Tesla stock hasn’t gotten a boost from higher oil prices. But higher oil prices do help its semi-trailer truck, which just rolled off the assembly line. Shares of the electric-vehicle maker were up ...

The concept: attach an electric assist module between the tractor and trailer. Bam! Instant electrification. What if you could have the benefits of an electric semi truck with extra-quick "recharging" ...

Price for New 2026 models typically $155k–$208k. Efficiency is ~9 mpg is a solid real-world average for modern newer Cascadia (varies 7–10+ mpg depending on load/route). Payload/GCW is comparable 82k ...