AT&SF 5170 Published April 16, 2017 at 1024 × 731 in Atchison Topeka & Santa Fe Modern era phase 2d2, headlights mounted in nose, classification lights plated over, dynamic brakes, A/C on roof, “Q” fans, exhaust silencer, anti-climber, rotary beacon removed, later radiator screens, modern era with ditch lights.