1979 GMC K2500 Powertrax Transmission & Drivetrain

Differential, Lock-Right, Locker, 30-Spline, Dana 44, Open, Each

Part Number: PWT-2410-LR

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Differential, Lock-Right, Locker, 28-Spline, GM, 8.5 in., Each

Part Number: PWT-1920-LR

4.71 out of 5 stars ( 14 )

Estimated Ship Date: Today

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Differential, Lock-Right, Locker, 30-Spline, GM, 10.5 in., Each

Part Number: PWT-1955-LR

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Differential, No-Slip Traction System, 28-Spline, GM, 8.5 in., Each

Part Number: PWT-9207852805

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Replcement Springs, Powertrax No-Slip, Kit

Part Number: PWT-8001001KAV

4.93 out of 5 stars ( 15 )

Estimated Ship Date: Today

Differential Carriers, Grip Pro Traction System, 30 Spline, 10.5 in. GM, Each

Part Number: PWT-GT231430

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Differential, No-Slip Traction System, 30-Spline, GM 10.5 in., Each

Part Number: PWT-92-0705-3000

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Spacer, Replacement, Active Spacer, Each

Part Number: PWT-624004SDG2

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Differential, Grip Pro Traction System, 28-Spline, GM 8.5 in., Each

Part Number: PWT-GT201028

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Estimated Ship Date: Mar 10, 2026 if ordered today

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Differential, Grip LS Traction System, 28-Spline, GM, 8.5 in., Each

Part Number: PWT-LS201028

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SPRING ASSEMBLY

Part Number: PWT-8001002KAW

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 9, 2026 if ordered today

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Differential, Grip Pro Traction System, 30-Spline, Dana 44, Front, Each

Part Number: PWT-GT444430F

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Estimated Ship Date: Mar 11, 2026 if ordered today

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Differential Carrier, Grip Lok, Mechanical Locker, 30 Spline, Dana 44, Rear, Each

Part Number: PWT-LK444430

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Estimated Ship Date: Mar 9, 2026 if ordered today

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CROSSO PIN

Part Number: PWT-3991010RDL

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 9, 2026 if ordered today

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Differential Pinion Shaft, Differential Pinion Shaft

Part Number: PWT-3991018RDY

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Driver, Replacement for Powertrax Units, Dana 44, Each

Part Number: PWT-4241019DEQ

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Estimated Ship Date: Mar 9, 2026 if ordered today

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COUPLER

Part Number: PWT-5201004CJY

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Estimated Ship Date: Mar 9, 2026 if ordered today

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COUPLER

Part Number: PWT-5201012CGM

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Estimated Ship Date: Mar 9, 2026 if ordered today

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COUPLER ASSEMBLY

Part Number: PWT-5201028CJF

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Estimated Ship Date: Mar 9, 2026 if ordered today

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DRIVER

Part Number: PWT-2410404DFG

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Estimated Ship Date: Mar 9, 2026 if ordered today

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PIN KIT

Part Number: PWT-2410604SER

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Estimated Ship Date: Mar 9, 2026 if ordered today

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SPACER PLATE

Part Number: PWT-6241017SDL

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Spring, SPRING,COMPRSN, .25D,250 LB/IN

Part Number: PWT-8011001ZAT

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Spring, SPRING,COMPRSN,15 LB/IN,IN, NS

Part Number: PWT-8021001ZBG

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Estimated Ship Date: Mar 9, 2026 if ordered today

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SPACER

Part Number: PWT-1920604SAJ

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Estimated Ship Date: Mar 9, 2026 if ordered today

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