Up to 50% Off Discount Depot Deals. Shop Top Brands

New Arrivals for Fall: Shop 2026 Releases

Get $15 RPM Welcome Cash with Your RPM Purchase. Use Code RPMCG15

JavaScript Disabled

To get the full Cycle Gear experience, enable JavaScript in your browser settings and refresh this page.

2021 Honda CRF450X Parts & Accessories

2038ProductsProduct

Stock fitment for this vehicle

Front Tire: 80/100-21
Rear Tire: 110/100-18
Air Filter: View All
Oil Filter: View All
Front Brake Pads: View All
Rear Brake Pads: View All
Battery: HY93-C
Spark Plug: SILMAR10A9S

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

Search by vehicle

All Balls Racing Swingarm Linkage Bearing Kit Honda 250cc-450cc 2019

Fits your 2021 Honda CRF450X

All Balls Racing Swingarm Linkage Bearing Kit Honda 250cc-450cc 2019

$137^.⁷⁵$144.99

All Balls Racing Rear Wheel Spacers Honda 125cc-450cc 2000-2027

Fits your 2021 Honda CRF450X

All Balls Racing Rear Wheel Spacers Honda 125cc-450cc 2000-2027

$41^.⁷²$43.92

Polisport Front Fender Honda 250cc-450cc 2017-2026

Fits your 2021 Honda CRF450X

+1
+0

Polisport Front Fender Honda 250cc-450cc 2017-2026

$22^.⁴⁹$27^.⁸⁹$24.99$30.99

IMS Core MX Footpegs Honda CR / CRF 125cc-450cc 2002-2027

Fits your 2021 Honda CRF450X

IMS Core MX Footpegs Honda CR / CRF 125cc-450cc 2002-2027

IMS Core Enduro Footpegs Honda 125cc-450cc 2002-2027

Fits your 2021 Honda CRF450X

IMS Core Enduro Footpegs Honda 125cc-450cc 2002-2027

Polisport Replacement 2 Stoke Pipe Guard Braces

Polisport Replacement 2 Stoke Pipe Guard Braces

Polisport Replacement 2 Stoke Pipe Guard Bolts & Clips

Polisport Replacement 2 Stoke Pipe Guard Bolts & Clips

$3^.⁵⁹$3.99

Polisport Replacement Headlight Strap

Polisport Replacement Headlight Strap

$3^.⁵⁹$3.99

All Balls Racing Counter Shaft Seal Kit Honda 250cc-500cc 1988-2019

Fits your 2021 Honda CRF450X

All Balls Racing Counter Shaft Seal Kit Honda 250cc-500cc 1988-2019

$22^.³⁵$23.53

All Balls Racing Upper Shock Bearing Kit Honda 125cc-500cc

Fits your 2021 Honda CRF450X

All Balls Racing Upper Shock Bearing Kit Honda 125cc-500cc

$30^.⁷⁶$32.38

All Balls Racing Lower Shock Bearing Kit Honda / Suzuki 80cc-450cc

Fits your 2021 Honda CRF450X

All Balls Racing Lower Shock Bearing Kit Honda / Suzuki 80cc-450cc

$25^.⁶⁹$28.55

Moose Racing Throttle Cable Honda 250cc-450cc 2019-2020

Fits your 2021 Honda CRF450X

Moose Racing Throttle Cable Honda 250cc-450cc 2019-2020

Moose Racing ND Series Footpegs Honda 125cc-450cc 2002-2027

Fits your 2021 Honda CRF450X

Moose Racing ND Series Footpegs Honda 125cc-450cc 2002-2027

Koso EX-02 Universal Enduro Meter

Koso EX-02 Universal Enduro Meter

