Here is the list of items showing how many current eBay auctions are underway.
The detail will show the current bid price for the item.
| Item Category: Diesel | Year Released | Year Retired | Part Number | Category | Right Now on eBay |
| Open |
| CSX SD70Mac Diesel Engine with Proto-Soundr 2.0 | 2006 | 2006 | 20-2712-1 | Diesel | 0 |
| | | | | |
| CSX SD70Mac Diesel Engine with Proto-Soundr 2.0 (Hi-Rail Wheels) | 2009 | 2009 | 20-2958-1 | Diesel | 0 |
| CSX SW-1500 Switcher Diesel Engine (Non-Powered) | 2002 | 2002 | 30-2261-3 | Diesel | 0 |
| CSX SW-1500 Switcher Diesel Engine (Non-Powered) | 2006 | 2006 | 30-2724-3 | Diesel | 0 |
| CSX SW-1500 Switcher Diesel Engine with Loco-Sound | 2002 | 2002 | 30-2261-0 | Diesel | 0 |
| CSX SW-1500 Switcher Diesel Engine with Proto-Soundr 2.0 | 2002 | 2002 | 30-2261-1 | Diesel | 0 |
| CSX SW-1500 Switcher Diesel Engine with Proto-Soundr 2.0 | 2006 | 2006 | 30-2724-1 | Diesel | 0 |
| CSX SW-9 Switcher Diesel Engine Calf (Non-Powered) | 2015 | 2015 | 30-20284-3 | Diesel | 0 |
| CSX SW-9 Switcher Diesel Engine with Proto-Sound 3.0 | 2015 | 2015 | 30-20284-1 | Diesel | 0 |
| CSX SW1500 Diesel Switcher with Proto-Sound 3.0 | 2016 | 2016 | 30-20327-1 | Diesel | 0 |
| CSX SW1500 Switcher Diesel Engine with Proto-Sound 3.0 | 2013 | 2013 | 30-20139-1 | Diesel | 0 |
| Cuyahoga Valley Alco Pa A-unit Diesel With Proto-sound 3.0 | 2025 | 2025 | 30-21333-1 | Diesel | 0 |
| Cuyahoga Valley Scenic Alco PA A-Unit Diesel Engine with Proto-Sound 3.0 | 2024 | 2024 | 30-21263-1 | Diesel | 0 |
| Cuyahoga Valley Scenic RS-3 Diesel Engine With Proto-Sound 3.0 | 2023 | 2023 | 30-21177-1 | Diesel | 0 |
| Dash-8 Diesel Engine - With Proto-Soundr 2.0 | 2006 | 2006 | 30-2483-1 | Diesel | 0 |
| Daylight Locomotive & Machine Works FP45 Diesel Engine With Proto-Sound 3.0 | 2024 | 2024 | 30-21221-1 | Diesel | 0 |
| DCS ES44AC Diesel Engine with Proto-Sound 3.0 (Hi-Rail Wheels) | 2013 | 2013 | 20-20316-1 | Diesel | 0 |
| DCS RS-3 Diesel Engine - With Proto-Sound 2.0 | 2003 | 2003 | 50-1016-1E | Diesel | 0 |
| Delaware & Hudson Alco PA A Unit (DCC Ready) | 2010 | 2010 | 80-2090-0 | Diesel | 1 |
| Delaware & Hudson Alco PA A Unit Diesel Engine with Proto-Sound 3.0 (Hi-Rail Wheels) | 2024 | 2024 | 20-21870-1 | Diesel | 0 |
| Delaware & Hudson Alco PA A Unit Diesel Engine with Proto-Sound 3.0 (Hi-Rail Wheels) | 2024 | 2024 | 20-21871-1 | Diesel | 0 |
| Delaware & Hudson Alco PA A Unit Non-Powered Diesel Engine (Hi-Rail Wheels) | 2024 | 2024 | 20-21871-4 | Diesel | 0 |
| Delaware & Hudson Alco PA A Unit With Proto-Sound 3.0 | 2010 | 2010 | 80-2090-1 | Diesel | 0 |
| Delaware & Hudson Alco PA AA Diesel Set | 1998 | 1998 | 30-2125-0 | Diesel | 0 |
| Delaware & Hudson Alco PA AA Diesel Set - With Proto-Sound 2.0 | 2007 | 2007 | 70-2034-1 | Diesel | 0 |
