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2021 Yamaha YZ450F Parts & Accessories

1464ProductsProduct

Stock fitment for this vehicle

Front Tire: 80/100-21
Rear Tire: 120/80-19
Air Filter: View All
Oil Filter: View All
Front Brake Pads: View All
Rear Brake Pads: View All
Battery: BR98
Spark Plug: LMAR8G

For reference only, please consult your owner’s manual to confirm your fitment.

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Vortex Front Sprocket Yamaha / Kawasaki 250cc-660cc 1999-2024

Fits your 2021 Yamaha YZ450F

Vortex Front Sprocket Yamaha / Kawasaki 250cc-660cc 1999-2024

$21^.²¹ $22^.¹⁶

FMF Factory 4.1 RCT Slip-On Exhaust Yamaha YZ450F / FX / WR450F 2018-2022

Fits your 2021 Yamaha YZ450F

FMF Factory 4.1 RCT Slip-On Exhaust Yamaha YZ450F / FX / WR450F 2018-2022

$562^.⁴⁹ $719^.⁹⁹

Rekluse Radius CX Replacement Clutch Pack Kit Yamaha / Gas Gas 250cc-450cc 1999-2024

Fits your 2021 Yamaha YZ450F

Rekluse Radius CX Replacement Clutch Pack Kit Yamaha / Gas Gas 250cc-450cc 1999-2024

Twin Air Air Filter Yamaha YZ250F / YZ450F / WR450F 2018-2024

Fits your 2021 Yamaha YZ450F

Twin Air Air Filter Yamaha YZ250F / YZ450F / WR450F 2018-2024

Flo Motorsports Pro Series Foot Pegs Yamaha / Sherco 85cc-450cc 1999-2024

Fits your 2021 Yamaha YZ450F

Flo Motorsports Pro Series Foot Pegs Yamaha / Sherco 85cc-450cc 1999-2024

$167^.⁹⁵ $188^.⁹⁵

Hinson Billetproof Clutch Basket Yamaha YZ450F / WR450F 2004-2022

Fits your 2021 Yamaha YZ450F

Hinson Billetproof Clutch Basket Yamaha YZ450F / WR450F 2004-2022

Trail Tech Endurance II Speedometer Beta / Husqvarna / Honda / Kawasaki / Suzuki / Yamaha

Fits your 2021 Yamaha YZ450F

Trail Tech Endurance II Speedometer Beta / Husqvarna / Honda / Kawasaki / Suzuki / Yamaha

Twin Air High Pressure Radiator Cap Honda / Kawasaki / Suzuki / Yamaha 125cc-450cc

Fits your 2021 Yamaha YZ450F

Twin Air High Pressure Radiator Cap Honda / Kawasaki / Suzuki / Yamaha 125cc-450cc

Moto Master Flame Fixed Front Rotor Yamaha 125cc-450cc 2016-2024

Fits your 2021 Yamaha YZ450F

Moto Master Flame Fixed Front Rotor Yamaha 125cc-450cc 2016-2024

Pro Taper Race Spec Rear Aluminum Sprocket Honda / Yamaha 125cc-600cc 1983-2024

Fits your 2021 Yamaha YZ450F

Pro Taper Race Spec Rear Aluminum Sprocket Honda / Yamaha 125cc-600cc 1983-2024

Vortex Steel Rear Sprocket Honda / Yamaha 125cc-600cc 1983-2024

Fits your 2021 Yamaha YZ450F

Vortex Steel Rear Sprocket Honda / Yamaha 125cc-600cc 1983-2024

$46^.⁷⁴ $51^.⁴⁹

Fits your 2021 Yamaha YZ450F

Pro Taper Profile Pro XPS Front Brake Lever Kawasaki / Yamaha

EBC FA367R R Series Sintered Rear Brake Pads

Fits your 2021 Yamaha YZ450F

EBC FA367R R Series Sintered Rear Brake Pads

ASV C6 Clutch Lever w/ Pro Perch Honda / Yamaha / Suzuki / Kawasaki / Husqvarna / Aprilia

Fits your 2021 Yamaha YZ450F

ASV C6 Clutch Lever w/ Pro Perch Honda / Yamaha / Suzuki / Kawasaki / Husqvarna / Aprilia

