1985 GMC Excel Ring Pinion and Axle Parts and Accessories

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 )

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Gear, Ring and Pinion, EXCel, 3.42:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: RMG-GM85342

4.4 out of 5 stars ( 5 )

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Gear, Ring and Pinion, EXCel, 3.73:1 Ratio, GM, 7.5/7.625 in., 10-Bolt, Set

Part Number: RMG-GM75373OE

4.0 out of 5 stars ( 6 )

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Ring and Pinion Installation Kit, EXCel, GM, 8.5 in., 10-Bolt, 30 Spline Pinion, Koyo Bearings, Kit

Part Number: RMG-XL-1021-1

4.5 out of 5 stars ( 2 )

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Gear, Ring and Pinion, EXCel, 4.56:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: RMG-GM85456

3.67 out of 5 stars ( 3 )

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Axle Shaft, 28-Spline, 31.375 in. Length, Chevy, GMC, 8.5 in., Rear, Each

Part Number: RMG-92-25178

5.0 out of 5 stars ( 4 )

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Gear, Ring and Pinion, EXCel, 4.10:1 Ratio, GM, 7.5/7.625 in., 10-Bolt, Set

Part Number: RMG-GM75410OE

1.0 out of 5 stars ( 1 )

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Gear, Ring and Pinion, EXCel, 3.42:1 Ratio, GM, 7.5/7.625 in., 10-Bolt, Set

Part Number: RMG-GM75342OE

5.0 out of 5 stars ( 7 )

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Axle Shaft, OEM Replacement, 28-Spline, 31.5 in. Length, Chevy, GMC, 8.5 in., Rear, Each

Part Number: RMG-92-25184

5.0 out of 5 stars ( 6 )

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Gear, Ring and Pinion, EXCel, 4.56:1 Ratio, GM, 7.5/7.625 in., 10-Bolt, Set

Part Number: RMG-GM75456

5.0 out of 5 stars ( 2 )

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Differential Yoke, Steel, 1350, 30 Spline, GM 8.5 in. Kit

Part Number: RMG-96-2521K

1.0 out of 5 stars ( 2 )

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Pinion Yoke, Bolt-On, Steel, 3RS44 Series, 30-Spline, GM 8.5, Each

Part Number: RMG-96-2520

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Gear, Ring and Pinion, EXCel, 3.08:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: RMG-GM85308

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Differential Carrier Gear Kit

Part Number: RMG-XL-4058

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Estimated Ship Date: Feb 3, 2026 if ordered today

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Differential Carrier

Part Number: RMG-XL-5030

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Ring and Pinion Installation Kit, Complete, GM 10.5 in. (14-bolt), Rear, Kit

Part Number: RMG-XL-1063-1

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Estimated Ship Date: Feb 3, 2026 if ordered today

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Pinion Yoke, Bolt-On, Steel, 1350, 30-Spline, GM 8.875, Each

Part Number: RMG-96-2511

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Estimated Ship Date: Feb 3, 2026 if ordered today

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Differential Carrier Gear Kit

Part Number: RMG-XL-4040

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Estimated Ship Date: Feb 3, 2026 if ordered today

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Ring and Pinion Kit

Part Number: RMG-XL-1044-1

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Estimated Ship Date: Feb 3, 2026 if ordered today

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Gear, Ring and Pinion, EXCel, 4.10:1 Ratio, GM, 7.5/7.625 in., 10-Bolt, Set

Part Number: RMG-GM75410TK

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Estimated Ship Date: Feb 3, 2026 if ordered today

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Gear, Ring and Pinion, EXCel, 3.42:1 Ratio, GM, 7.5/7.625 in., 10-Bolt, Set

Part Number: RMG-GM75342TK

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Estimated Ship Date: Feb 3, 2026 if ordered today

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Differential Yoke, Steel, 1350, 30 Spline, GM 8.5 in. Each

Part Number: RMG-96-2521

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Estimated Ship Date: Feb 4, 2026 if ordered today

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Axle Shaft, OEM Replacement, 26-Spline, 29.00 in. Length, Chevy, GMC, 7.5 in., Rear, Each

Part Number: RMG-92-25152

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Axle Shaft, 26-Spline, 34.750 in. Length, Chevy, GMC, 7.5 in., Driver Side Rear, Each

Part Number: RMG-92-25158

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Differential Carrier Gear Kit

Part Number: RMG-XL-4062

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Estimated Ship Date: Feb 3, 2026 if ordered today

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