Performance Transmission & Drivetrain at Summit Racing

Sierra Marine Prop Shafts 18-2252

Marine Drive Unit Components, Prop Shaft, 15 7/16 in. Long, Each

Part Number: RRA-18-2252

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Sierra Marine Bushings 18-4205

Marine Drive Unit Components, Plastic, Bushing, Each

Part Number: RRA-18-4205

Not Yet Reviewed

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

Sierra Marine Gear Kits 18-2204

Marine Drive Unit Components, Gear Set, Upper Unit, Kit

Part Number: RRA-18-2204

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Sierra Marine Drive Shimming Tools 18-2296

Marine Drive Unit Components, Shim, 0.055 in. Thick, Each

Part Number: RRA-18-2296

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Sierra Marine Pinion Bearings 18-1142

Marine Drive Unit Components, Upper Pinion Bearing, Each

Part Number: RRA-18-1142

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Sierra Marine Shift Rod Gaskets 18-2595

Marine Drive Unit Components, Shift Rod And Wear Plate Gasket, Johnson/Evinrude Outboard, Set

Part Number: RRA-18-2595

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Sierra Marine Driveshafts 18-6399

Marine Drive Unit Components, Stub Assembly, Each

Part Number: RRA-18-6399

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Sierra Marine Upper Gear Kits 18-1600

Marine Drive Unit Components, Upper Gear, 21:16 Ratio, Kit

Part Number: RRA-18-1600

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Sierra Marine Pump Covers 18-4750

Marine Drive Unit Components, Pump Cover, Each

Part Number: RRA-18-4750

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Sierra Marine Bushings 18-4204

Marine Drive Unit Components, Plastic, Bushing, Each

Part Number: RRA-18-4204

Not Yet Reviewed

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

Sierra Marine Shaft Keys 18-2334

Marine Drive Unit Components, Shaft Key, Each

Part Number: RRA-18-2334

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

Quicksilver Marine Drive Unit Components 881150Q1

Dual water flush kit for use on V6 Mercury/Mariner outboards with dual water pick up gear cases (2000+) & MerCruiser Bravo One, X, XR and XZ drives

Part Number: QSV-881150Q1

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Sierra Marine Trim Cylinder Kits 18-6753

Marine Drive Unit Components, Hydraulic Trim Pump Assembly, Stainless Steel Bracket, Kit

Part Number: RRA-18-6753

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Sierra Marine Gear Kits 18-1550

Marine Drive Unit Components, 4 Cylinder Gear Set, Forward Gear, Pinion Gear, Reverse Gear, Clutch, Kit

Part Number: RRA-18-1550

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Sierra Marine Prop Shafts 18-2239

Marine Drive Unit Components, Prop Shaft, 15 1/2 in. Long, Each

Part Number: RRA-18-2239

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Sierra Marine Lower Shift Cables 18-2603E

Marine Drive Unit Components, Lower Shift Cable Tool, Each

Part Number: RRA-18-2603E

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Sierra Marine Swivel Bearing Gaskets 18-2851

Marine Drive Unit Components, Swivel Bearing Gasket, OMC Stern Drive, Pair

Part Number: RRA-18-2851

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Sierra Marine Shift Spool Assemblies 18-2286

Marine Drive Unit Components, Shift Spool Assembly, Each

Part Number: RRA-18-2286

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Sierra Marine Gear Kits 18-1289

Marine Drive Unit Components, Reverse Gear, Each

Part Number: RRA-18-1289

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Sierra Marine Fuel Gaskets 18-99144

Marine Drive Unit Components, Fuel Gasket, Each

Part Number: RRA-18-99144

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Sierra Marine Gear Kits 18-1291

Marine Drive Unit Components, Gear Set, Kit

Part Number: RRA-18-1291

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Sierra Marine Bearing Carrier Retainer Tools 18-0227

Marine Drive Unit Components, Shim, Bearing Carrier Shim, 0.003 in. Thick, Green, Each

Part Number: RRA-18-0227

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Sierra Marine Pinion Bearings 18-1170

Marine Drive Unit Components, Lower Pinion Bearing, Each

Part Number: RRA-18-1170

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Sierra Marine Drive Shimming Tools 18-2295

Shim Kit

Part Number: RRA-18-2295

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Sierra Marine Retaining Springs 18-2399

Marine Drive Unit Components, Retaining Spring, Each

Part Number: RRA-18-2399

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Performance & Replacement Transmission & Drivetrain Parts