KTM SX Motocross Bikes For Sale On eBay

Browse KTM SX motocross bikes currently listed on eBay UK. KTM SX models are two-stroke MX bikes, with common listings including 50 SX, 65 SX, 85 SX, 125 SX, 150 SX, 250 SX and 300 SX options.

Comparing KTM motocross models? You can also view KTM SX-F four-stroke options if you want to compare SX and SX-F listings.

Before buying, check the advert carefully for engine condition, rebuild history, suspension condition, frame and swingarm wear, plastics, wheels and seller information. Listings can change often, so always confirm the details directly on eBay before committing.

Disclosure: Our goal is to feature items and services that we think you’ll find interesting and useful related to KTM Motocross Bikes. 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.
205 matching listings

Explore by type

Use these quick filters to narrow the listings below.

Best KTM SX Finds

Find KTM SX motocross bikes selected from current listings, with attention to model, setup, condition and seller signals.

UK seller Business seller
2024 KTM SX-E 3 Electric MX - KTM Main Dealer - New inc Charger - Last Few

2024 KTM SX-E 3 Electric MX - KTM Main Dealer - New inc Charger - Last Few

£3,499.00
Condition
New
Buying
CLASSIFIED AD
Seller
BUSINESS
ams_motorcycles - GL50***, GB
Dealer listing KTM
View on eBay
Best Offer UK seller
KTM SX50 2021 JUNIOR MX BIKE 50 SC

KTM SX50 2021 JUNIOR MX BIKE 50 SC

£1,850.00
Condition
Used
Buying
Buy It Now - Best Offer
Seller
BUSINESS
xxx_bikes - KY7***, GB
Budget pick
View on eBay
UK seller Business seller
2022 KTM SX 65 2 stroke Kids Motocross bike with warranty

2022 KTM SX 65 2 stroke Kids Motocross bike with warranty

£2,295.00
Condition
Used
Buying
CLASSIFIED AD
Seller
BUSINESS
motoxmadsales - GB
KTM KTM SX
View on eBay
UK seller Business seller
KTM SXF250 SXF250 2026 **ONLY 17 HOURS/ AKRAPOVIC/ HINSON**

KTM SXF250 SXF250 2026 **ONLY 17 HOURS/ AKRAPOVIC/ HINSON**

£8,300.00
Condition
Used
Buying
CLASSIFIED AD
Seller
BUSINESS
js-motorcycles-mx - CF81***, GB
High value KTM
View on eBay

More matching listings

205 listings
2024 KTM SX-E 3 Electric MX - KTM Main Dealer - New inc Charger - Last Few

2024 KTM SX-E 3 Electric MX - KTM Main Dealer - New inc Charger - Last Few

£3,499.00
Dealer listing
View on eBay
2022 KTM SX 65 2 stroke Kids Motocross bike with warranty

2022 KTM SX 65 2 stroke Kids Motocross bike with warranty

£2,295.00
KTM
View on eBay
KTM SXF250 SXF250 2026 **ONLY 17 HOURS/ AKRAPOVIC/ HINSON**

KTM SXF250 SXF250 2026 **ONLY 17 HOURS/ AKRAPOVIC/ HINSON**

£8,300.00
High value
View on eBay
KTM SX300 SX 300 2024 TPI **ONLY 23 HOURS / VHM HEAD**

KTM SX300 SX 300 2024 TPI **ONLY 23 HOURS / VHM HEAD**

£6,195.00
High value
View on eBay
KTM SX300 SX 300 2025 TPI **ONLY 25 HOURS**

KTM SX300 SX 300 2025 TPI **ONLY 25 HOURS**

£6,195.00
High value
View on eBay
DANNYS DIRT BIKES 8 HR KTM SX 300 2025 SX300 MAY PX MX BIKE SX 250 YZ 250

DANNYS DIRT BIKES 8 HR KTM SX 300 2025 SX300 MAY PX MX BIKE SX 250 YZ 250

£6,295.00
High value
View on eBay
KTM SX300 SX 300 2024 **ONLY 27 HOURS**

KTM SX300 SX 300 2024 **ONLY 27 HOURS**

£5,595.00
High value
View on eBay
KTM SX 250 2025 - BRAND NEW ZERO HOURS

KTM SX 250 2025 - BRAND NEW ZERO HOURS

£6,995.00
High value
View on eBay
ktm sx 65 mx bike, very recently serviced, running lovely, lots of spares

ktm sx 65 mx bike, very recently serviced, running lovely, lots of spares

£695.00
Budget pick
View on eBay
KTM SXF 250 2023 Motocross Bike 250cc @EmotoUK - Finance Available

KTM SXF 250 2023 Motocross Bike 250cc @EmotoUK - Finance Available

£4,195.00
KTM
View on eBay
KTM SX 65 2026 MOTOCROSS BIKES 0 HOURS UNUSED

KTM SX 65 2026 MOTOCROSS BIKES 0 HOURS UNUSED

£4,495.00
KTM
View on eBay
KTM SX 250 2023 66HRS FROM NEW MAY PX YZ CR KX UK DELIVERY RING DAVE 07794752504

KTM SX 250 2023 66HRS FROM NEW MAY PX YZ CR KX UK DELIVERY RING DAVE 07794752504

£4,295.00
KTM
View on eBay
2022 KTM SX 65 Lovely spec kids race bike with warranty

2022 KTM SX 65 Lovely spec kids race bike with warranty

£2,495.00
KTM
View on eBay
KTM SX 50 2023 FACTORY EDITION **SX MINI TC MC PW 50 - 50CC MOTOCROSS BIKE**

KTM SX 50 2023 FACTORY EDITION **SX MINI TC MC PW 50 - 50CC MOTOCROSS BIKE**

£2,500.00
KTM
View on eBay
KTM 250cc SXF Motocross Bike, Brand New 2027 Model, In Stock & Ready Today

KTM 250cc SXF Motocross Bike, Brand New 2027 Model, In Stock & Ready Today

£7,849.00
High value
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 KTM Motocross Bikes. 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.