Koso EX-02 Enduro Meter Honda 125cc-500cc 2000-2020

Fits your 2021 Honda CRF450X

Koso EX-02 Enduro Meter Honda 125cc-500cc 2000-2020

Works Connection Fork Guard Titanium Bolt Kit Honda 80cc-450cc

Fits your 2021 Honda CRF450X

Works Connection Fork Guard Titanium Bolt Kit Honda 80cc-450cc

Works Connection Elite Axle Blocks Honda 250cc-450cc

Fits your 2021 Honda CRF450X

Works Connection Elite Axle Blocks Honda 250cc-450cc

Zeta Pivot Brake Lever Honda CRF450X / CRF450L / CRF450RL 2019-2027

Fits your 2021 Honda CRF450X

Zeta Pivot Brake Lever Honda CRF450X / CRF450L / CRF450RL 2019-2027

$117^.⁰⁰$123.16

Hinson Billetproof Clutch Basket Honda CRF450X / CRF450L 2019-2026

Fits your 2021 Honda CRF450X

Hinson Billetproof Clutch Basket Honda CRF450X / CRF450L 2019-2026

BBR Motorsports Universal Cable Guide

BBR Motorsports Universal Cable Guide

BBR Motorsports 7/8" MX Handlebar

BBR Motorsports 7/8" MX Handlebar

BBR Motorsports Crossbar Pad

BBR Motorsports Crossbar Pad

BBR Motorsports CR Style Grips

BBR Motorsports CR Style Grips

Bolt Hardware Aluminum Works Washers

Bolt Hardware Aluminum Works Washers

$9^.⁹⁹

Bolt Hardware Works Tank Washer

Bolt Hardware Works Tank Washer

Bolt Hardware Engine Fastener Kit Honda CRF450L / CRF450X 2019-2020

Fits your 2021 Honda CRF450X

Bolt Hardware Engine Fastener Kit Honda CRF450L / CRF450X 2019-2020

Bolt Hardware Hex Flange Bolt Service Assortment

Bolt Hardware Hex Flange Bolt Service Assortment

Bolt Hardware Service Department Assortment

Bolt Hardware Service Department Assortment

Bolt Hardware Husqvarna Track Pack

Bolt Hardware Husqvarna Track Pack

$19^.⁸⁰$21.99

No Toil Standard Air Filter Honda CRF450L / RL / X 2019-2027

Fits your 2021 Honda CRF450X

No Toil Standard Air Filter Honda CRF450L / RL / X 2019-2027

Video Available

Pivot Works Rear Wheel Bearing Kit Honda 125cc-450cc 2000-2020

Fits your 2021 Honda CRF450X

Pivot Works Rear Wheel Bearing Kit Honda 125cc-450cc 2000-2020

Polisport MX Air Handguards

+7
+6
+5
+4
+3
+2
+1

Polisport MX Air Handguards

$41^.³⁵$45.95

Pivot Works Front Wheel Bearing Kit Honda / KTM 125cc-625cc 1995-2027

Fits your 2021 Honda CRF450X

Pivot Works Front Wheel Bearing Kit Honda / KTM 125cc-625cc 1995-2027

Flo Motorsports Titanium Foot Pegs Honda / Kawasaki 125cc-450cc 2004-2027

Fits your 2021 Honda CRF450X

Flo Motorsports Titanium Foot Pegs Honda / Kawasaki 125cc-450cc 2004-2027

Flo Motorsports Adventure / Snow Bike Foot Pegs Honda / Kawasaki 125cc-450cc 2004-2027

Fits your 2021 Honda CRF450X

Flo Motorsports Adventure / Snow Bike Foot Pegs Honda / Kawasaki 125cc-450cc 2004-2027

