2P-009-301 MK3 Loco Hauled Blue/Grey Standard M12017Expected Delivery Q2 2026 (Subject to Change at Manufacturer's Discretion). Mk3 Locomotive Hauled Coaches The British Rail Mk 3 coach was developed primarily for the Class 43 HST, but incorporated design features to enable it to be hauled by conventional locomotives. The first coach entered service in 1975 and the last were made in 1988. Most Mk. 3 coaches built are still in service today, including the Royal Train. Specifications Highly detailed