1985 GMC Differential & Rear-End Components Transmission & Drivetrain - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Eaton Posi Performance 28 Spline Differential GM 8.5 Inch 19557-010

Differential, Posi Performance, Limited Slip, 28-Spline, GM, 8.5 in., 3 Series, Each

Part Number: ETN-19557-010

4.73 out of 5 stars ( 15 )

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Summit Racing™ Positraction 30 Spline Differential Carriers GM 10.5 Inch (14-bolt) SUM-730987

Differential Carrier, Positraction, 30-spline, Steel, Rear, Chevy, GMC, GM 10.5 in. 14-bolt, Each

Part Number: SUM-730987

5.0 out of 5 stars ( 1 )

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Eaton Detroit Truetrac 33 Spline Differential GM 9.5 Inch 914A538

Differential, Eaton Detroit Truetrac, 33-Spline, GM, 14-Bolt, 9.5 in., Each

Part Number: ETN-914A538

4.44 out of 5 stars ( 9 )

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Yukon Gear & Axle Dura Grip Positraction Carriers GM 10.5 Inch (14-bolt) YDGGM14T-3-30-1

Differential Carrier, Limited Slip, 30-Spline, GM 10.5 in. (14-bolt), Steel, Rear, for 4.10 and Numerically Lower Ratios, Chevy, GMC, Each

Part Number: YGA-26030

5.0 out of 5 stars ( 3 )

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Yukon Gear & Axle Ring and Pinion Gear and Installation Kit Combos YGK2238 GM 7.5/7.625 in. 3.73 Gears

Ring and Pinion Gears,Yukon Gear & Axle 7.5"/7.625" GM, 3.73 Ratio Rear Ring & Pinion GearInstall Kit 2.25" OD Axle Bearings & Seals

Part Number: YGA-10638

Not Yet Reviewed

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Eaton Detroit Truetrac 30 Spline Differential GM 10.5 Inch (14-bolt) 915A547

Differential, Eaton Detroit Truetrac, 30-Spline, GM, 10.5 in. Ring Gear, 4.56 and Higher Ratios, Each

Part Number: ETN-915A547

5.0 out of 5 stars ( 2 )

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Motive Gear Ring and Pinion Sets D60-354 Dana 60 3.54 Gears

Gear, Ring and Pinion, 3.54:1 Ratio, Dana 60, Set

Part Number: MGR-D60-354

5.0 out of 5 stars ( 4 )

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Powertrax Lock-Right Lockers Dana 60 2610-LR

Differential, Lock-Right, Locker, 30-Spline, Dana 60, Each

Part Number: PWT-2610-LR

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Eaton Posi Performance 30 Spline Differential GM 10.5 Inch (14-bolt) 19689-010

Differential, Posi Performance, Limited Slip, 30-Spline, GM, 10.5 in., Each

Part Number: ETN-19689-010

4.5 out of 5 stars ( 2 )

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Summit Racing™ Axle Upgrade Combos 35-0001

Axle Upgrade Combo, Dana 60, 35 Spline, Spicer U-Joints, Spicer Front Outter Axle Shafts, Manual Hubs, Kit

Part Number: CMB-35-0001

5.0 out of 5 stars ( 2 )

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Yukon Gear & Axle Locking Hubs YHC70001

Locking Hub, Aluminum, 35-Spline, Dana 60, Chevy, Dodge, Ford, GMC, Pair

Part Number: YGA-29082

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

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Warn Premium Manual Hubs 62672

4.75 out of 5 stars ( 11 )

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Yukon Gear & Axle Trac Loc Positraction Internals YPKD60-P/L-35

Differential Carrier Components, Trac Loc Positraction Internals, 35 Spline, Dana 60/70, 35 Spline Axles, Kit

Part Number: YGA-16008

5.0 out of 5 stars ( 2 )

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Yukon Gear & Axle 4340 Chromoly Axles YA W24118

Yukon front 4340 Chromoly axle kit for 1979-87 GM 8.5 in. 1/2 ton truck and Blazer

Part Number: YGA-21325

3.5 out of 5 stars ( 2 )

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Yukon Gear & Axle Ring and Pinion Gear and Installation Kit Combos YGK2237 GM 7.5/7.625 in. 3.42 Gears

Gear, Ring and Pinion, 3.42:1 Ratio, GM 7.5/7.625 in., Set

Part Number: YGA-10637

Not Yet Reviewed

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Motive Gear Ring and Pinion Sets D70-354 Dana 70 3.54 Gears

Gear, Ring and Pinion, 3.54:1 Ratio, Dana 70, Set

Part Number: MGR-D70-354

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Summit Racing™ Axle Upgrade Combos 35-0002

Axle Upgrade Combo, Dana 60, 35 Spline, Spicer Greasable U-Joints, Spicer Axle Shafts, Manual Hubs, Kit

Part Number: CMB-35-0002

Not Yet Reviewed

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Yukon Gear & Axle Ring and Pinion Gear and Installation Kit Combos YGK2239 GM 7.5/7.625 in. 4.11 Gears

Ring and Pinion Gears,Yukon Gear & Axle 7.5"/7.625" GM, 4.11 Ratio Rear Ring & Pinion GearInstall Kit 2.25" OD Axle Bearings & Seals

Part Number: YGA-10639

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Yukon Gear & Axle Dura Grip Positraction Carriers Dana 60/61 YDGD60-3-30

Differential Carrier, Dura Grip Positraction, Clutch-type, 30-spline, Nodular Iron, Dana 60, Dana 61, Each

Part Number: YGA-26037

Not Yet Reviewed

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Spicer Drivetrain Products Ring and Pinion Gears 2019214 Dana 60 4.88 Gears

Ring and Pinion Gears, Dana 60, 4.88:1 Ratio, 29-spline, Standard Rotation, Dana 60, Chevrolet, Dodge, Ford, GMC, Jeep, Plymouth, Set

Part Number: SDH-2019214

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Summit Racing™ Positraction 33 Spline Differential Carriers GM 9.5 Inch SUM-730988

Differential Carrier, Positraction, Clutch-type, 33-spline, Chevy, GMC, Hummer, Each

Part Number: SUM-730988

Not Yet Reviewed

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Powertrax Grip Pro Traction Systems GM 9.5 Inch GT209533

Differential Carriers, Grip Pro Traction System, 33 Spline, 9.5 in. GM, Each

Part Number: PWT-GT209533

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

Yukon Gear & Axle Dura Grip Positraction Carriers Dana 60/Super 60 YDGD60-3-35

Differential Carrier, Dura Grip Positraction, Clutch-type, 35-spline, Nodular Iron, Dana 60, Dana 61, Dana Super 60, Each

Part Number: YGA-26039

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

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Eaton Detroit Truetrac 35 Spline Differential Dana 60 915A387

5 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Yukon Gear & Axle Differential Carriers YDGGM12T-4-33-1

DIFFERENTIAL CARRIER

Part Number: YGA-11241

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Powertrax Grip LS Traction Systems GM 8.5 Inch LS201028

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

Part Number: PWT-LS201028

Not Yet Reviewed

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Yukon Gear & Axle Ring and Pinion Gear and Installation Kit Combos YGK2236 GM 7.5/7.625 in. 3.23 Gears

Ring and Pinion Gears,Yukon Gear & Axle 7.5"/7.625" GM, 3.23 Ratio Rear Ring & Pinion GearInstall Kit 2.25" OD Axle Bearings & Seals

Part Number: YGA-10636

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today