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61 High-End Beta 450 RX Motocross motorcycles for sale

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MAKE
Beta ☒ MODEL
450 RX ☒ STYLE
Motocross ☒ CATEGORY
High-End ☒
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450 RX
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Average for Motocross / High-End : 449cc
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Average for Motocross/ High-End : 37.8″
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1 - 24 of 61
Most recent Most expensive Least expensive Most valuable
2024 Beta Motorcycles 450 RX
$7,899
Mileage 6m
Location Mansfield, OH
👤 
Pony Powersports Mansfield
2025 Beta Motorcycles 450 RX
$6,195 $7,495
Mileage 1m
Great Price
Location Jacksonville, FL
👤 
Premier Motorsports in Orange Park
2025 Beta 450 RX
$6,999
Used
Great Price
Location Sublimity, OR
👤 
Power Motorsports
2025 BETA RX 450
🏠 Delivery
♡
2025 BETA RX 450
$10,999
New
Location Flemington, NJ
👤 
Flemington Powersports
2025 Beta Motorcycles RX 450 *DEMO*
$10,199 $10,999
New
Location Westerville, OH
👤 
Pony Powersports Columbus
2026 BETA RX 450
$5,999
New
Great Price
Location Tigard, OR
👤 
Beaverton Motorcycles
2025 BETA 450 RX - B450814
🏠 Delivery
♡
2025 BETA 450 RX - B450814
$7,500
New
Great Price
Location Surprise, AZ
👤 
AEO Powersports Surprise
2025 Beta 450 RX
$6,999 $8,999
New
Great Price
Location Accident, MD
👤 
Xtreme Powersports and Marine
2025 Beta Motorcycles 450 RX
$10,999
New
Location Valparaiso, IN
👤 
Valpo Motors Power-Sports
2024 BETA RX 450
♡
2024 BETA RX 450
$7,500
New
Great Price
Location Auburn, CA
👤 
Auburn Extreme Powersports
2025 Beta #RX450
🏠 Delivery
♡
2025 Beta #RX450
Used
Location Rockford, MI
👤 
Platinum Powersports Rockford
2024 BETA RX 450
$8,999 $10,999
New
Location Sacramento, CA
👤 
Capitol Yamaha
2026 BETA RX 450
$10,990
New
Location Upper Pittsgrove, NJ
👤 
DTM Powersports
2024 Beta Motorcycles 450 RX
$4,800
Used
Great Price
Location Alamogordo, NM
👤 
Southwest Suzuki Kawasaki Beta
2024 Beta 450 RX
$6,390 $6,490
Used
Good Price
Location San Diego, CA
👤 
C & D Cycle Center
2026 Beta 450 RX
♡
2026 Beta 450 RX
$10,990
New
Location Springfield, IL
👤 
Hall's Cycles
2025 Beta 450 RX
♡
2025 Beta 450 RX
$10,999
Used
Location Saint Helens, OR
👤 
Columbia River Motorsports
2025 Beta Motorcycles RX450
$8,399
New
Good Price
Location Magnolia, TX
👤 
Big Country MotorSports
2025 Beta Motorcycles RC450
$10,999
New
Location Magnolia, TX
👤 
Big Country MotorSports
2025 Beta 450 RX
$10,999
New
Location Ferndale, WA
👤 
Pacific NorthWest Motorcycles
2024 Beta 450 RX
$7,500 $10,999
New
Good Price
Location Ferndale, WA
👤 
Pacific NorthWest Motorcycles
2024 Beta 450 RX
$7,500 $10,999
New
Good Price
Location Ferndale, WA
👤 
Pacific NorthWest Motorcycles
2025 Beta 450 RX
♡
2025 Beta 450 RX
$7,999
New
Great Price
Location Farmington, MO
👤 
Leadbelt Powersports
2024 Beta Motorcycles 450 RX
Used
Location Loveland, CO
👤 
MotoAdventure Kawasaki Beta
1 - 24 of 61
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Rent & test before you buy! Get $25 off your first ride on Riders Share