Nfera Ru5 Light Truck And Suvs /All. SEASON The N'Fera RU5 – traction, great handling and strength for all seasons. The tread design integrates waves, grooves and a micro-grooves to deter hydroplaning as well as improve grip - whether it's raining or snowing. A second outside rib spanning asymmetrically to the inside creates stiffness for greater stability and cornering ability. For high performance SUV, this is your tire. *By request/order.