4 Colors Available

XTrig Pre-Load Adjuster Yamaha YZ250F / YZ450F 2018-2024

Fits your 2021 Yamaha YZ450F

XTrig Pre-Load Adjuster Yamaha YZ250F / YZ450F 2018-2024

Zeta Adjustable Lowering Link Yamaha 250cc-450cc 2010-2024

Fits your 2021 Yamaha YZ450F

Zeta Adjustable Lowering Link Yamaha 250cc-450cc 2010-2024

Excel Takasago 1.60" x 21" Front Rim Honda / Yamaha / Kawasaki / Suzuki / KTM / Husqvarna / Gas Gas / Beta / Husaberg

Fits your 2021 Yamaha YZ450F

Excel Takasago 1.60" x 21" Front Rim Honda / Yamaha / Kawasaki / Suzuki / KTM / Husqvarna / Gas Gas / Beta / Husaberg

$162^.⁸³ $206^.²¹

5 Colors Available

FMF Titanium Heat Shield Yamaha YZ250F / YZ450F 2019-2024

Fits your 2021 Yamaha YZ450F

FMF Titanium Heat Shield Yamaha YZ250F / YZ450F 2019-2024

Flo Motorsports Pro 160 Clutch Lever Yamaha 65cc-450cc 2009-2024

Fits your 2021 Yamaha YZ450F

Flo Motorsports Pro 160 Clutch Lever Yamaha 65cc-450cc 2009-2024

Sunstar Rear Steel Sprocket Honda / Yamaha 125cc-600cc 1983-2024

Fits your 2021 Yamaha YZ450F

Sunstar Rear Steel Sprocket Honda / Yamaha 125cc-600cc 1983-2024

$49^.⁹⁵ $61^.⁹⁵

All Balls Racing Fork Seal Kit Beta / Gas Gas / KTM / Husqvarna / Kawasaki / Yamaha / Honda

Fits your 2021 Yamaha YZ450F

All Balls Racing Fork Seal Kit Beta / Gas Gas / KTM / Husqvarna / Kawasaki / Yamaha / Honda

