Performance Transmission & Drivetrain at Summit Racing

Sierra Marine Clutch Dogs 18-1290

Marine Drive Unit Components, Clutch Dog, Each

Part Number: RRA-18-1290

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

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 18-6752

Marine Drive Unit Components, Hydraulic Trim Pump Assembly, Metal Bracket, Kit

Part Number: RRA-18-6752

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 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 Upper Gear Kits 18-6352

Marine Drive Unit Components, Upper Gears, Kit

Part Number: RRA-18-6352

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 Clutch Dogs 18-2287

Clutch Dog, Johnson/Evinrude, OMC, Each

Part Number: RRA-18-2287

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: 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: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Sierra Marine Housing Gaskets 18-2881-9

Marine Drive Unit Components, Housing to Tank Gasket, Pair

Part Number: RRA-18-2881-9

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 Gear Kits 18-2348

Marine Drive Unit Components, Clutch Cross Pin Spring, Each

Part Number: RRA-18-2348

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 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: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

Sierra Marine Oil Seals 18-0650

Marine Drive Unit Components, Gasket, Oil Seal Housing Gasket, Each

Part Number: RRA-18-0650

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 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: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Sierra Marine Shift Rod Gaskets 18-0882-9

Marine Drive Unit Components, Gaskets, Shift Rod, Johnson/Evinrude Outboard, Pair

Part Number: RRA-18-0882-9

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 Drive Shimming Tools 18-2232

Marine Drive Unit Components, Shim, 1.22 in. Diameter, 0.003 in. Thick, Each

Part Number: RRA-18-2232

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 18-2221

Marine Drive Unit Components, Gear Set, Kit

Part Number: RRA-18-2221

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 Prop Shafts 18-2288

Marine Drive Unit Components, Prop Shaft 13 13/32 in. Long, Each

Part Number: RRA-18-2288

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 Drain Plugs 18-23871-9

Marine Drive Unit Components, Lower Unit Drain, Fill Screw, Set of 50

Part Number: RRA-18-23871-9

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 Shafts 18-73131

Marine Drive Unit Components, Gimbal Ring Shaft, Each

Part Number: RRA-18-73131

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 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: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 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: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 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: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Sierra Marine Pinion Nuts 18-3769

Marine Drive Unit Components, Pinion Nut, Each

Part Number: RRA-18-3769

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