PC Racing Easy-On Fork Skins

PC Racing Easy-On Fork Skins

Pro Taper Micro Handlebar Snap Ring

Pro Taper Micro Handlebar Snap Ring

$1^.⁹⁹

Pro X Exhaust Valve Honda CRF450R / RX / RL / L / X / RWE / R-S 2013-2027

Fits your 2021 Honda CRF450X

Pro X Exhaust Valve Honda CRF450R / RX / RL / L / X / RWE / R-S 2013-2027

$43^.⁴¹$46.95

Sunstar Z-Sprocket Hardware Kit

Sunstar Z-Sprocket Hardware Kit

Video Available

Graves Titanium Header Honda CRF450L / RL / X 2019-2027

Fits your 2021 Honda CRF450X

Graves Titanium Header Honda CRF450L / RL / X 2019-2027

Graves Titanium Exhaust System Honda CRF450L / RL / X 2019-2027

Fits your 2021 Honda CRF450X

Graves Titanium Exhaust System Honda CRF450L / RL / X 2019-2027

Bolt Hardware Rim Lock And Valve Stem Set

Bolt Hardware Rim Lock And Valve Stem Set

$9^.⁹⁹

Factory Effex Suspension Spec Stickers

Factory Effex Suspension Spec Stickers

$4^.⁹⁵

All Balls Racing Fuel Pump Kit Honda 250cc-450cc 2009-2027

Fits your 2021 Honda CRF450X

All Balls Racing Fuel Pump Kit Honda 250cc-450cc 2009-2027

$115^.⁹⁰$121.99

Moose Racing Seat Foam Honda 250cc-450cc 2017-2027

Fits your 2021 Honda CRF450X

Moose Racing Seat Foam Honda 250cc-450cc 2017-2027

Moose Racing Ribbed Seat Cover Honda 250cc-450cc 2017-2027

Fits your 2021 Honda CRF450X

Moose Racing Ribbed Seat Cover Honda 250cc-450cc 2017-2027

Moose Racing Fork Seal / Wiper Kit Honda / Kawasaki / Suzuki 250cc-450cc 2016-2026

Fits your 2021 Honda CRF450X

Moose Racing Fork Seal / Wiper Kit Honda / Kawasaki / Suzuki 250cc-450cc 2016-2026

Moose Racing Fork Rebuild Kit Honda / Kawasaki / Suzuki 250cc-450cc

Fits your 2021 Honda CRF450X

Moose Racing Fork Rebuild Kit Honda / Kawasaki / Suzuki 250cc-450cc

Moose Racing Complete Motor Gasket Kit Honda CRF450R / CRF450L / CRF450X / CRF450R WE

Fits your 2021 Honda CRF450X

Moose Racing Complete Motor Gasket Kit Honda CRF450R / CRF450L / CRF450X / CRF450R WE

Moose Racing Front Rim Honda 125cc-650cc 1989-2026

Fits your 2021 Honda CRF450X

Moose Racing Front Rim Honda 125cc-650cc 1989-2026

$139^.⁹⁵$154^.⁹⁵

Puig Off-Road Footpegs Honda CR / CRF / Africa Twin 2002-2026

Fits your 2021 Honda CRF450X

Puig Off-Road Footpegs Honda CR / CRF / Africa Twin 2002-2026

$131^.²³$138.13

Works Connection Titanium Rear Brake Master Cylinder Bolt Kit Honda 125cc-650cc 1997-2027

Fits your 2021 Honda CRF450X

Works Connection Titanium Rear Brake Master Cylinder Bolt Kit Honda 125cc-650cc 1997-2027