| Delaware & Hudson Alco PA AA Diesel Set with Proto | 1998 | 1998 | 30-2125-1 | Diesel | 1 |
| Delaware & Hudson Alco PA AA Diesel Set with Proto-Sound 2.0 | 2008 | 2008 | 30-2854-1 | Diesel | 1 |
| Delaware & Hudson Alco PA AA Diesel Set with Proto-Sound 3.0 | 2015 | 2015 | 30-20276-1 | Diesel | 0 |
| Delaware & Hudson Alco PA AA Set (DCC Ready) | 2010 | 2010 | 80-2089-0 | Diesel | 0 |
| Delaware & Hudson Alco PA AA Set With Proto-Sound 3.0 | 2010 | 2010 | 80-2089-1 | Diesel | 2 |
| Delaware & Hudson Alco PA ABA Diesel Set - With Proto-Sound 2.0 | 2001 | 2001 | 20-2321-1 | Diesel | 1 |
| Delaware & Hudson Alco PA ABA Diesel Set - With Proto-Sound 2.0 | 2006 | 2006 | 20-2633-1 | Diesel | 0 |
| Delaware & Hudson Alco PA B Unit (Non-Powered) | 2015 | 2015 | 30-20276-3 | Diesel | 0 |
| Delaware & Hudson Alco PA B Unit (Non-Powered) | 1998 | 1998 | 30-2127 | Diesel | 0 |
| Delaware & Hudson Alco PA B Unit (Non-Powered) | 2008 | 2008 | 30-2854-3 | Diesel | 0 |
| Delaware & Hudson Alco PA B-Unit Diesel (Non-Powered) | 2024 | 2024 | 20-21870-3 | Diesel | 0 |
| Delaware & Hudson Alco PA B-Unit Diesel (Non-Powered) | 2006 | 2006 | 20-2633-3 | Diesel | 0 |
| Delaware & Hudson Alco PA B-Unit Diesel (Non-Powered) | 2007 | 2007 | 70-2034-3 | Diesel | 0 |
| Delaware & Hudson C628 Diesel Engine (Non-Powered) | 2008 | 2008 | 30-2858-3 | Diesel | 0 |
| Delaware & Hudson C628 Diesel Engine with Proto-Sound 2.0 | 2008 | 2008 | 30-2858-1 | Diesel | 0 |
| Delaware & Hudson C628 Diesel Engine with Proto-Sound 3.0 | 2014 | 2014 | 30-20242-1 | Diesel | 0 |
| Delaware & Hudson C628 Diesel Engine with Proto-Sound 3.0 | 2022 | 2022 | 30-21084-1 | Diesel | 0 |
| Delaware & Hudson GE U30C Diesel Engine with Proto-Sound 3.0 (Hi-Rail Wheels) | 2014 | 2014 | 20-20366-1 | Diesel | 0 |
| Delaware & Hudson GE U30C Diesel Engine with Proto-Sound 3.0 (Scale Wheels) | 2014 | 2014 | 22-20366-2 | Diesel | 0 |
| Delaware & Hudson GP38-2 Diesel Engine (Non-Powered) | 2009 | 2009 | 20-2954-3 | Diesel | 0 |
| Delaware & Hudson GP38-2 Diesel Engine With Proto-Sound 3.0 (Hi-Rail Wheels) | 2019 | 2019 | 20-21229-1 | Diesel | 0 |
| Delaware & Hudson GP38-2 Diesel Engine With Proto-Sound 3.0 (Hi-Rail Wheels) | 2019 | 2019 | 20-21230-1 | Diesel | 0 |
| Delaware & Hudson GP38-2 Diesel Engine With Proto-Sound 3.0 (Scale Wheels) | 2019 | 2019 | 22-21229-2 | Diesel | 0 |
| Delaware & Hudson GP38-2 Diesel Engine With Proto-Sound 3.0 (Scale Wheels) | 2019 | 2019 | 22-21230-2 | Diesel | 0 |
| Delaware & Hudson GP38-2 Diesel Engine With Proto-Soundr 2.0 | 2000 | 2000 | 20-2256-1 | Diesel | 0 |
| Delaware & Hudson GP38-2 Diesel Engine With Proto-Soundr 2.0 | 2009 | 2009 | 20-2954-1 | Diesel | 0 |
