Pirelli R89 Steer LT:225/70R19.5,

High Mileage & Even Wear – the tire construction and tread profile design delivers an optimized footprint, resulting in even wear and long tread life.
Fuel Efficiency – its innovative tread compound withstands high scrub conditions associated with regional operations, achieving even wear, long tread life and fuel savings.
Excellent Performance In All Road Conditions – new, innovative tire tread patterns and profiles will help prevent impact damage, allowing a uniform distribution of load and torque (for drive) and precise handling (for steer), therefore resulting in even wear and long tread life in every wheel position.
High Retreadability – Pirelli’s patented Spiral Advanced Technology for Truck (SATT) combined with Hexa Bead Wire delivers excellent retreadability.