YAMAHA YFZ450R Parts and Accessories

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Cylinder Works Big Bore Cylinder Kits 422-21003K2

Cylinder Kit, Forged Aluminum, 3.00mm Oversize Bore, Yamaha, Set

Part Number: CLW-21003-K02

Not Yet Reviewed

Estimated Ship Date: Monday 11/16/2026 if shipped by air

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Estimated Ship Date: Monday 11/16/2026 if shipped by air

Rebuild Kit, Complete Bottom End, Yamaha, YFZ450R, YFZ450X, Kit

Part Number: HRI-CBK0179

Not Yet Reviewed

Estimated Ship Date: Nov 30, 2026 if ordered today

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Estimated Ship Date: Nov 30, 2026 if ordered today

STD BORE KIT HI COMP

Part Number: CLW-20003-K02HC

Not Yet Reviewed

Estimated Ship Date: Dec 7, 2026 if ordered today

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Estimated Ship Date: Dec 7, 2026 if ordered today

Muffler, Factory 4.1 RCT Slip-On, Hexagon, Titanium, Blue Anodized, Turndown Outlet, Yamaha, Each

Part Number: FMF-044400

Not Yet Reviewed

Estimated Ship Date: Nov 30, 2026 if ordered today

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Estimated Ship Date: Nov 30, 2026 if ordered today

Clutch, Core Manual Clutch Kit, Aluminum Inner Hub, Clutch Springs, Steel Clutch Plates, Aluminum Pressure Plate, Yamaha, Kit

Part Number: REK-RMS-7074

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2026 if ordered today

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Estimated Ship Date: Dec 3, 2026 if ordered today