Over 185,000 Parts and accessories in stock

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Tech Support Backed by Years of Riding Experience

Over 185,000 Parts and accessories in stock

Free Same-Day Shipping on orders over $89 Tech Support Backed by Years of Riding Experience

Supersprox Drivetrain for your 2015 Beta RS 390

2015 Beta

RS 390

Drive Type: Chain
Front Tire Size: 80/100-21
Rear Tire Size: 120/80-18
Chain Size: 520
Chain Links: 114
Front Sprocket/Pulley Teeth: 13
Rear Sprocket/Pulley Teeth: 49

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

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Supersprox Red Stealth Rear Sprocket for Select Beta Dirt Bikes
$107.96

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Supersprox Gold Stealth Rear Sprocket for Select Beta Dirt Bikes
$107.96

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Part #: 80792248S Mfg Part #: RST-8000-48-GLD

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Supersprox Gold Stealth Rear Sprocket for Select Beta and Honda Dirt Bikes
$107.96

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Supersprox Red Aluminum Rear Sprocket for Select Beta and Honda Dirt Bikes
$62.96

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Supersprox Steel Rear Sprocket for Select Beta and Honda Dirt Bikes
$58.46

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