- RDC-1 – All-passenger configuration with control vestibules at each end.
- RDC-2 – Mostly passenger with a small baggage compartment at one end.
- RDC-3 – Half-passenger, half Baggage/Rolling Post Office.
- RDC-4 – No passenger, half baggage/half RPO (only 73ft long)
- RDC-9 – Powered Centre Car – no control vertibules, only usable as middle car with other RDCs.
Budd RDC-1 – All-passenger
This is Budd RDC-1 ORRX-10 (formerly BCRail #BC-10) at Astoria Depot, Astoria OR on Friday 9th July 2004 during a layover on the Lewis And Clark Explorer service operated by the Portland and Western Railroad on behalf of the Oregon Department of Transport.
Specifications
Length: 85ft
Engines: 2 Detroit 6/110 Diesels
Seats: 90
Budd RDC-2 – passenger with baggage compartment
This is Budd RDC-2 #712 of the Alaska Railroad at Hurricane AK on Thursday 20th May 2004 during a layover on the first southbound Hurricane Turn service of the 2004 Summer Season timetable.
Specifications
Length: 85ft
Engines: 2 Detroit 6/110 Diesels
Seats: 70
Budd RDC-3 – Half-passenger, Half Baggage/RPO
This is Budd RDC-3 ORRX-31 (formerly BCRail #BC-31, nee-Great Northern GN #2350) at Astoria Depot, Astoria OR on Friday 9th July 2004 during a layover on the Lewis And Clark Explorer service operated by the Portland and Western Railroad on behalf of the Oregon Department of Transport.
Specifications
Length: 85ft
Engines: 2 Detroit 6/110 Diesels
Seats: 49
Budd RDC-4 – Baggage/RPO
Only one RDC-4 is believed to remain operational; this is VIA rail Canada’s #6250 which is a regular unit on their “The Lake Superior” service.
Specifications
Length: 73ft
Engines: 2 Detroit 6/110 Diesels
Seats: 0
Budd RDC-9 – Centre Coach
Specifications
Length: 85ft
Engine: 1 Detroit 6/110 Diesel
Seats: 94