In the past, Beta was mostly known for its motorcycle trials bikes. However, the Italian manufacturer has shaken that notion by continually improving its off-road motorcycles and dual sport models over the years. Beta’s flagship street-legal dirt bike—the 500 RR-S—sits atop the displacement list in the RR-S lineup. We ran the 478cc four-stroke machine on our in-house dyno to determine peak output from it. We documented 47.0 hp at 8,100 rpm and 32.6 pound-feet of torque at 7,200 rpm.
How Much Power Does The 2020 Beta 500 RR-S Make?
Dyno numbers on Beta’s largest-displacement street-legal dirt bike.

/cloudfront-us-east-1.images.arcpublishing.com/octane/OJ5NCD4CE5DO7FPSOXULAXAWQE.jpg)
/cloudfront-us-east-1.images.arcpublishing.com/octane/S6VCF2Y7ZZDTTII2TUKZBZ73DM.jpg)
/cloudfront-us-east-1.images.arcpublishing.com/octane/4HRBOLM5G5BYDLVR4BOSHU4F3Q.jpg)
/cloudfront-us-east-1.images.arcpublishing.com/octane/PCXWZ5GQLRFFPJ7M7UGTETJEXQ.jpg)
/cloudfront-us-east-1.images.arcpublishing.com/octane/Q7KM7SH27VBIRMZ3XAIUHOWCTU.jpg)
/cloudfront-us-east-1.images.arcpublishing.com/octane/QBCJYVX6GBFRJOF67CQTOQWJRU.jpg)
/cloudfront-us-east-1.images.arcpublishing.com/octane/U6WTHXX6FZG5VMXN2X5X4JPV2M.jpg)
/cloudfront-us-east-1.images.arcpublishing.com/octane/U2L5VUGESJCYRGGIYVBTKAW5LY.jpg)
/cloudfront-us-east-1.images.arcpublishing.com/octane/SDPXS7Q2CVGRHI7TNZAUMHQVRU.jpg)
/cloudfront-us-east-1.images.arcpublishing.com/octane/4WKWAMC6PJBYXMGEOT6M3324K4.jpg)
/cloudfront-us-east-1.images.arcpublishing.com/octane/MUHABH5BPZCCDGBH3LMD6R63KA.jpg)
/cloudfront-us-east-1.images.arcpublishing.com/octane/DFFWUKLLEJAFBNZYSZMVZ3ZDGU.jpg)
/cloudfront-us-east-1.images.arcpublishing.com/octane/PYWSKZ2A5FAGLG5NMGFO7ZDVVY.jpg)
/cloudfront-us-east-1.images.arcpublishing.com/octane/IDV5JZQ5MVEFVN7VWEHUTY3TF4.jpg)
/cloudfront-us-east-1.images.arcpublishing.com/octane/TEEQ6FQCK5G5JNWFA743XPQ7PU.jpg)
/cloudfront-us-east-1.images.arcpublishing.com/octane/S4KLUEUZHZAITFWF3PUKKB7M7Q.jpg)
/cloudfront-us-east-1.images.arcpublishing.com/octane/5EEWHROAHNFQXIKLZLZFGI63YE.jpg)
/cloudfront-us-east-1.images.arcpublishing.com/octane/DKFBOYNXGBA4BBX7RV56BVCDIA.jpg)
/cloudfront-us-east-1.images.arcpublishing.com/octane/FUO6JBFXBBEM5LTVLDK4IHUJQ4.jpg)
/cloudfront-us-east-1.images.arcpublishing.com/octane/7NLQGJ7WHFESZN45JUKHFP7XDY.jpg)
/cloudfront-us-east-1.images.arcpublishing.com/octane/XOLGS2LTA5CJXMDYYQVG4J5UWA.jpg)
/cloudfront-us-east-1.images.arcpublishing.com/octane/7BXBM7ACSZC6ZC7BHXBVA4U2SE.jpg)
/cloudfront-us-east-1.images.arcpublishing.com/octane/TBIFCM4PXVAX5LPJCVQGV2KVE4.jpg)
/cloudfront-us-east-1.images.arcpublishing.com/octane/KRL7BN6CBBAIRCADBDYIKLDJNA.jpg)