Moose Racing Bolt-On Steel Kickstand Yamaha YZ250F / FX / YZ450F / FX 2010-2024

Fits your 2021 Yamaha YZ450F

Moose Racing Bolt-On Steel Kickstand Yamaha YZ250F / FX / YZ450F / FX 2010-2024

Renthal Twinring Rear Sprocket Honda / Yamaha 125cc-600cc 1983-2024

Fits your 2021 Yamaha YZ450F

Renthal Twinring Rear Sprocket Honda / Yamaha 125cc-600cc 1983-2024

$119^.⁶⁶ $125^.⁹⁶

Acerbis X-Power Clutch and Ignition Covers Yamaha YZ450F / FX / WR450F 2018-2023

Fits your 2021 Yamaha YZ450F

Acerbis X-Power Clutch and Ignition Covers Yamaha YZ450F / FX / WR450F 2018-2023

Video Available

2 Colors Available

Zeta Fork Lowering Kit Yamaha WR450F / YZ250F / YZ450F / X 2018-2024

Fits your 2021 Yamaha YZ450F

Zeta Fork Lowering Kit Yamaha WR450F / YZ250F / YZ450F / X 2018-2024

Zeta Oil Filler Plug Honda / Kawasaki / Yamaha

Fits your 2021 Yamaha YZ450F

Zeta Oil Filler Plug Honda / Kawasaki / Yamaha

Pro Taper Billet Throttle Tube Suzuki / Kawasaki / Yamaha 250cc-450cc

Fits your 2021 Yamaha YZ450F

Pro Taper Billet Throttle Tube Suzuki / Kawasaki / Yamaha 250cc-450cc

Cycra Full Armor Skid Plate Yamaha YZ250F / YZ450F 2018-2024

Fits your 2021 Yamaha YZ450F

Cycra Full Armor Skid Plate Yamaha YZ250F / YZ450F 2018-2024

3 Colors Available

Enduro Engineering Front Brake Rotor Guard Yamaha 250cc-450cc 2014-2024

Fits your 2021 Yamaha YZ450F

Enduro Engineering Front Brake Rotor Guard Yamaha 250cc-450cc 2014-2024

Zeta Aluminum Footpegs Yamaha / Gas Gas 65cc-450cc 1997-2024

Fits your 2021 Yamaha YZ450F

Zeta Aluminum Footpegs Yamaha / Gas Gas 65cc-450cc 1997-2024

Yoshimura RS-12 Heat Shield Kit Yamaha YZ250F / YZ450F 2019-2024

Fits your 2021 Yamaha YZ450F

Yoshimura RS-12 Heat Shield Kit Yamaha YZ250F / YZ450F 2019-2024

$94^.⁹⁵ $109^.⁰⁰

All Balls Racing Fuel Pump Kit Yamaha 250cc-450cc 2008-2024

Fits your 2021 Yamaha YZ450F

All Balls Racing Fuel Pump Kit Yamaha 250cc-450cc 2008-2024

Mika Metals Rear Aluminum Sprocket Honda / Yamaha 125cc-600cc 1983-2024

Fits your 2021 Yamaha YZ450F

Mika Metals Rear Aluminum Sprocket Honda / Yamaha 125cc-600cc 1983-2024

ARC Flex Front Brake Lever Kawasaki / Yamaha 125cc-450cc 2007-2024

Fits your 2021 Yamaha YZ450F

ARC Flex Front Brake Lever Kawasaki / Yamaha 125cc-450cc 2007-2024

$79^.⁹⁹ $84^.⁹⁵

Flo Motorsports Pro 160 Brake Lever Yamaha / Kawasaki 125cc-450cc 2007-2024

Fits your 2021 Yamaha YZ450F

Flo Motorsports Pro 160 Brake Lever Yamaha / Kawasaki 125cc-450cc 2007-2024

Moose Racing Fork Rebuild Kit Gas Gas / Husqvarna / Honda / Yamaha / Sherco / TM / Kawasaki

Fits your 2021 Yamaha YZ450F

Moose Racing Fork Rebuild Kit Gas Gas / Husqvarna / Honda / Yamaha / Sherco / TM / Kawasaki

K&N Oil Filter KN-140

Fits your 2021 Yamaha YZ450F

K&N Oil Filter KN-140

Zeta 3D Chain Guide Yamaha 125cc-450cc 2007-2024

Fits your 2021 Yamaha YZ450F

Zeta 3D Chain Guide Yamaha 125cc-450cc 2007-2024

Renthal Ultralight Rear Aluminum Sprocket Honda / Yamaha 125cc-600cc 1983-2024

Fits your 2021 Yamaha YZ450F

Renthal Ultralight Rear Aluminum Sprocket Honda / Yamaha 125cc-600cc 1983-2024

$62^.⁹⁶ $93^.⁵⁶

Renthal Grooved Front Sprocket Yamaha / Kawasaki 250cc-660cc 1999-2024

Fits your 2021 Yamaha YZ450F

Renthal Grooved Front Sprocket Yamaha / Kawasaki 250cc-660cc 1999-2024

Moose Racing Rear Rotor Guard Yamaha 125cc-450cc

Fits your 2021 Yamaha YZ450F

Moose Racing Rear Rotor Guard Yamaha 125cc-450cc

UFO Side Panels Yamaha YZ250F / FX / WR250F / YZ450F / FX / WR450F 2018-2024

Fits your 2021 Yamaha YZ450F

UFO Side Panels Yamaha YZ250F / FX / WR250F / YZ450F / FX / WR450F 2018-2024

3 Colors Available

Galfer Off Road Front Brake Line FK003D622

Fits your 2021 Yamaha YZ450F

Galfer Off Road Front Brake Line FK003D622

Hinson Cushion Kit Yamaha YZ450F / YZ450FX 2003-2022

Fits your 2021 Yamaha YZ450F

Hinson Cushion Kit Yamaha YZ450F / YZ450FX 2003-2022

Pro Taper Race Spec Front Sprocket Yamaha / Kawasaki 250cc-660cc 1999-2024

Fits your 2021 Yamaha YZ450F

Pro Taper Race Spec Front Sprocket Yamaha / Kawasaki 250cc-660cc 1999-2024

$24^.⁵⁶ $25^.⁰⁶

TM Designworks Rear Brake Caliper Guard Yamaha YZ / YZ-F / WR-F 125cc-450cc 2006-2024

