2025 vs 2023 Surron Ultra Bee // Which One Are We Racing at TKO?

After weeks of testing, overheating, swapping motors, and rigging up thermal management systems (fans), we’re down to the wire: which Ultra Bee are we putting on the van to race at the 2025 Red Bull Tennessee Knockout? In this video, we compare the 2025 and 2023 Surron Ultra Bee back-to-back to find out what the key differences are and which bike we're choosing to race at TKO. See The Build Here: https://bit.ly/TKO2025UltraBuildSheet Shop Aftermarket Parts Here: https://bit.ly/ECRParts Best Deals On Electric Dirt Bikes For Sale: https://bit.ly/ECRMarketplace For more tests and reviews on the latest electric motorcycles and dirt bikes, visit: https://ElectricCycleRider.com Try onX Offroad: https://bit.ly/onXOffRoadECR keywords surron ultra bee 2025 ultra bee 2023 ultra bee ultra bee comparison surron ultra bee review surron ultra bee overheating ultra bee ebmx motor ebmx xub80 ebmx x9000 v2 sotion motor ultra bee surron hard enduro tko 2025 red bull tennessee knockout electric dirt bike emoto hard enduro ultra bee thermal test ecr parts electric cycle rider ultra bee upgrade surron tko race ultra bee fan mod ultra bee motor swap ultra bee vs ultra bee ultra bee build surron motor upgrade surron thermal management best ultra bee setup