Performance Transmission & Drivetrain at Summit Racing

Sierra Marine Gearcase Seal Kits 18-8357

Marine Drive Unit Components, Complete Gearcase Seal Kit, Each

Part Number: RRA-18-8357

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 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: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

Sierra Marine Bushings 18-2154

Marine Drive Unit Components, Shift Shaft Housing Bushing, Bushing, Each

Part Number: RRA-18-2154

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

Sierra Marine Bushings 18-2155

Marine Drive Unit Components, Shift Shaft Housing Bushing, Bushing, Each

Part Number: RRA-18-2155

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

Sierra Marine Prop Shafts 18-2187

Marine Drive Unit Components, Prop Shaft, 17 7/8 in. Long, Each

Part Number: RRA-18-2187

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 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: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

Sierra Marine Shift Housing Gaskets 18-2855-9

Marine Drive Unit Components, Shift Housing Gasket, Johnson/Evinrude Outboard, Pair

Part Number: RRA-18-2855-9

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

Sierra Marine Tilt Clutch Cover Gaskets 18-2863

Marine Drive Unit Components, Tilt Clutch Cover Gasket, OMC Stern Drive, Pair

Part Number: RRA-18-2863

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

Sierra Marine Gearcase Overhaul Kits 18-2591

Marine Drive Unit Components, Complete Gearcase Overhaul Kit, Borg-Warner Velvet Drive, Kit

Part Number: RRA-18-2591

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 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: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 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: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

Sierra Marine Forward Gear Sets 18-1287

Marine Drive Unit Components, Forward Gear, Bushing, Kit

Part Number: RRA-18-1287

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 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: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

Sierra Marine Clutch Dogs 18-1290

Marine Drive Unit Components, Clutch Dog, Each

Part Number: RRA-18-1290

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 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: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

Sierra Marine Gear Kits 18-1293

Marine Drive Unit Components, Gear Set, Kit

Part Number: RRA-18-1293

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

Sierra Marine Gear Kits 18-2220

Marine Drive Unit Components, Sliding Clutch, Each

Part Number: RRA-18-2220

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

Sierra Marine Gear Kits 18-2236

Marine Drive Unit Components, Sliding Clutch, Each

Part Number: RRA-18-2236

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 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: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

Sierra Marine Forward Gear Sets 18-1564

Marine Drive Unit Components, Gear Set, Forward Gear, 1.87:1 Ratio, Kit

Part Number: RRA-18-1564

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 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: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

Sierra Marine Gear Kits 18-2219

Marine Drive Unit Components, Reverse Gear, Each

Part Number: RRA-18-2219

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

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: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 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: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

Sierra Marine Shift Assist Kits 18-5888

Marine Drive Unit Components, Shift Assist Module Kit, Each

Part Number: RRA-18-5888

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

Performance & Replacement Transmission & Drivetrain Parts