YAMAHA YZ450F Powersports Piston and Ring Kits

Pro-X Racing Parts Piston Kits for 2013-2015 EC 450F, 2003-2015 WR450F, 2003-2009 YZ450F - 01.2429.A

ProX Piston Kit YZ450F '03-09/WR450F '03-15 12.5:1 (94.95mm)

Part Number: PXR-01-2429-A

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

Wiseco Powersports Piston Kits for 2003-2005 WR450F, YZ450F - PK1358

Wiseco Powersports Piston Kits for 2003-2005 WR450F, YZ450F - PK1358

Piston and Ring Kit, Forged Aluminum, 97.000mm Bore, Yamaha, Kit

Part Number: WIS-PK1358

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2026 if ordered today

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Estimated Ship Date: Dec 11, 2026 if ordered today

Pro-X Racing Parts Piston Kits 01.2450.B

ProX Piston Kit YZ450F '20-22+WR450F '21-22 13.0:1 (96.96mm)

Part Number: PXR-01-2450-B

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Estimated Ship Date: Dec 7, 2026 if ordered today

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Estimated Ship Date: Dec 7, 2026 if ordered today

Wiseco Powersports Piston Kits for 2013-2015 EC 450F, 2003-2015 WR450F, 2003-2009 YZ450F - 4785M09700

Piston and Ring Kit, Forged Aluminum, 97.000mm Bore, Yamaha, Kit

Part Number: WIS-4785M09700

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2026 if ordered today

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Estimated Ship Date: Dec 11, 2026 if ordered today

Pro-X Racing Parts Piston Kits 01.2450.A

ProX Piston Kit YZ450F '20-22+WR450F '21-22 13.0:1 (96.95mm)

Part Number: PXR-01-2450-A

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

Vertex High-Compression Piston Kits for 2016-2018 WR450F, 2014-2017 YZ450F - 23960C

T-BX FRG H-CMP PIS KT 13.7:1

Part Number: VPX-23960C

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Estimated Ship Date: Dec 7, 2026 if ordered today

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Estimated Ship Date: Dec 7, 2026 if ordered today

Vertex High-Compression Piston Kits for 2016-2018 WR450F, 2014-2018 YZ450F - 23959B

FORGED HIGH COMP PISTON KIT

Part Number: VPX-23959B

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Estimated Ship Date: Dec 7, 2026 if ordered today

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Estimated Ship Date: Dec 7, 2026 if ordered today

Namura Technologies Top-End Repair Kits for 2003-2006 WR450F, 2003-2005 YZ450F - 185-F4045

TOP END GASKET KIT, TOP END REPAIR KIT (FORGED PISTON)

Part Number: NTI-FX-40045K

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

Pro-X Racing Parts Piston Kits 01.2453.C

Piston Kit, 97.000mm Bore, Forged Aluminum, Floating Wrist Pin, Wrist Pin Retainers, Piston Measures 96.97mm, Yamaha, Kit

Part Number: PXR-01-2453-C

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Estimated Ship Date: Dec 7, 2026 if ordered today

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Estimated Ship Date: Dec 7, 2026 if ordered today

Namura Technologies Piston Kits for 2013-2015 EC 450F, 2003-2015 WR450F, 2003-2005 YZ450F - FX-40045-B

PISTON KIT FORGED 94.96/+0.01 12.5:1 GAS/YAM

Part Number: NTI-FX-40045-B

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

Vertex Top-End Piston Kits for 2010-2013 YZ450F - VTKTC23562B

TOP END KIT FR WITH CAM CHAIN

Part Number: VPX-VTKTC23562B

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Estimated Ship Date: Dec 7, 2026 if ordered today

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Estimated Ship Date: Dec 7, 2026 if ordered today

Vertex Big Bore Piston Kits 24461A

VERTEX FORGED BIG BORE PISTON KIT

Part Number: VPX-24461A

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Estimated Ship Date: Dec 7, 2026 if ordered today

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Estimated Ship Date: Dec 7, 2026 if ordered today

Vertex Replica Piston Kits for 2003-2015 WR450F, 2003-2009 YZ450F - 22915A

VERTEX PISTON KIT

Part Number: VPX-22915A

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Estimated Ship Date: Dec 7, 2026 if ordered today

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Estimated Ship Date: Dec 7, 2026 if ordered today

Vertex High-Compression Piston Kits for 2016-2018 WR450F, 2014-2017 YZ450F - 23960A

T-BX FRG H-CMP PIS KT 13.7:1

Part Number: VPX-23960A

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

Wiseco Powersports Piston Kits for 2007-2015 WR450F, 2006-2009 YZ450F - PK1360

Piston and Ring Kit, Forged Aluminum, 97.000mm Bore, Yamaha, Kit

Part Number: WIS-PK1360

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2026 if ordered today

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Estimated Ship Date: Dec 11, 2026 if ordered today

Wiseco Powersports Piston Kits for 2016-2018 WR250F, YZ450FX, 2014-2017 YZ450F - 40111M09700

Piston and Ring Kit, Forged Aluminum, 97.000mm Bore, Yamaha, Kit

Part Number: WIS-40111M09700

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2026 if ordered today

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Estimated Ship Date: Dec 11, 2026 if ordered today

Pro-X Racing Parts Piston Kits for 2013-2015 EC 450F, 2003-2015 WR450F, 2003-2009 YZ450F - 01.2429.B

ProX Piston Kit YZ450F '03-09/WR450F '03-15 12.5:1 (94.96mm)

Part Number: PXR-01-2429-B

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

Pro-X Racing Parts Piston Kits for 2019-2020 WR450F, YZ450FX, 2018-2019 YZ450F - 01.2448.C

ProX Piston Kit YZ450F '18-19 + YZ450FX '19-20 (96.97mm)

Part Number: PXR-01-2448-C

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