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Chicago & North Western 4170 GM EMD GP7R diesel-electric locomotive

Chicago & North Western 4170 GM EMD GP7R diesel-electric locomotive in the locomotive yard just east of the Locomotive Maintenance Facility in the Proviso (Melrose Park, Illinois) rail yard. (CNW 4170, CNW, GM EMD GP7R, CNW locomotives, Locomotives, photographed on 27 September 1998 at Proviso locomotive yard).     Image size is available.

CNW 4170, model GP7, built 12/52, builder number 17607, acquired by C&NW in 1/81, previous road number RI 4516, C&NW paint scheme OY ["Old Yellow," pre-1981 with Railroad Roman numerals (i.e. Stagecoach yellow)], renumber planned to UP 452. [Source: The Final North Western Motive Power Roster. Courtesy of The Run of the Ge's, The Chicago & North Western Historical Society, Library of Congress catalog card number 95-83545, 1995, page 58.]

C&NW 4170: First Number: CRI&P 1276, Second Number: CRI&P 4516, Builder's Date: Nov 1952, Builder's Number: 17607, CRI&P Rebuilding Date: 27 Apr 1976, C&NW In-Service Date: 1 May 1981. Built new for Chicago, Rock Island & Pacific. Sold to Precision National Corp., Mt. Vernon, Ill. in 1974 or 1974. The units were leased back to CRI&P after being rebuilt for PNC by CRI&P at Silvis, Ill., by Morrison Knudsen at Bosie, Idaho, or by Illinois Central Gulf at Paducah, Ill. Upon CRI&P shutdown in April 1980, all units were returned to PNC. C&NW purchased 119 units (109 GP7Rs and 10 GP9Rs) in February 1981 from PNC, sending 61 older units to PNC as trade-in. EMD GP7R, 55 units, B-B, 16-567B engine, 61:16 gear ratio, 1,500 horsepower, 265,000 pounds operating weight. [courtesy of Diesels of the Chicago & North Western, Paul K Withers, roster by Don Strack, Withers Publishing, ISBN 1-881411-07-0, 1995.]

C&NW 4170 was built in October 1952, GM EMD GP7R, builder number 17597, as Chicago Rock Island & Pacific 1276, later numbered as Chicago Rock Island & Pacific 4516. Purchased by Precision National Corporation, Mr. Vernon, Illinois, in 1974 or 1975, rebuilt in 1957 or 1976 for Precision National Corporation, and leased back to Chicago Rock Island & Pacific. Returned to Precision National Corporation after Chicago Rock Island & Pacific shut down in April 1980 and leased to C&NW, entering service in 1981. [courtesy of Union Pacific Locomotive Directory, Don Strack, Withers Publishing, ISBN 1-881411-16-8, 1998]

CNW 4170: yard switcher, EMD GP7, 1,500 hp. [courtesy of Roster of UPRR Locomotive Ownership, January 1, 1999.]

Chicago Rail Photographs collection updated 7 August 2024 at 15:01. Photographs and text copyright © 1998-2000 Harold A. Driscoll, All Rights Reserved. Email address is provided exclusively for personal contact, but emphatically not for use for SPAM net.abuse.