RidePower Sling For Phone Mounts

RidePower Sling For Phone Mounts

$9^.⁹⁹

Video Available

Antigravity Micro-Start Smart Clamps XP-1/XP-3

Antigravity Micro-Start Smart Clamps XP-1/XP-3

Helix Oil Fuel Line

+0

Helix Oil Fuel Line

$67^.⁹⁵$126^.⁹⁵

ODI Billet Tank Bolt Washer

ODI Billet Tank Bolt Washer

Mika Metals Raw Series Bar Pad

Mika Metals Raw Series Bar Pad

Preston Petty IT Mudder Rear Fender

+4
+3
+2
+1
+0

Preston Petty IT Mudder Rear Fender

Acerbis K Future Replacement Handguard Mounts For Brembo / Magura

Acerbis K Future Replacement Handguard Mounts For Brembo / Magura

$25^.¹⁶$27.95

Enduro Engineering Radiator Brace Replacement Rubber Straps

Enduro Engineering Radiator Brace Replacement Rubber Straps

$8^.⁵⁰$8.95

Enduro Engineering Replacement Fin For EE Rear Disc Guards

Enduro Engineering Replacement Fin For EE Rear Disc Guards

$23^.⁷⁰$24.95

DP Brakes Clutch Kit Honda CRF450X / L / RL 2018-2027

Fits your 2021 Honda CRF450X

DP Brakes Clutch Kit Honda CRF450X / L / RL 2018-2027

Fire Power Mototrainer Replacement Hard Rubber Wheel

Fire Power Mototrainer Replacement Hard Rubber Wheel

Bolt Hardware 2 Stroke Cylinder & Head Nut Kit

Bolt Hardware 2 Stroke Cylinder & Head Nut Kit

Bolt Hardware Zinc Exhaust Springs

Bolt Hardware Zinc Exhaust Springs

$10^.⁵⁰$13^.⁰⁰

Bolt Hardware Euro Clip Nuts

Bolt Hardware Euro Clip Nuts

$9^.³⁸$13^.⁰⁰

Bolt Hardware Zinc Plated Euro Shroud Screws

Bolt Hardware Zinc Plated Euro Shroud Screws

$3^.²⁶$3^.⁷⁵

Bolt Hardware Euro Flange Shoulder Bolts

Bolt Hardware Euro Flange Shoulder Bolts

$5^.⁴⁹

Bolt Hardware Euro Style Dish Shaped Slider Washers

Bolt Hardware Euro Style Dish Shaped Slider Washers

$5^.⁴⁹

Bolt Hardware Pry Rivet Set ATV/UTV

Bolt Hardware Pry Rivet Set ATV/UTV

TM Designworks Factory Edition 1 Rear Chain Guide Honda 250cc-450cc 2007-2027

Fits your 2021 Honda CRF450X

TM Designworks Factory Edition 1 Rear Chain Guide Honda 250cc-450cc 2007-2027

Moose Racing NOK Fork Oil Seals Honda / Kawasaki / Suzuki 250cc-450cc

Fits your 2021 Honda CRF450X

Moose Racing NOK Fork Oil Seals Honda / Kawasaki / Suzuki 250cc-450cc

Moose Racing NOK Fork Dust Seals Honda / Kawasaki / Suzuki 250cc-450cc

Fits your 2021 Honda CRF450X

Moose Racing NOK Fork Dust Seals Honda / Kawasaki / Suzuki 250cc-450cc

Pro Circuit Retro Fender Stickers

Pro Circuit Retro Fender Stickers

$14^.²⁰$14.95

Moose Racing M1 Euro Style Bolt Kit

Moose Racing M1 Euro Style Bolt Kit

Moose Racing M1 Metric Style Bolt Kit

Moose Racing M1 Metric Style Bolt Kit

Moose Racing M1 Yamaha YZ / YZF Bolt Kit

Moose Racing M1 Yamaha YZ / YZF Bolt Kit

Moose Racing M1 Kawasaki KX / KXF Bolt Kit

Moose Racing M1 Kawasaki KX / KXF Bolt Kit

Fire Power Aluminum Rear Sprocket Honda 125cc-650cc 1985-2027

Fits your 2021 Honda CRF450X

Fire Power Aluminum Rear Sprocket Honda 125cc-650cc 1985-2027

$82^.⁷⁶$91.95

Moose Racing SX-1 Complete Front Wheel Honda 125cc-450cc

Fits your 2021 Honda CRF450X