Fits your 2021 Yamaha YZ450F

TM Designworks Rear Brake Caliper Guard Yamaha YZ / YZ-F / WR-F 125cc-450cc 2006-2024

2 Colors Available

Acerbis K-Future Handguards Yamaha 125cc-450cc

Fits your 2021 Yamaha YZ450F

Acerbis K-Future Handguards Yamaha 125cc-450cc

4 Colors Available

Twin Air Air Box Cover Yamaha 250cc-450cc 2019-2024

Fits your 2021 Yamaha YZ450F

Twin Air Air Box Cover Yamaha 250cc-450cc 2019-2024

Galfer HH Sintered Front Brake Pads FD364

Fits your 2021 Yamaha YZ450F

Galfer HH Sintered Front Brake Pads FD364

Galfer HH Sintered Rear Brake Pads FD286G1396

Fits your 2021 Yamaha YZ450F

Galfer HH Sintered Rear Brake Pads FD286G1396

PC Racing FLO Shroud Air Filters Yamaha 250cc-450cc 2010-2024

Fits your 2021 Yamaha YZ450F

PC Racing FLO Shroud Air Filters Yamaha 250cc-450cc 2010-2024

Acerbis X-Brake Disc Cover Mount Yamaha YZ250F / YZ450F / YZ250FX / YZ450FX 2014-2024

Fits your 2021 Yamaha YZ450F

Acerbis X-Brake Disc Cover Mount Yamaha YZ250F / YZ450F / YZ250FX / YZ450FX 2014-2024

$33^.²⁶ $39^.⁵⁶

2 Colors Available

Acerbis Lower Fork Covers Yamaha 125cc-450cc 2010-2024

Fits your 2021 Yamaha YZ450F

Acerbis Lower Fork Covers Yamaha 125cc-450cc 2010-2024

6 Colors Available

No Toil Standard Air Filter Yamaha 250cc-450cc 2018-2024

Fits your 2021 Yamaha YZ450F

No Toil Standard Air Filter Yamaha 250cc-450cc 2018-2024

D'COR Visuals Frame Grip Tape Yamaha YZ250F / FX / YZ450F / FX 2018-2024

Fits your 2021 Yamaha YZ450F

D'COR Visuals Frame Grip Tape Yamaha YZ250F / FX / YZ450F / FX 2018-2024

2 Colors Available

Factory Effex Swingarm Graphics Yamaha YZ250F / YZ450F 2009-2024

Fits your 2021 Yamaha YZ450F

Factory Effex Swingarm Graphics Yamaha YZ250F / YZ450F 2009-2024

Polisport Fork Guards Yamaha YZ250F / FX / YZ450F / FX 2010-2024 / YZ125 / X / YZ250 / X 2015-2024

Fits your 2021 Yamaha YZ450F

Polisport Fork Guards Yamaha YZ250F / FX / YZ450F / FX 2010-2024 / YZ125 / X / YZ250 / X 2015-2024

4 Colors Available

ARC Master Cylinder Banjo Bolt Guard Yamaha 125cc-450cc 1998-2024

Fits your 2021 Yamaha YZ450F

ARC Master Cylinder Banjo Bolt Guard Yamaha 125cc-450cc 1998-2024

Acerbis Rear Fender Yamaha YZ250F / FX / WR250F / YZ450F / FX / WR450F 2018-2024

Fits your 2021 Yamaha YZ450F

Acerbis Rear Fender Yamaha YZ250F / FX / WR250F / YZ450F / FX / WR450F 2018-2024

4 Colors Available

JT Sprockets Rear Steel Sprocket Honda / Yamaha 125cc-600cc 1983-2024

Fits your 2021 Yamaha YZ450F

JT Sprockets Rear Steel Sprocket Honda / Yamaha 125cc-600cc 1983-2024

$23^.⁹⁷ $30^.⁹⁵

HiFloFiltro Premium Oil Filter HF140

Fits your 2021 Yamaha YZ450F

HiFloFiltro Premium Oil Filter HF140

Acerbis Fork Shoe Protectors Yamaha YZ125 / YZ250 / X / YZ250F / YZ450F 2007-2024

Fits your 2021 Yamaha YZ450F

Acerbis Fork Shoe Protectors Yamaha YZ125 / YZ250 / X / YZ250F / YZ450F 2007-2024

