1990 Differential & Rear-End Components

Locking Hubs, Manual, Supreme, Stainless Steel, Polished, Chevy, Dodge, Ford, GMC, Jeep, Plymouth, Pair

Part Number: MMK-104

4.76 out of 5 stars ( 58 )

Estimated Ship Date: Monday 2/2/2026

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Differential, Electronic Locker, ELocker, 27-Spline, Dana 30, 3-Series, Each

Part Number: ETN-19818-020

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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• $150 Summit Bucks

Gear, Ring and Pinion, EXCel, 3.73:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: RMG-GM85373

4.17 out of 5 stars ( 12 )

Estimated Ship Date: Monday 2/2/2026

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Ring and Pinion Gears, 3.42:1 Ratio, 30-spline, Standard Rotation, GM 8.5 in., GM 8.6 in., Set

Part Number: MGR-GM10-342A

4.5 out of 5 stars ( 16 )

Estimated Ship Date: Monday 2/2/2026

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Differential Carrier, Dura Grip, Limited Slip, Steel, Rear, Chrysler 9.25 in., Each

Part Number: YGA-26019

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/2/2026

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Gear, Ring and Pinion, 4.10:1 Ratio, GM, 10.5 in., 14-Bolt, Fits 4.10:1 and Numerically Lower Carrier, Set

Part Number: MGR-GM10-5-410

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Monday 2/2/2026

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Gear, Ring and Pinion, 3.55:1 Ratio, Ford, 8.8 in., Set

Part Number: FMS-M-4209-88355

4.8 out of 5 stars ( 25 )

Estimated Ship Date: Monday 2/2/2026

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Ring and Pinion Gears and Differential Combo, GM 8.5 in., 3.73:1, 30-spline Pinion, 28-spline Axle, Rear, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: YGA-12628

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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

Part Number: YGA-14088

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/2/2026

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Front Axle Actuator, Posi-Lok, Chevy, GMC, Kit

Part Number: POS-600

4.52 out of 5 stars ( 62 )

Estimated Ship Date: Monday 2/2/2026

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Ring and Pinion Installation Kit, Master Kit, Ford, 8.8 in., Kit

Part Number: MGR-R8-8RMK

4.0 out of 5 stars ( 10 )

Estimated Ship Date: Monday 2/2/2026

Ring and Pinion Gears, 4.56:1 Ratio, 30-spline, Standard Rotation, GM 8.5 in., GM 8.6 in., Set

Part Number: MGR-GM10-456A

4.46 out of 5 stars ( 13 )

Estimated Ship Date: Monday 2/2/2026

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Differential Cover, Differential Cover Kit, 10-bolt, Nodular Iron, Blue Powdercoated, Ford 8.8 in., Bentley, Ford, Lincoln, Mazda, Mercury, Each

Part Number: SDH-10023538

5.0 out of 5 stars ( 12 )

Estimated Ship Date: Monday 2/2/2026

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Dura Grip Positraction Carrier, Traction-Loc, Ford 8.8 in., 31 Spline, Each

Part Number: YGA-26006

3.75 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/2/2026

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Ring and Pinion Installation Kit, Ford, 8.8 in., 8.8 in. IRS, Kit

Part Number: FMS-M-4210-B2

4.57 out of 5 stars ( 21 )

Estimated Ship Date: Monday 2/2/2026

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Locking Hubs, Manual, Standard, Aluminum, Chrome, Polished Dial, Chevy, Dodge, Ford, International, Jeep, Pair

Part Number: WRN-9790

4.66 out of 5 stars ( 29 )

Estimated Ship Date: Monday 2/2/2026

Locking Hubs, Manual, Supreme, Stainless Steel, Polished, Chevy, Dodge, Ford, GMC, Pair

Part Number: MMK-449SS

4.66 out of 5 stars ( 56 )

Estimated Ship Date: Monday 2/2/2026

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Clutch Kit, Street-Strip Performance, 1 in. Shaft, 23-Spline, 11 in. Organic/Ceramic Disc, Mopar, Kit

Part Number: SUM-700920

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/2/2026

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Differential Cover, Aluminum, Cap Support, Drain/Filler Plugs, Bolts, Gaskets, Low Profile, Ford, Kit

Part Number: FMS-M-4033-G2

4.99 out of 5 stars ( 67 )

Estimated Ship Date: Monday 2/2/2026

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Differential Carrier, Air Locker, Nodular Iron, Dana 60-HD, Kit

Part Number: ARB-RD166

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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Differential Carrier, Air Locker, Nodular Iron, 30-spline, Dana 44, Kit

Part Number: ARB-RD116

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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Ring and Pinion Gears, GM 7.5/7.625 in., 4.10:1 Ratio, 27-spline, Standard Rotation, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Olds, Pontiac, Set

Part Number: MGR-GM7-5-410A

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/2/2026

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Gear, Ring and Pinion, 3.73:1 Ratio, Dana 44, Set

Part Number: MGR-D44-373

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/2/2026

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Ring and Pinion Installation Kit, Rear, GM 8.5 in., 10-Bolt, GM, Kit

Part Number: ETN-K-GM8-5SR

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/2/2026

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Clutch Kit, Street-Strip Performance, 1-1/16 in. Shaft, 10-Spline, 11 in. Organic/Ceramic Disc, Ford, Kit

Part Number: SUM-700924

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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