* All-Wheel Drive & Electrical Pickup
* 5-Pole Skew-Wound Motor
* Die Cast Underframe for Pulling Power
* RP-25 Metal Wheels Operate on Code 55 or Larger Rail
* Micro-Trains Couplers®
my question(s) are 1) can you fit the old shell's on the new chassis 2) are the pickup's any better (the original versions are notoriously bad).