4 Colors Available

HiFloFiltro Air Filter Yamaha YZ250F / FX / WR250F / YZ450F / FX / WR450F 2018-2024

Fits your 2021 Yamaha YZ450F

HiFloFiltro Air Filter Yamaha YZ250F / FX / WR250F / YZ450F / FX / WR450F 2018-2024

Sunstar Front Sprocket Yamaha / Kawasaki 250cc-660cc 1999-2024

Fits your 2021 Yamaha YZ450F

Sunstar Front Sprocket Yamaha / Kawasaki 250cc-660cc 1999-2024

$22^.⁹⁵ $23^.⁹⁵

Maxima ProFilter Pre Oiled Air Filter Yamaha YZ250F / YZ450F / YZ450FX 2018-2022

Fits your 2021 Yamaha YZ450F

Maxima ProFilter Pre Oiled Air Filter Yamaha YZ250F / YZ450F / YZ450FX 2018-2022

Moose Racing Clutch Cable Yamaha 250cc-450cc 2018-2024

Fits your 2021 Yamaha YZ450F

Moose Racing Clutch Cable Yamaha 250cc-450cc 2018-2024

Acerbis Replacement Chain Block Insert Honda / Kawasaki / Yamaha 250cc-450cc

Fits your 2021 Yamaha YZ450F

Acerbis Replacement Chain Block Insert Honda / Kawasaki / Yamaha 250cc-450cc

5 Colors Available

Zeta Fork Guard Bolt Kit Yamaha YZ / YZ-F / YZ-FX / YZ-X

Fits your 2021 Yamaha YZ450F

Zeta Fork Guard Bolt Kit Yamaha YZ / YZ-F / YZ-FX / YZ-X

Moose Racing Steering Stem Nut Yamaha 125cc-450cc 1994-2024

Fits your 2021 Yamaha YZ450F

Moose Racing Steering Stem Nut Yamaha 125cc-450cc 1994-2024

Zeta Magnetic Oil Drain Bolt Yamaha WR / YZ / F / FX

Fits your 2021 Yamaha YZ450F

Zeta Magnetic Oil Drain Bolt Yamaha WR / YZ / F / FX

BikeMaster Oil Filter BM-140

Fits your 2021 Yamaha YZ450F

BikeMaster Oil Filter BM-140

IMS Super Stock Footpegs Yamaha 85cc-450cc / Gas Gas 200cc-300cc 1997-2023

Fits your 2021 Yamaha YZ450F

IMS Super Stock Footpegs Yamaha 85cc-450cc / Gas Gas 200cc-300cc 1997-2023

Moose Racing Pro Skid Plate Yamaha YZ450F / FX / WR450F 2019-2021

Fits your 2021 Yamaha YZ450F

Moose Racing Pro Skid Plate Yamaha YZ450F / FX / WR450F 2019-2021

Galfer Wave Rear Rotor DF531W

Fits your 2021 Yamaha YZ450F

Galfer Wave Rear Rotor DF531W

Yoshimura RS-4 Slip-On Exhaust Yamaha YZ450F / FX / WR450F 2018-2023

Fits your 2021 Yamaha YZ450F

Yoshimura RS-4 Slip-On Exhaust Yamaha YZ450F / FX / WR450F 2018-2023

Enduro Engineering Skid Plate Yamaha YZ250F / YZ450F 2018-2024

Fits your 2021 Yamaha YZ450F

Enduro Engineering Skid Plate Yamaha YZ250F / YZ450F 2018-2024

Galfer Semi-Metallic Rear Brake Pads FD286

Fits your 2021 Yamaha YZ450F

Galfer Semi-Metallic Rear Brake Pads FD286

FMF Q4 HEX S/A Slip-On Exhaust Yamaha YZ450F / FX / WR450F 2018-2023

Fits your 2021 Yamaha YZ450F

FMF Q4 HEX S/A Slip-On Exhaust Yamaha YZ450F / FX / WR450F 2018-2023

IMS Fuel Tank Yamaha YZ250F / YZ450F 2018-2022

Fits your 2021 Yamaha YZ450F

IMS Fuel Tank Yamaha YZ250F / YZ450F 2018-2022

FMF PowerCore 4 HEX Slip-On Exhaust Yamaha YZ450F / FX / WR450F 2018-2022

Fits your 2021 Yamaha YZ450F

