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1981 CHEVROLET K20 Differential & Rear-End Components

Individual Parts

Results 351 - 375 of 489

Ring and Pinion Installation Kit, Basic, GM 10.5 in. 14-Bolt, Rear, Kit

Part Number: MGR-R14RPK

Not Yet Reviewed

Estimated Ship Date: Mar 13, 2026 if ordered today

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Estimated Ship Date: Mar 13, 2026 if ordered today

Ring and Pinion Installation Kit, Basic, GM 8.5 in., Front/Rear, Kit

Part Number: MGR-R10RE

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Estimated Ship Date: Mar 13, 2026 if ordered today

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Estimated Ship Date: Mar 13, 2026 if ordered today

Ring and Pinion Gear Installation Kit, Minimum Install, 30-spline, Standard Rotation, Rear, GM 9.5 in., Kit

Part Number: YGA-12061

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Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

Pinion Bearing Kit, PK GM 8.875" TRUCK

Part Number: MGR-R12RTPK

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Estimated Ship Date: Mar 13, 2026 if ordered today

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Estimated Ship Date: Mar 13, 2026 if ordered today

Differential Cover, 14-bolt, Steel, Chrome, GM 10.5 in. (14-bolt), Each

Part Number: YGA-32013

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Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

SOLID PINION SPACER, 12 BOLT TRUCK

Part Number: MGR-4107

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Estimated Ship Date: Mar 13, 2026 if ordered today

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Estimated Ship Date: Mar 13, 2026 if ordered today

Axle Hub Bolt, Axle bolt for GM 10.5-IN. 14 bolt truck and 11.5-IN. AAM

Part Number: YGA-33583

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Differential Cross Shafts, GM 9.5, 12 or 14 Bolt, Fits Yukon Dura Grip or Eaton Positraction Carriers, Cadillac, Chevrolet, GMC, Each

Part Number: YGA-33205

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

SPRING ASSEMBLY

Part Number: PWT-8001002KAW

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Thrust Washer, Open Differential, GM 8.5 in., Each

Part Number: YGA-33304

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Axle Shafts, Ten Factory, Front Right Inner , 4340 Chromoly, Cut to Fit, 39.00 Length, Dana 44, Each

Part Number: MGR-MG20441

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Estimated Ship Date: Tomorrow

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Axle Shaft, Direct Fit, 4340 Chromoly, 35-Spline, 17.670 in. Length, Chevy, GMC, Each

Part Number: MGR-MG20660B

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Differential Ring And Pinion Set

Part Number: RNB-697-300

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Ring Gear Bolt, Hex Head, 1/2-20 in. Thread Size, Steel, Natural, Each

Part Number: YGA-33050

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Yukon Bearing install kit for '79-'97 GM 9.5" differential

Part Number: YGA-11074

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14T 10.5" GM OUTER WHEEL BRG RETAINING SNAP RING

Part Number: YGA-33370

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Gear, Ring and Pinion, 5.13:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885513

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Tapered roller bearing race

Part Number: SKF-HM803110

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Differential, Select-A-Loc, 28-Spline, GM, 8.5 in., 10-Bolt, Each

Part Number: AUB-545003

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9.5" GM 5.13 R&P ** USA STANDARD GEAR **

Part Number: SPZ-36228

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

Part Number: PWT-LS201028

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Estimated Ship Date: Tomorrow

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GM 8.5" 28spl 4340 FRONT AXLE KIT, w/ 297X, 79-87 1/2TON TRK & BLAZER

Part Number: SPZ-35064

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Ring Gear Bolt, Hex Head, 12mm x 1.50 Thread Size, Steel, Natural, Each

Part Number: YGA-33047

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

Pinion depth shims for Chrysler 8.75", 9.25", GM 9.5" & Ford 10.25"

Part Number: YGA-55059

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Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

Yukon Bearing install kit for '88 and older 10.5" GM 14 bolt truck differential

Part Number: YGA-11056

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Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today