225/40ZR18 Rovelo 225/40ZR18 Rovelo RXP-988 Ultra High-Performance Tires for Sale. Used, but in good condition with 5/32 tread depth. Asking $50 each, or $90 for the matching pair. Below is info from the manufacture… ROVELO RPX-988 is the perfect ultra-high performance tire to enhance the prowess of your sports coupe. The Rovelo RPX-988 is engineered to deliver precise wet and dry handling characteristics. The asymmetrical tread design and enhanced rubber compound rise to the challenge and provide exceptional performance. The RPX-988 features wide shoulder tread blocks with high angle sipes for high-speed cornering performance. Advanced tread rubber compound delivers superior cornering and exceptional handling. Characteristics: • Provides superior traction on dry or wet roads. • The tread design features a solid center rib for superior stability and road feel. • Reinforced shoulder tread block with high angle sipes provide high-speed cornering performance.