Summit Racing Differential & Rear-End Components

Pro Pick 3.73 gear combo – GM 8.5/8.6 2WD 99-08 trucks – includes ring, pinion, install kit & Eaton Truetrac

Part Number: CMB-14-0080

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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 )

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

Part Number: SUM-730981

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

Part Number: SUM-730988

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Pro Pick 4.10 gear combo – GM 8.5/8.6 2WD 99-08 trucks – includes ring, pinion, install kit & Eaton Truetrac

Part Number: CMB-14-0082

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Pro Pick 4.56 gear combo – GM 8.5/8.6 2WD 99-08 trucks – includes ring, pinion, install kit & Eaton Truetrac

Part Number: CMB-14-0084

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Differential Carrier, Positraction, Ford 10.25/10.5, 35-spline, Rear, Each

Part Number: SUM-730940

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Differential Carrier, Positraction, Nodular Iron, Dana 80, 37 Spline, 4 Series, Each

Part Number: SUM-730984

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Estimated Ship Date: Jan 12, 2026 if ordered today

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

Part Number: CMB-35-0009

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

Part Number: CMB-35-0010

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

Part Number: CMB-35-0013

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Estimated Ship Date: Dec 22, 2025 if ordered today

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

Part Number: CMB-35-0014

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Pro Pick 3.73 gear combo – GM 8.5/8.6 2WD 10+ trucks – includes ring, pinion, install kit & Eaton Truetrac

Part Number: CMB-14-0086

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Pro Pick 4.10 gear combo – GM 8.5/8.6 2WD 10+ trucks – includes ring, pinion, install kit & Eaton Truetrac

Part Number: CMB-14-0088

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Pro Pick 4.56 gear combo – GM 8.5/8.6 2WD 10+ trucks – includes ring, pinion, install kit & Eaton Truetrac

Part Number: CMB-14-0090

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

Part Number: CMB-35-0003

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

Part Number: CMB-35-0006

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

Part Number: CMB-35-0004

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

Part Number: CMB-35-0005

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Differential Carrier, Positraction, Nodular Iron, Dana 80, 37 Spline, 3 Series, Each

Part Number: SUM-730982

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Differential Carrier, Positraction, Nodular Iron, Dana 80, 35 Spline, 4 Series, Each

Part Number: SUM-730983

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Differential Carrier, Positraction, Steel, Rear, Ford 9.75 in., Ford, Lincoln, Each

Part Number: SUM-730986

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Estimated Ship Date: Jan 12, 2026 if ordered today

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