1985 CHEVROLET K5-BLAZER Differential & Rear-End Components

Spool, Full Size, Steel, 30-Spline, 10-Bolt, GM 8.5 in., Each

Part Number: RMG-81-1030-1

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Estimated Ship Date: Oct 6, 2025 if ordered today

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Ring and Pinion Installation Kit, 30 Spline, GM 8.5 in., Kit

Part Number: YGA-13069

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Estimated Ship Date: Oct 17, 2025 if ordered today

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Differential Cover Bolt, Steel, Black, Hex Head, 0.500 in. Wrench Size, Dana 25, 27, 30, 44, Model 35, GM 7.5 in., GM 8.2 in., Each

Part Number: YGA-33286

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Estimated Ship Date: Tomorrow

USA Standard Gear standard spider gear set for GM 8.5", 30 spline

Part Number: SPZ-39027

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Estimated Ship Date: Oct 2, 2025 if ordered today

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Axle Shaft, Rear, C-Clip, 1541H Alloy, 28 Spline, 31.500 in. Length, GM 8.5 in., Chevy/GMC, Pickup/SUV, Each

Part Number: YGA-21254

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Estimated Ship Date: Oct 17, 2025 if ordered today

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Yukon Pinion install kit for GM 8.5" front differential

Part Number: YGA-13070

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 17, 2025 if ordered today

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Ring and Pinion Gears,USA Standard 8.875" GM 12 Bolt Truck, 4.11 Ratio Rear Ring & Pinion GearInstall Kit Axle Bearings & Seals

Part Number: SPZ-10684

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Estimated Ship Date: Oct 2, 2025 if ordered today

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Rear Axle Shaft (GM 8.5) LH/RH

Part Number: SVL-2022600

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Estimated Ship Date: Sep 29, 2025 if ordered today

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Cross Shaft Pin, Mini Spool, GM, 8.5 in., 28-Spline, Each

Part Number: RMG-CSPGM85

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

Yukon steel spool for GM 12 bolt truck with 30 spline axles, 3.73 & up

Part Number: YGA-32190

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High performance Yukon Ring & Pinion gear set for GM 12 bolt truck in a 5.13 ratio

Part Number: YGA-24463

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Estimated Ship Date: Oct 17, 2025 if ordered today

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Clutch Guide, Dura Grip, Chrysler 9.25 in., GM 8.5 in., 8.6 in., 8.875 in., Each

Part Number: YGA-33352

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Chromoly Front Axle Shaft - Inner (Dana 60) RH

Part Number: SDH-10007808

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 16, 2025 if ordered today

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Ring and Pinion Gears, 4.56:1 Ratio, 30-spline, Standard Rotation, GM 8.875 in. Truck, Set

Part Number: YGA-24461

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Estimated Ship Date: Oct 17, 2025 if ordered today

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High performance Yukon Ring & Pinion gear set for GM 12 bolt truck in a 4.88 ratio

Part Number: YGA-24133

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Estimated Ship Date: Oct 17, 2025 if ordered today

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Ring and Pinion Gears, 3.08:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.875 in. Truck, Set

Part Number: SPZ-36173

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 2, 2025 if ordered today

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

Part Number: MGR-R10RTPK

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Estimated Ship Date: Oct 6, 2025 if ordered today

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Differential Carrier Bearing, Steel, Each

Part Number: NTL-LM501349

1.0 out of 5 stars ( 2 )

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USA Standard Ring & Pinion "thick" gear set for GM 12 bolt truck in a 4.56 ratio

Part Number: SPZ-36180

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Estimated Ship Date: Oct 2, 2025 if ordered today

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Differential Cover, 10-bolt, Steel, Natural, GM 8.2 in., GM 8.5 in., GM 8.6 in., Each

Part Number: YGA-32332

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

Gear, Ring and Pinion, 3.73:1 Ratio, GM, 12-Bolt Truck, Set

Part Number: HUU-02-128

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Estimated Ship Date: Oct 7, 2025 if ordered today

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USA Standard Ring & Pinion gear set for GM 12 bolt truck in a 4.56 ratio

Part Number: SPZ-36179

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Estimated Ship Date: Oct 2, 2025 if ordered today

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Differential Inner Gear Kit; GM 8.5 - 30 Spline, Open Diff

Part Number: SVL-10020478

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Estimated Ship Date: Sep 29, 2025 if ordered today

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Ring and Pinion Gear, 3.90:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36215

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Estimated Ship Date: Oct 2, 2025 if ordered today

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Ring and Pinion Gear, 3.08:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36211

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Estimated Ship Date: Oct 2, 2025 if ordered today

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