CR diesel locomotives and trainsets

	Class	Axle Formula	Number	Year in Service	Power [kW]	Tractive Effort [kN]	Max.Speed [km/h]	Traction Type	Voltage	1st class	2nd class
	67	Bo'Bo'	3	2000	1850		200	DE	Diesel	---	---
	Diesel locomotives hired from DB Schenker for Birmingham-London and Banbury-London rush-hour services
	121	DMU-1	2	1960	224		112	DM	Diesel	0	65
	Old diesel motor cars for Aylesbury-Princes Risborough shuttle, nrs. 121 020/034
	165/0	DMU-2	28	1991	520		120	DH	Diesel	0	180
	BREL Network Turbo DMUs built for Chiltern Line services (originally 186 seats)
	165/0	DMU-3	11	1991	780		120	DH	Diesel	0	289
	BREL Network Turbo DMUs built for Chiltern Line services (originally 288 seats)
	168/0	DMU-4	5	1998	1260		160	DH	Diesel	0	278
	New "Turbostar" DMUs from ADtranz for London Marylebone-Birmingham
	168/1	DMU-4	2	2000	1260		160	DH	Diesel	0	278
	More "Turbostar" DMUs, originally built as DMU-2, nrs. 168 106-107
	168/1	DMU-3	6	2000	945		160	DH	Diesel	0	201
	More "Turbostar" DMUs, originally built as DMU-2, nrs. 168 108-113
	168/2	DMU-3	3	2004	945		160	DH	Diesel	0	201
	Very similar to class 168/1 (170), nr. 214/218/219
	168/2	DMU-4	3	2004	1260		160	DH	Diesel	0	278
	Similar to class 168/1 but built as 2-car DMUs (extended in 2006), nrs. 215-217
	172/1	DMU-2	4	2011	720		160	DH	Diesel	0	140
	New "Turbostar" DMUs for services from London Marylebone, with 2+2 seating, nrs. 172 101-104

	Class	Axle Formula	Number	Year in Service	Power [kW]	Tractive Effort [kN]	Max.Speed [km/h]	Traction Type	Voltage	1st class	2nd class
	960/0	DMU-1	1	1960	224		112	DM	Diesel	0	0
	Route learning unit, converted from class 121 DMU, nr. 960 014
	960/3	DMU-3	1	1959	448		112	DM	Diesel	0	0
	Water jetting unit, converted from class 117 DMU in 2003, nr. 960 301