Models like 1/8 on-road cars, 1/10 nitro touring and even 1/8 EP and GP buggies can improve performance with a more responsive servo-and the SB2291SG fills the need perfectly. Features Savox' patented brushless servo motor technology that provides up to 35% more power than motors in competing brands, while smoothness and reliability are optimized through the use of three precision ball bearings.