FMF PowerCore 4 HEX Slip-On Exhaust Yamaha YZ450F / FX / WR450F 2018-2022

Moose Racing Forged Shift Lever Yamaha 250cc-450cc 2018-2024

Fits your 2021 Yamaha YZ450F

Moose Racing Forged Shift Lever Yamaha 250cc-450cc 2018-2024

No Toil Pre Oiled Air Filter Yamaha 250cc-450cc 2018-2024

Fits your 2021 Yamaha YZ450F

No Toil Pre Oiled Air Filter Yamaha 250cc-450cc 2018-2024

Magura HYMEC Hydraulic Clutch System Kawasaki / Suzuki / Yamaha 250cc-450cc

Fits your 2021 Yamaha YZ450F

Magura HYMEC Hydraulic Clutch System Kawasaki / Suzuki / Yamaha 250cc-450cc

Enduro Engineering Rear Disc Guard Yamaha YZ250F / YZ450F 2020-2024

Fits your 2021 Yamaha YZ450F

Enduro Engineering Rear Disc Guard Yamaha YZ250F / YZ450F 2020-2024

Acerbis Full Plastic Kit Yamaha YZ250F / FX / YZ450F / FX 2018-2024

Fits your 2021 Yamaha YZ450F

Acerbis Full Plastic Kit Yamaha YZ250F / FX / YZ450F / FX 2018-2024

$152^.⁹⁶ $185^.³⁶

14 Colors Available

Rekluse Radius CX 3.0 Clutch Kit Yamaha YZ450F / YZ450FX / WR450F 2010-2023

Fits your 2021 Yamaha YZ450F

Rekluse Radius CX 3.0 Clutch Kit Yamaha YZ450F / YZ450FX / WR450F 2010-2023

Pro Circuit T-6 Exhaust System Yamaha YZ450F / Monster Energy RE 2020-2022

Fits your 2021 Yamaha YZ450F

Pro Circuit T-6 Exhaust System Yamaha YZ450F / Monster Energy RE 2020-2022

Zeta Pivot Clutch Lever Yamaha 65cc-450cc 2009-2024

Fits your 2021 Yamaha YZ450F

Zeta Pivot Clutch Lever Yamaha 65cc-450cc 2009-2024

Acerbis Front Fender Yamaha 125cc-450cc 2018-2024

Fits your 2021 Yamaha YZ450F

Acerbis Front Fender Yamaha 125cc-450cc 2018-2024

4 Colors Available

Yoshimura RS-12 Exhaust System Yamaha YZ450F 2020-2022

Fits your 2021 Yamaha YZ450F

Yoshimura RS-12 Exhaust System Yamaha YZ450F 2020-2022

Moose Racing Skid Plate Yamaha YZ250F / YZ450F 2018-2022

Fits your 2021 Yamaha YZ450F

Moose Racing Skid Plate Yamaha YZ250F / YZ450F 2018-2022

Trail Tech Vapor Gauge Kit Honda / Husqvarna / Kawasaki / KTM / Suzuki / Yamaha

Fits your 2021 Yamaha YZ450F

Trail Tech Vapor Gauge Kit Honda / Husqvarna / Kawasaki / KTM / Suzuki / Yamaha

Moose Racing Hybrid Footpegs Yamaha / Gas Gas 65cc-450cc 1997-2024

Fits your 2021 Yamaha YZ450F

Moose Racing Hybrid Footpegs Yamaha / Gas Gas 65cc-450cc 1997-2024

Moose Racing Pro LG Skid Plate Yamaha 250cc-450cc 2018-2024

Fits your 2021 Yamaha YZ450F

Moose Racing Pro LG Skid Plate Yamaha 250cc-450cc 2018-2024

Moose Racing Pro LG Skid Plate Yamaha 250cc-450cc 2018-2024 Black [Open Box]

Fits your 2021 Yamaha YZ450F

Moose Racing Pro LG Skid Plate Yamaha 250cc-450cc 2018-2024 Black [Open Box]

Moose Racing Pro Footpegs Yamaha / Gas Gas 65cc-450cc 1997-2024

Fits your 2021 Yamaha YZ450F

Moose Racing Pro Footpegs Yamaha / Gas Gas 65cc-450cc 1997-2024