Builder: BR Derby Works
Type: Low Density
Coupling Code: Blue Square
Coupling Type: Screw
Gangway Type: LMS
Lot Number: 30466
15/06/82 - A fire occurred in Doncaster Works DMU area. 50440 took the brunt of the damage and was burnt out. 50139, 51796 and 56258 were also damaged.
56258 - original number
54258 - from 1983 (53xxx / 54xxx change)
A Derby twin set led by M56258 (presumably with M50975) is seen working an ECS coming off the Aston line at Stechford in September 1959. Michael Mensing.
31102 Cricklewood drags 54205 + 54210 + 54258 + 53975 past New Mills South Jct as 5Z41 10:11 Longsight to CF Booths Rotherham 27-9-91. Kevin Dowd.