FCA/Stellantis is already crowd-testing Pentastar E-Torque in JL and RAM 1500. If crowd testing goes well, we might see Pentastar E-torque combined with the 8P75PH transmission and battery packs similar to what they did with the 2.0T E-Torque that became the 4xe in JL.
My guestimate is late...
2004 Ford Excursion 6.0 TurboDiesel. room for 8 passengers, tandem stroller, wheelchair and big dog kennel, while returning around 25MPG & 800+ mile range. Towed my 37' TT to mile-high city without struggling to maintain 70MPH.
I use Ecoflow River 600. Recharge is the quickest in any of 3 ways and can support up to 1200w electrical appliance and can also be used as UPS. It can also be expanded when need arise.
You don't need to be running at higher vehicle speed for the regen. You just need to have the engine running at higher speed by downshifting to lower transmission gear when a regen is needed.
PIAA Super Silicon, I have them on my JKU for over 3 years without tearing or dry-rotting. Still wipe very well. Out in the element most of the time 'coz JacKie has been too tall to get in my garage when either the soft or the hard top is on.
I believe the Aisin 6MT's max tow is 4500# on a Rubicon thanks to the matching 4.10 axle ratio. Sport/Overland are rated at 4000# with their 3.73 axle ratio.
Watch out for their Payload though. Rubicon has less payload due to its heavier hardware like axles, skid plates and the optional...