Availability
1979 GMC K1500 Differential & Rear-End Components
Ring and Pinion Gear, 3.90:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set
Part Number: SPZ-36215
Not Yet Reviewed
Estimated Ship Date: Mar 12, 2026 if ordered today
Estimated Ship Date: Mar 12, 2026 if ordered today
Axle 12T GM REAR, '70-81' TRK, 4WD, 31-7/16", 30spl, 6x5.5", 2.53" OD BRG (1559), 1 SIDE
Part Number: SPZ-11920
Not Yet Reviewed
Estimated Ship Date: Mar 12, 2026 if ordered today
Estimated Ship Date: Mar 12, 2026 if ordered today
Premium Ring And Pinion Master Bearing And Installation Kit
Part Number: RNB-797-100
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Premium Ring And Pinion Master Bearing And Installation Kit
Part Number: RNB-797-105
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Premium Ring And Pinion Master Bearing And Installation Kit
Part Number: RNB-797-109
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
DRIVER
Part Number: PWT-2410404DFG
Not Yet Reviewed
Estimated Ship Date: Apr 14, 2026 if ordered today
Estimated Ship Date: Apr 14, 2026 if ordered today
Driver, Replacement for Powertrax Units, Dana 44, Each
Part Number: PWT-4241019DEQ
Not Yet Reviewed
Estimated Ship Date: Apr 14, 2026 if ordered today
Estimated Ship Date: Apr 14, 2026 if ordered today
COUPLER
Part Number: PWT-5201001CJR
Not Yet Reviewed
Estimated Ship Date: Apr 14, 2026 if ordered today
Estimated Ship Date: Apr 14, 2026 if ordered today
COUPLER
Part Number: PWT-5201004CJY
Not Yet Reviewed
Estimated Ship Date: Apr 14, 2026 if ordered today
Estimated Ship Date: Apr 14, 2026 if ordered today
COUPLER ASSEMBLY
Part Number: PWT-5201028CJF
Not Yet Reviewed
Estimated Ship Date: Apr 14, 2026 if ordered today
Estimated Ship Date: Apr 14, 2026 if ordered today
SPACER PLATE
Part Number: PWT-6241017SDL
Not Yet Reviewed
Estimated Ship Date: Apr 14, 2026 if ordered today
Estimated Ship Date: Apr 14, 2026 if ordered today
Differential Carrier, Rear - Grip Pro GM 8.875" Truck 30 Spline 2.76-3.42
Part Number: PWT-GT238730
Not Yet Reviewed
Estimated Ship Date: Apr 14, 2026 if ordered today
Estimated Ship Date: Apr 14, 2026 if ordered today
Estimated Ship Date: Apr 14, 2026 if ordered today
SLOTTED DRIVER
Part Number: PWT-424003DGE2
Not Yet Reviewed
Estimated Ship Date: Apr 14, 2026 if ordered today
Estimated Ship Date: Apr 14, 2026 if ordered today
SPACER
Part Number: PWT-1920604SAJ
Not Yet Reviewed
Estimated Ship Date: Apr 14, 2026 if ordered today
Estimated Ship Date: Apr 14, 2026 if ordered today
PIN KIT
Part Number: PWT-2410604SER
Not Yet Reviewed
Estimated Ship Date: Apr 14, 2026 if ordered today
Estimated Ship Date: Apr 14, 2026 if ordered today
Spring, SPRING,COMPRSN, .25D,250 LB/IN
Part Number: PWT-8011001ZAT
Not Yet Reviewed
Estimated Ship Date: Apr 14, 2026 if ordered today
Estimated Ship Date: Apr 14, 2026 if ordered today
Spring, SPRING,COMPRSN,15 LB/IN,IN, NS
Part Number: PWT-8021001ZBG
Not Yet Reviewed
Estimated Ship Date: Apr 14, 2026 if ordered today
Estimated Ship Date: Apr 14, 2026 if ordered today
Spring, SPRING,COMPRSN, 500 LB/IN,OUTR
Part Number: PWT-8031001ZAV
Not Yet Reviewed
Estimated Ship Date: Apr 14, 2026 if ordered today
Estimated Ship Date: Apr 14, 2026 if ordered today
GEAR PINION 12 BOLT 8 7/8
Part Number: MGR-3880140
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Gear, Ring and Pinion, 5.89:1 Ratio, Dana 44, Set
Part Number: MGR-D44-589
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
MG D-44 INNER PINION BRG KIT
Part Number: MGR-706031XR
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Pinion Shim
Part Number: MGR-1113
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Differential Shim
Part Number: MGR-1115
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Gear, Ring and Pinion, 5.38:1 Ratio, Dana 44, Set
Part Number: MGR-D44-538
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
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