CHEVROLET Summit Racing Differential & Rear-End Components

Differential Carrier, Positraction, Nodular Iron, GM 8.875 in., 30 Spline, 3.08 to 3.90 Ratio, Each

Part Number: SUM-730946

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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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 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Differential Carrier, Positraction, Nodular Iron, Dana 60, Dana 61, 30 Spline, 3 Series, Each

Part Number: SUM-730975

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Differential Carrier, Positraction, 17-spline, Rear, GM 8.5 in. Corvette, Chevy, Each

Part Number: SUM-730989

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Differential Carrier, Positraction, Nodular Iron, Dana 80, 35 Spline, 3 Series, Each

Part Number: SUM-730981

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Rear End Assembly, Grand National, Ford 9 in., 31-Spline Axles, 5 x 4.75 in. Pattern, G-Body Mounts, Kit

Part Number: SUM-CSUMCT006

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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

Part Number: SUM-730988

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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

Part Number: CMB-35-0002

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Differential Carrier, Positraction, Nodular Iron, Dana 60, Dana 61, 32 Spline, 4 Series, Each

Part Number: SUM-730979

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Combo, Differential, Eaton Truetrac, Ring and Pinion, 4.56:1 Ratio, Install Kit, 30 Spline, Rear, GM 8.5 in./8.6, Kit

Part Number: CMB-14-0084

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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