The lineup of the heavy quadricycle will soon grow with the new Edition and GS trims. Opel has introduced a mildly updated ...

But beyond these similarities, the Duo is an improvement upon the Twizy in almost every way – and, arguably, the best heavy quadricycle you can buy at the moment. I’m not sure whether the ...

The heavy quadricycle has a top speed of 45 km/h (28 mph) thanks to a single 8 hp electric motor. The carry-over 5.5 kWh battery pack offers a range of 75 km (47 miles), and can charge in 4 hours ...

The e-xtreme version of the Opel Rocks-e heavy quadricycle adds off-road suspension, ultra-wide tracks and a crazy bodykit ...