TANABE SUSTEC PRO Comfort Ride CR Coilovers Adjustable Shock Absorber Toyota Estima ACR50 Tanabe Sustec Pro CR40 Coilover Suspension Systems Full Review Tanabe Sustec Pro OC coilovers PriusChat Tanabe USA R&D Blog 2012 Yaris. Tanabe is proud to announce its latest suspension system for 2012 2013 Toyota Prius C 2012 Yaris; Sustec Pro CR Suspension Kit. This suspension system features a damper with Non Preload Valve Mechanism that was developed in collaboration with well known damper manufacturer KYB and Tanabes high quality Pro210 Series coil springs. The Sustec Pro CR utilizes twin tube, low pressure gas dampers for unrivaled comfort and durability and put through a rigorous 100,000km 1,000,000 stroke test to ensure this suspension will perform and meet the standards set by Tanabes Previous suspension systems. Prius Front Down Date 0. 25" 1. 60" Prius Rear Down Date 0. 75" 1. 60" Yaris Front Down Date 0. 25" 2. 0" Yaris Rear Down Date 0. 50" 2. 0" Front Spring Rate 4kg mm Rear Spring Rate 3kg mm Note Coilover image may not be for your specific vehicle.