| Delaware & Hudson RS-11 High Hood Diesel Engine (Non-Powered) | 2012 | 2012 | 20-20211-3 | Diesel | 0 |
| Delaware & Hudson RS-11 High Hood Diesel Engine with Proto-Sound 3.0 | 2012 | 2012 | 20-20211-1 | Diesel | 0 |
| Delaware & Hudson RS-11 High Hood Diesel Engine with Proto-Sound 3.0 | 2022 | 2022 | 20-21642-1 | Diesel | 0 |
| Delaware & Hudson RS-11 High Hood Diesel Engine with Proto-Sound 3.0 | 2022 | 2022 | 20-21643-1 | Diesel | 0 |
| Delaware & Hudson RS-11 Low Hood Diesel Engine With Proto-sound 3.0 | 2025 | 2025 | 20-22058-1 | Diesel | 1 |
| Delaware & Hudson RS-11 Low Hood Diesel Engine With Proto-sound 3.0 | 2025 | 2025 | 20-22059-1 | Diesel | 1 |
| Delaware & Hudson RS-3 Diesel Engine (Non-Powered) | 2011 | 2011 | 30-20021-3 | Diesel | 0 |
| Delaware & Hudson RS-3 Diesel Engine - With Proto-Sound 2.0 | 2011 | 2011 | 30-20021-1 | Diesel | 0 |
| Delaware & Hudson RS-3 Diesel Engine With Proto-Sound 3.0 | 2017 | 2017 | 30-20455-1 | Diesel | 0 |
| Delaware & Hudson RS-3 Diesel Engine With Proto-Sound 3.0 | 2023 | 2023 | 30-21211-1 | Diesel | 0 |
| Delaware & Hudson RS-3 Diesel Engine With Proto-Sound 3.0 | 2023 | 2023 | 30-21212-1 | Diesel | 0 |
| Delaware & Hudson SD-45 Diesel Engine (Non-Powered) | 2014 | 2014 | 30-20202-3 | Diesel | 0 |
| Delaware & Hudson SD-45 Diesel Engine with Proto-Sound 3.0 | 2014 | 2014 | 30-20202-1 | Diesel | 0 |
| Delaware & Hudson SD-45 Diesel Engine with Proto-Sound 3.0 | 2020 | 2020 | 30-20709-1 | Diesel | 0 |
| Delaware & Hudson SD45 Low Hood Diesel Engine with Proto-Sound 3.0 (Hi-Rail Wheels) | 2016 | 2016 | 20-20651-1 | Diesel | 0 |
| Delaware & Hudson SD45 Low Hood Diesel Engine with Proto-Sound 3.0 (Hi-Rail Wheels) | 2016 | 2016 | 20-20652-1 | Diesel | 0 |
| Delaware & Hudson SD45 Low Hood Diesel Engine with Proto-Sound 3.0 (Scale Wheels) - Delaware & Hudson Cab No. 802 | 2016 | 2016 | 22-20651-2 | Diesel | 0 |
| Delaware & Hudson SD45 Low Hood Diesel Engine with Proto-Sound 3.0 (Scale Wheels) - Delaware & Hudson Cab No. 803 | 2016 | 2016 | 22-20652-2 | Diesel | 0 |
| Delaware & Hudson Sharknose A Unit (Non-Powered) | 2014 | 2014 | 20-20405-3 | Diesel | 0 |
| Delaware & Hudson Sharknose A Unit (Non-Powered) | 2006 | 2006 | 20-2730-3 | Diesel | 0 |
| Delaware & Hudson Sharknose A/B Diesel Set - With Proto-Sound 2.0 | 2001 | 2001 | 20-2292-1 | Diesel | 0 |
| Delaware & Hudson Sharknose AB Diesel Set with Proto-Sound 2.0 | 2006 | 2006 | 20-2730-1 | Diesel | 0 |
| Delaware & Hudson Sharknose AB Diesel Set with Proto-Sound 3.0 | 2014 | 2014 | 20-20405-1 | Diesel | 0 |
| Delaware Ostego System RS-3 Diesel Engine With Proto-Sound 3.0 | 2023 | 2023 | 30-21188-1 | Diesel | 0 |
| Delaware Ostego System RS-3 Diesel Engine With Proto-Sound 3.0 | 2023 | 2023 | 30-21189-1 | Diesel | 0 |
