 8.500 in. Ring Gear, GM 8.5/8.6 in., Set
Part Number: YGA-24162
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 3.23:1 Ratio, 1.625 in. Pinion, 30 Spline, 8.500 in. Ring Gear, GM 8.5/8.6 in., Set
Part Number: YGA-24493
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Installation Kit, Master Kit, GM, 9.5 in., 14-Bolt, Kit
Part Number: MGR-R9-5GRMKT
Estimated Ship Date: Today
Estimated Ship Date: Today
Spool, Mini, Steel, 30-spline, 10-bolt, GM 8.5 in., Each
Part Number: YGA-32233
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 4.11:1 Ratio, 1.375 in. Pinion, 26 Spline, 8.500 in. Ring Gear, Dana 44, Set
Part Number: YGA-24033
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, EXCel, 3.08:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set
Part Number: RMG-GM85308
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Parts Kit; Open Differential; Includes 28-Spline Side And Pinion Gears/Washers/Pinion Shaft /Bolt
Part Number: MGR-GM10-BI
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 4.56:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set
Part Number: MGR-GM10-456
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Gear, 4.11:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set
Part Number: SPZ-36216
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Spartan Differential Locker, GM 8.5 in., 28-spline Axle, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each
Part Number: SPZ-17040
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 4.30:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set
Part Number: MGR-GM10-430
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Motive Gear Performance Ring and Pinion Sets G885430 GM 8.5/8.6 in. 4.30 Gears
Estimated Ship Date: Today
Spool, Performance, Full, Steel, 30-spline, Dana 44, Each
Part Number: SDH-2023397
Estimated Ship Date: Today
Estimated Ship Date: Today
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