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.
295 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
KAWASAKI BRUTE FORCE 450 T CAT BRAND NEW 2026 MAIN DEALERS

KAWASAKI BRUTE FORCE 450 T CAT BRAND NEW 2026 MAIN DEALERS

£6,393.60
Condition
New
Buying
CLASSIFIED AD
Seller
BUSINESS
south-coast-powersports-ltd - SP4***, GB
High value 450cc
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UK seller Business seller
KAWASAKI KX 450 2025 MOTOCROSS BIKE BRAND NEW UK DEALER

KAWASAKI KX 450 2025 MOTOCROSS BIKE BRAND NEW UK DEALER

£5,795.00
Condition
New
Buying
CLASSIFIED AD
Seller
BUSINESS
south-coast-powersports-ltd - SP4***, GB
High value 450cc
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UK seller Business seller
HONDA CRF 450 2024 Motocross Bike 450cc @EmotoUK - Finance Available

HONDA CRF 450 2024 Motocross Bike 450cc @EmotoUK - Finance Available

£4,295.00
Condition
Used
Buying
CLASSIFIED AD
Seller
BUSINESS
emotoukltd - MK19***, GB
450cc 50cc
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UK seller Business seller
KAWASAKI KXF 450 2023 Motocross Bike 450cc @EmotoUK - Finance Available

KAWASAKI KXF 450 2023 Motocross Bike 450cc @EmotoUK - Finance Available

£3,995.00
Condition
Used
Buying
CLASSIFIED AD
Seller
BUSINESS
emotoukltd - MK19***, GB
450cc 50cc
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More matching listings

295 listings
KAWASAKI BRUTE FORCE 450 T CAT BRAND NEW 2026 MAIN DEALERS

KAWASAKI BRUTE FORCE 450 T CAT BRAND NEW 2026 MAIN DEALERS

£6,393.60
High value
View on eBay
KAWASAKI KX 450 2025 MOTOCROSS BIKE BRAND NEW UK DEALER

KAWASAKI KX 450 2025 MOTOCROSS BIKE BRAND NEW UK DEALER

£5,795.00
High value
View on eBay
HONDA CRF 450 2024 Motocross Bike 450cc @EmotoUK - Finance Available

HONDA CRF 450 2024 Motocross Bike 450cc @EmotoUK - Finance Available

£4,295.00
450cc
View on eBay
KAWASAKI KXF 450 2023 Motocross Bike 450cc @EmotoUK - Finance Available

KAWASAKI KXF 450 2023 Motocross Bike 450cc @EmotoUK - Finance Available

£3,995.00
450cc
View on eBay
KAWASAKI KXF 450 2023 Motocross Bike 450cc Low Use @EmotoUK - Finance Available

KAWASAKI KXF 450 2023 Motocross Bike 450cc Low Use @EmotoUK - Finance Available

£3,995.00
450cc
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BRAND NEW 2026 HONDA CRF 450 RX SUPERMOTO

BRAND NEW 2026 HONDA CRF 450 RX SUPERMOTO

£9,999.00
High value
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2025 USED SUZUKI RMZ 450 MOTOCROSS BIKE (LOW HOURS) BIG SAVING CRF RMZ YZF SXF

2025 USED SUZUKI RMZ 450 MOTOCROSS BIKE (LOW HOURS) BIG SAVING CRF RMZ YZF SXF

£4,799.00
450cc
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BRAND NEW HONDA CRF 450 CRF450 2026 PX YZF SXF KX DELIVERY RING DAVE 07794752504

BRAND NEW HONDA CRF 450 CRF450 2026 PX YZF SXF KX DELIVERY RING DAVE 07794752504

£7,195.00
High value
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2017 SUZUKI RMZ 450 MX Motocross Dirt Bike 450cc

2017 SUZUKI RMZ 450 MX Motocross Dirt Bike 450cc

£2,750.00
450cc
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2026 YAMAHA YZ 125 ZERO HOURS - TOP 2 STROKE - KX TM MC SX TC CR 250 300 450

2026 YAMAHA YZ 125 ZERO HOURS - TOP 2 STROKE - KX TM MC SX TC CR 250 300 450

£6,000.00
High value
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2021 Honda CRF 450cc Great Fun, Ridiculously Quick And Ready To Ride

2021 Honda CRF 450cc Great Fun, Ridiculously Quick And Ready To Ride

£3,950.00
450cc
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HONDA CRF 450 RX 2017 Motocross Bike 450cc 56 Hrs @EmotoUK - Finance Available

HONDA CRF 450 RX 2017 Motocross Bike 450cc 56 Hrs @EmotoUK - Finance Available

£3,995.00
450cc
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HONDA CRF 450 2018 Motocross Bike 450cc @EmotoUK - Finance Available

HONDA CRF 450 2018 Motocross Bike 450cc @EmotoUK - Finance Available

£3,395.00
450cc
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KAWASAKI KX 450 2024 MOTOCROSS BIKE LOW HOURS

KAWASAKI KX 450 2024 MOTOCROSS BIKE LOW HOURS

£4,995.00
450cc
View on eBay
Honda CRF 450 RX 2025 Enduro bike - Honda Main Dealer - Reserve Now!

Honda CRF 450 RX 2025 Enduro bike - Honda Main Dealer - Reserve Now!

£8,799.00
High value
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Kawasaki KX450 2024 Model - Kawasaki Main Dealer - HUGE DISCOUNT!

Kawasaki KX450 2024 Model - Kawasaki Main Dealer - HUGE DISCOUNT!

£6,295.00
High value
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Honda CRF 450 RWE 2025 - Honda Main Dealer - OUT OF STOCK

Honda CRF 450 RWE 2025 - Honda Main Dealer - OUT OF STOCK

£10,559.00
High value
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Honda CRF 450R 2025 Model - Honda Main Dealer -RESERVE FOR APRIL

Honda CRF 450R 2025 Model - Honda Main Dealer -RESERVE FOR APRIL

£7,999.00
High value
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KX 450 2026 - Kawasaki Main Dealer - Reserve NOW!

KX 450 2026 - Kawasaki Main Dealer - Reserve NOW!

£8,399.00
High value
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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.