2020 YAMAHA | Summit Racing

Pro-X Racing Parts - Powersports Wrist Pin Bushings and Bearings for 2014-2020 YFZ450R, YFZ450R SE - 22.364523F-1

ProX Big End Cage (36x45x23) YFZ450R '09-21

Part Number: PXR-22-364523F-1

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Pro-X Racing Parts Valve Shims 29.948122.5

ProX Valve Shim 9.48 x 1.225 mm. (5 pcs.)

Part Number: PXR-29-948122-5

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Pro-X Racing Parts Powersports Wrist Pins 04.1439

ProX Piston Pin 14 x 39.00mm CR/YZ 80

Part Number: PXR-04-1439

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Pro-X Racing Parts Valve Shims 29.948312.5

ProX Valve Shim 9.48 x 3.125 mm. (5 pcs.)

Part Number: PXR-29-948312-5

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Pro-X Racing Parts Valve Shims 29.948182.5

ProX Valve Shim 9.48 x 1.825 mm. (5 pcs.)

Part Number: PXR-29-948182-5

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Pro-X Racing Parts Valve Shims 29.948172.5

ProX Valve Shim 9.48 x 1.725 mm. (5 pcs.)

Part Number: PXR-29-948172-5

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Pro-X Racing Parts Valve Shims 29.948307.5

ProX Valve Shim 9.48 x 3.075 mm. (5 pcs.)

Part Number: PXR-29-948307-5

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Pro-X Racing Parts Piston Pin Bearings 21.1111

ProX Piston Bearing CR80/85 '86-07 + YZ80/85 '93-22 +KTM85SX

Part Number: PXR-21-1111

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Pro-X Racing Parts Valve Shims 29.948220

ProX Valve Shim 9.48 x 2.20 mm. (5 pcs.)

Part Number: PXR-29-948220

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Pro-X Racing Parts Valve Shims 29.948270

ProX Valve Shim 9.48 x 2.70 mm. (5 pcs.)

Part Number: PXR-29-948270

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Pro-X Racing Parts Valve Shims 29.VSA948

ProX Valve Shim Assortment 450cc 9.48 from 1.20 to 3.50

Part Number: PXR-29-VSA948

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Pro-X Racing Parts Valve Shims 29.VSA948-2

ProX Valve Shim Assortment 450cc 9.48 from 1.225 to 3.475

Part Number: PXR-29-VSA948-2

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Pro-X Racing Parts Cam Chains 31.2432

Powersports Timing Chains, Yamaha, Each

Part Number: PXR-31-2432

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Pro-X Racing Parts Cam Chains 31.2916

Powersports Timing Chains, Yamaha, Each

Part Number: PXR-31-2916

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Pro-X Racing Parts Valve Shims 29.748267.5

ProX Valve Shim 7.48 x 2.675 mm. (5 pcs.)

Part Number: PXR-29-748267-5

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Pro-X Racing Parts Piston Kits 01.2321.A

ProX Piston Kit YZ250 '99-22 + RM250 '03-12 (66.35mm)

Part Number: PXR-01-2321-A

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Pro-X Racing Parts Ignition Cover Gaskets for 2018-2023 YZ65, 2002-2023 YZ85, 2019-2023 YZ85 LW - 19.G92102

Powersports Ignition and Magneto Cover Gaskets, Ignition Cover, Yamaha, Each

Part Number: PXR-19-G92102

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Pro-X Racing Parts Wheel Bearings for 1981-2025 PW50 - 23.S115005

Powersports Drivetrain Bearings and Seals, Wheel Bearing, Steel, Yamaha, Set

Part Number: PXR-23-S115005

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Pro-X Racing Parts Powersports Wrist Pin Bushings and Bearings 21.1000

ProX Piston Pin Bearing NE50/Vision 10x14x12.5

Part Number: PXR-21-1000

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Pro-X Racing Parts Valve Shims 29.748162.5

ProX Valve Shim 7.48 x 1.625 mm. (5 pcs.)

Part Number: PXR-29-748162-5

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Pro-X Racing Parts Chain Rollers 33.0009

ProX Chain Roller KX60/80 '83-00 + YZ80/85 '83-22

Part Number: PXR-33-0009

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Pro-X Racing Parts Chain Rollers 33.0007

ProX Chain Roller CRF250R '04-09 + CRF450R '02-09

Part Number: PXR-33-0007

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

FMF Racing Powercore 2 Silencers 024036

Exhaust Silencer, Powercore 2, Oval, Aluminum/ Stainless Steel, Natural, Turndown Tip, Yamaha, Each

Part Number: FMF-024036

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

Hot Cams Drop-In Performance Camshafts 68-2184

Camshaft, CAMSHAFT STAGE 2

Part Number: HCP-4288-2IN

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

All Balls Racing Caliper Rebuild Kits 21-83042

Brake Caliper Rebuild Kits, All Balls Racing Caliper Rebuild Kits, O-Ring Seal Kit, Rear, Yamaha, Sold as a Kit

Part Number: ALB-18-3042

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

2020 YAMAHA Parts and Accessories