450cc Motocross Bikes For Sale On eBay

Browse current 450cc motocross bikes for sale, including powerful four-stroke MX bikes from Honda, Yamaha, Kawasaki, KTM and Suzuki. Popular related model pages include Honda CRF450 motocross bikes, Yamaha YZF450 motocross bikes, Kawasaki KX450F motocross bikes, KTM SX-F four-stroke motocross bikes and Suzuki RM-Z450 motocross bikes. These bikes suit experienced riders, so check hours, maintenance history, engine condition and advert details before buying.

Disclosure: Our goal is to feature items and services that we think you’ll find interesting and useful related to Motocross Bikes & Dirtbike Racing. For certain products and links from this site, we may get a small share of the revenue from the sale from our commerce partners. The actual product won't cost you any more, revenue is generated through advertising of the products and services on this site. When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
145 matching listings

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Best MX Bike 450cc Finds

Browse 450cc motocross bikes chosen for riders looking for full-size four-stroke power, strong specification and clear listing detail.

UK seller Business seller
YAMAHA YZF 450 2022 Motocross Bike 450cc @EmotoUK - Finance Available

YAMAHA YZF 450 2022 Motocross Bike 450cc @EmotoUK - Finance Available

£3,595.00
Condition
Used
Buying
CLASSIFIED AD
Seller
BUSINESS
emotoukltd - MK19***, GB
450cc 50cc
View on eBay
Best Offer UK seller
Kawasaki KX 450 2026 Motocross Bike

Kawasaki KX 450 2026 Motocross Bike

£6,295.00
Condition
Used
Buying
Best Offer
Seller
BUSINESS
sevenseven2mx - DY5***, GB
High value
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UK seller Business seller
Honda CRF 450R 2018 Supermoto Road Legal 450cc Motocross

Honda CRF 450R 2018 Supermoto Road Legal 450cc Motocross

£4,500.00
Condition
Used
Buying
CLASSIFIED AD
Seller
BUSINESS
jowa-uk - BB6***, GB
Check listing type 450cc
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UK seller Business seller
2025 HONDA CRF 450 CRF450R - 1 OWNER USED TWICE - YZF SXF FC 250 350 - L@@K

2025 HONDA CRF 450 CRF450R - 1 OWNER USED TWICE - YZF SXF FC 250 350 - L@@K

£5,699.00
Condition
Used
Buying
CLASSIFIED AD
Seller
BUSINESS
mx_bike_trader - DH7***, GB
High value 450cc
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More matching listings

145 listings
YAMAHA YZF 450 2022 Motocross Bike 450cc @EmotoUK - Finance Available

YAMAHA YZF 450 2022 Motocross Bike 450cc @EmotoUK - Finance Available

£3,595.00
450cc
View on eBay
Honda CRF 450R 2018 Supermoto Road Legal 450cc Motocross

Honda CRF 450R 2018 Supermoto Road Legal 450cc Motocross

£4,500.00
Check listing type
View on eBay
2025 HONDA CRF 450 CRF450R - 1 OWNER USED TWICE - YZF SXF FC 250 350 - L@@K

2025 HONDA CRF 450 CRF450R - 1 OWNER USED TWICE - YZF SXF FC 250 350 - L@@K

£5,699.00
High value
View on eBay
2025 HONDA CRF450R - MOTO-X BIKE - ROAD REGISTERED

2025 HONDA CRF450R - MOTO-X BIKE - ROAD REGISTERED

£5,495.00
High value
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KAWASAKI KXF 450 2023 MOTOCROSS BIKE. LOW HOURS, NICE BIKE! YZF CRF RMZ SXF FC

KAWASAKI KXF 450 2023 MOTOCROSS BIKE. LOW HOURS, NICE BIKE! YZF CRF RMZ SXF FC

£3,350.00
450cc
View on eBay
2025 HONDA CRF 250 WORKS EDITION CRF250 - RARE BIKE 10k plus new - SXF YZF 450

2025 HONDA CRF 250 WORKS EDITION CRF250 - RARE BIKE 10k plus new - SXF YZF 450

£6,799.00
High value
View on eBay
Honda CRF 450 R 2026 - 20hr kxf yzf sxf fc mc rmz

Honda CRF 450 R 2026 - 20hr kxf yzf sxf fc mc rmz

£5,800.00
High value
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Honda Crf 450rx Road Legal 2023.

Honda Crf 450rx Road Legal 2023.

£4,850.00
Check listing type
View on eBay
Yamaha YZ450F 2008 490cc Athena Big Bore Motocross MX Dirt Bike YZF450

Yamaha YZ450F 2008 490cc Athena Big Bore Motocross MX Dirt Bike YZF450

£1,230.00
Budget pick
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2024 KAWASAKI KX 250 KXF KX250F - 1 OWNER TIDY BIKE - 125 350 450 CRF YZF SXF -

2024 KAWASAKI KX 250 KXF KX250F - 1 OWNER TIDY BIKE - 125 350 450 CRF YZF SXF -

£3,799.00
450cc
View on eBay
2024 HONDA CRF 450 CRF450R - LOW HOUR TIDY BIKE - 250 350 - SXF FC YZF - L@@K

2024 HONDA CRF 450 CRF450R - LOW HOUR TIDY BIKE - 250 350 - SXF FC YZF - L@@K

£4,499.00
450cc
View on eBay
KAWASAKI KXF 450 2023 MODEL 25 RACING STORE

KAWASAKI KXF 450 2023 MODEL 25 RACING STORE

£3,495.00
450cc
View on eBay
2024 YAMAHA YZF 450 YZ450F - LOW 28 HOURS - TIDY - 125 250 350 CRF SXF

2024 YAMAHA YZF 450 YZ450F - LOW 28 HOURS - TIDY - 125 250 350 CRF SXF

£4,499.00
450cc
View on eBay
Honda CRF 450 2024 - Low Hours - Stock & Original

Honda CRF 450 2024 - Low Hours - Stock & Original

£4,495.00
450cc
View on eBay
KAWASAKI KXF 450 2021 MODEL. 25 RACING STORE

KAWASAKI KXF 450 2021 MODEL. 25 RACING STORE

£2,950.00
450cc
View on eBay

Listings open on eBay. Check seller, delivery and returns on the eBay listing.

Disclosure: Our goal is to feature items and services that we think you’ll find interesting and useful related to Motocross Bikes & Dirtbike Racing. For certain products and links from this site, we may get a small share of the revenue from the sale from our commerce partners. The actual product won't cost you any more, revenue is generated through advertising of the products and services on this site. When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.