Moose Racing SX-1 Complete Front Wheel Honda 125cc-450cc

Moose Racing Forged Flex Clutch Lever Honda 125cc-450cc 2004-2026

Fits your 2021 Honda CRF450X

Moose Racing Forged Flex Clutch Lever Honda 125cc-450cc 2004-2026

Race Tech Gold Valve Bladder Conversion Kit For WP Shocks

Race Tech Gold Valve Bladder Conversion Kit For WP Shocks

Moose Racing Steering Stem Nut Honda 125cc-450cc 2001-2026

Fits your 2021 Honda CRF450X

Moose Racing Steering Stem Nut Honda 125cc-450cc 2001-2026

Moose Racing EFI Fuel Pump Rebuild Kit Honda 250cc-450cc

Fits your 2021 Honda CRF450X

Moose Racing EFI Fuel Pump Rebuild Kit Honda 250cc-450cc

Polisport Full Wrap Fork Guards Honda CRF250R / RX / CRF450R / X / RX / L / RL / R-S 2019-2027

Fits your 2021 Honda CRF450X

Polisport Full Wrap Fork Guards Honda CRF250R / RX / CRF450R / X / RX / L / RL / R-S 2019-2027

$39^.⁵⁵$43.95

K&N Round Straight Universal Air Filter RU-1710

K&N Round Straight Universal Air Filter RU-1710

$89^.⁹⁹$99.99

K&N Round Straight Universal Air Filter RU-1760

K&N Round Straight Universal Air Filter RU-1760

$65^.⁶⁸$72.99

K&N Round Straight Universal Air Filter RD-0710

K&N Round Straight Universal Air Filter RD-0710

$60^.²⁹$66.99

K&N Round Straight Universal Air Filter RB-0700

K&N Round Straight Universal Air Filter RB-0700

$60^.²⁹$66.99

K&N Round Straight Universal Air Filter RU-0610

K&N Round Straight Universal Air Filter RU-0610

$48^.⁰⁰$95.99

K&N Round Straight Universal Air Filter RU-0810

K&N Round Straight Universal Air Filter RU-0810

$60^.²⁹$66.99

Hinson Hi Temp Clutch Spring Kit Honda CRF450R / RX / X / WE / S / L 2017-2027

Fits your 2021 Honda CRF450X

Hinson Hi Temp Clutch Spring Kit Honda CRF450R / RX / X / WE / S / L 2017-2027

ARC Levers DC-8 Refresh Kit

ARC Levers DC-8 Refresh Kit

UFO Fork Guards Honda CRF250R / RX / CRF450R / X / RX / L / RL / R-S / RWE 2019-2027

Fits your 2021 Honda CRF450X

UFO Fork Guards Honda CRF250R / RX / CRF450R / X / RX / L / RL / R-S / RWE 2019-2027

Yoshimura RS2/DS4 ADV Muffler Repack Kit

Yoshimura RS2/DS4 ADV Muffler Repack Kit

Moto Master Flame Fixed Front Rotor Honda CRF450RL / L / X 2019-2027

Fits your 2021 Honda CRF450X

Moto Master Flame Fixed Front Rotor Honda CRF450RL / L / X 2019-2027

$123^.²⁶$136.95

$39.99/yr.

Spend Less. Ride More.

5% RPM Cash Back*
10% Off Over 70 Brands
$15 in RPM Cash When You Join
Free 2-Day Shipping & Free Returns*
And more!

Become a member today! Learn More

By purchasing and enrolling in Riders Preferred Membership, you agree to the Program Terms and Conditions. *Some exclusions apply: 10% RPM discount applies on full price and sale price Exclusive Brands. 10% RPM discount applies on additional select brands at full price. Exclusions apply. RPM free 2-day shipping applies on qualifying items, contiguous U.S. only. Not available for AK, HI, or U.S. Territories. View shipping policies. RPM free returns apply on qualifying items and are processed on standard return timeline, contiguous U.S. only. View return policy.