Shop All Categories. 2 x Uniroyal RainExpert 3 Performance Road Tyres – 145 80 13 75T. As its name suggests, the RainExpert 3 summer tyre is a true expert in the wet. It is developed for compact and mid-range vehicles as well as SUVs. Like it’s sportier sister, the RainSport 3, the RainExpert 3 relishes the rain, With its. , featuring longitudinal grooves and innovative tread structure, it minimises water turbulence and quickly channels water away. The RainExpert 3 has a flow-optimised asymmetrical tread structure and a tread compound that has been specially developed for strong grip in the wet. It features a large outer shoulders, with lateral stiffnes, for high grip while cornering. This tyre is rated grade A on the EU tyre label for wet grip for the majority of sizes (with the rest still maintaining an exceptional result for wet grip but coming out at grade B) indicating the highest possible performance in wet and rainy conditions. The RainExpert 3’s tread pattern has been designed for an optimised contact patch with the road, leading to reduced friction and a lower rolling resistance on all road surfaces (the energy needed to keep your tyres rolling at a a steady pace). PLEASE NOTE: Picture Is For Illustration Purposes Only. 26.03.2026, 07:00:28. Demon Tweeks was established in 1971 to service the needs of the motorsport competitor and our principals of offering top products, quality, service and rapid availability are as important to us today as they were in the very beginning. We are leaders in the supply of race wear, competition and road tuning parts for cars and bikes. Within a staff totalling over 140 is a dedicated sales team servicing upwards of 3000 telephone and online enquiries received every day from the UK and the rest of the world. Our impressive 140,000 sq. That means no additional charges or surprises when your item arrives. If your parcel is lost or damaged along the way, the GSP protections and policies will cover you. CAN I CHANGE MY ADDRESS ONCE I’VE PLACED MY ORDER? I’VE ADDED A NOTE TO MY ORDER, CAN YOU VIEW IT? As you may require it in the event of a claim with your carrier. Monday – Friday: 8.30am – 5.00pm. Saturday & Sunday: CLOSED. Also, during periods of high demand, there may be additional delays in us responding.