Turntide and Hypercraft unveiled the high-performance electric off-road Sierra Echo-S at SEMA 2025.

Turntide Technologies and Hypercraft debuted the Sierra Echo-S, a high-performance off-road electric vehicle, at SEMA 2025 in Las Vegas. Powered by two Turntide AF 140 axial flux motors and Gen 5 inverters, the Echo-S delivers strong torque and efficiency in a lightweight, compact design. The vehicle, built for extreme terrain, represents a major step forward in electric off-road performance, leveraging technology used in commercial, marine, and premium automotive applications. Available for order via Sierra’s website, the Echo-S will be showcased at SEMA Hall C, Booth 24413, with tech tours available.