It is expected over the next 18 months, RAV will bring into service approx 70 new Mercedes 315 (4 cylinder) and 318 (6 cylinder) Sprinter Ambulance vehicles, replacing older Mercedes 316 Sprinters and GMC Sierra's as they reach their life limits.  New features of the updated Mercedes includes a new boxier look, improved LED strobing systems, yellow and orange reflectivity which has been adopted in line with international safety standards, and a total of 31major improvements on the previous model including cabin design, seating, steering wheel adjustments, automated steps, rear cabin modifications, six airbags, crumple zones and vehicle stability control.