Jay Leno Drives the New Tesla Semi Truck with 500-Mile Vary

Jay Leno climbed into the cab of a Tesla Semi, settled into the middle seat, and eased the truck ahead with a totally loaded trailer in tow, proper there on the tarmac outdoors his storage. The five hundred mile vary variant, and by all accounts it felt planted and composed from the second it began shifting, even with one other Semi trailing behind it.

The drive was as easy as you could possibly ask, with no clunks or pauses throughout gear adjustments. Three motors pushing all of that torque straight to the rear axles, and the car carried out like a dream, with no problem or drama. Leno commented on how regular the middle driving place felt after he was settled in, even supposing the cab does taper in little as you go up for optimum airflow. He simply glided by means of a number of simple curves and straight stretches, and the cabin was quiet sufficient for regular dialog.

Dan Priestley, Director of Semi Truck Engineering at Tesla, rode alongside and walked Leno by means of a few of the finer particulars as they drove. The entrance axle does the heavy lifting throughout arduous pulls and climbs earlier than stepping again at freeway speeds to cut back drag and preserve vitality, a sensible piece of engineering that retains effectivity excessive with none pointless mechanical overhead. Leno put his foot down greater than as soon as and the response was fast, but the journey stayed utterly composed all through. Braking on the downhill sections was dealt with nearly totally by regeneration, maintaining the air brakes quiet the entire approach down.

Weight is central to how the Semi stacks up towards its diesel competitors. The Lengthy Vary mannequin is available in at round 23,000 kilos curb weight with a gross ranking of 82,000 kilos, helped alongside by a federal allowance that lets electrical Class 8 vans run as much as 2,000 kilos heavier than typical diesel rigs to account for the battery mass. That offers it sufficient headroom to hit its marketed 500 mile vary with a aggressive payload on board, although that payload does fall considerably wanting the 70,000 pound determine that diesel tractors can sometimes handle as soon as trailer weight is factored in.

The lengthy vary pack covers 500 miles, whereas the shorter 325 mile variant drops a battery module to shed weight and tighten the turning circle to one thing nearer to a passenger automotive. Charging peaks at 1.2 megawatts and will get the truck again to 60 p.c in round half an hour, which strains up neatly with the remainder breaks drivers are already taking. Priestley talked about a projected million mile battery life constructed across the similar 4680 cells Tesla makes use of throughout its lineup, and the Semi has already racked up greater than 13 million miles in actual world fleet use to again that declare up.