| Delaware, Lackawanna and Western E-8 AA Diesel Engine Set with Proto-Soundr 2.0 | 2004 | 2004 | 30-2450-1 | Diesel | 1 |
| Delaware, Lackawanna and Western E-8 ABA Diesel Engine Set - With Proto-Sound 2.0 | 2008 | 2008 | 20-2893-1 | Diesel | 0 |
| Delaware, Lackawanna and Western E-8 B-Unit (Non-Powered) | 2008 | 2008 | 20-2893-3 | Diesel | 0 |
| Delaware, Lackawanna and Western E-8 B-Unit Diesel Engine (Non-Powered) | 2004 | 2004 | 30-2450-3 | Diesel | 4 |
| Delaware, Lackawanna and Western F-3 ABA Diesel Engine Set with Proto-Sound 3.0 | 2013 | 2013 | 30-20157-1 | Diesel | 1 |
| Delaware, Lackawanna and Western F-3 ABA Diesel Engine Set with Proto-Sound 3.0 | 2016 | 2016 | 30-20351-1 | Diesel | 0 |
| Delaware, Lackawanna and Western F-3 ABA Diesel Set - With Proto-Sound 2.0 | 2002 | 2002 | 20-2350-1 | Diesel | 0 |
| Delaware, Lackawanna and Western F-3 ABA Diesel Set With Proto-Sound 3.0 (Hi-Rail Wheels) | 2014 | 2014 | 20-20403-1 | Diesel | 0 |
| Delaware, Lackawanna and Western F-3 ABA Diesel Set With Proto-Sound 3.0 (Scale Wheels) | 2014 | 2014 | 22-20403-2 | Diesel | 0 |
| Delaware, Lackawanna and Western F-3 B-Unit Diesel (Non-Powered) | 2014 | 2014 | 20-20403-3 | Diesel | 0 |
| Delaware, Lackawanna and Western FM Train Master Diesel Engine (Non-Powered) | 2011 | 2011 | 20-20128-3 | Diesel | 0 |
| Delaware, Lackawanna and Western FM Train Master Diesel Engine (Non-Powered) | 2012 | 2012 | 30-20096-3 | Diesel | 0 |
| Delaware, Lackawanna and Western FM Train Master Diesel Engine - With Proto-Sound 2.0 (Hi-Rail Wheels) | 2011 | 2011 | 20-20128-1 | Diesel | 0 |
| Delaware, Lackawanna and Western FM Train Master Diesel Engine - With Proto-Sound 2.0 (Hi-Rail Wheels) | 2002 | 2002 | 20-2357-1 | Diesel | 1 |
| Delaware, Lackawanna and Western FM Train Master Diesel Engine - With Proto-Sound 2.0 (Scale Wheels) | 2011 | 2011 | 20-20128-2 | Diesel | 0 |
| Delaware, Lackawanna and Western FM Train Master Diesel Engine with Proto-Sound 3.0 | 2012 | 2012 | 30-20096-1 | Diesel | 0 |
| Delaware, Lackawanna and Western G.E. 44 Ton Phase 3 Diesel Engine with Proto-Sound 3.0 (Hi-Rail Wheels) | 2018 | 2018 | 20-20881-1 | Diesel | 0 |
| Delaware, Lackawanna and Western G.E. 44 Ton Phase 3 Diesel Engine with Proto-Sound 3.0 (Hi-Rail Wheels) | 2018 | 2018 | 20-20882-1 | Diesel | 0 |
| Delaware, Lackawanna and Western SD24 Diesel Engine with Proto-Sound 3.0 | 2022 | 2022 | 20-21719-1 | Diesel | 0 |
| Delaware, Lackawanna and Western SD70ACe Diesel Engine (Comfort Cab) with Proto-Sound 3.0 | 2013 | 2013 | 80-2269-1 | Diesel | 0 |
| Delaware, Lackawanna and Western SD70ACe Diesel Engine (Comfort Cab) with Proto-Sound 3E+ | 2013 | 2013 | 80-2269-5 | Diesel | 0 |
| Delaware, Lackawanna and Western SD70ACe Diesel Engine (Non-Powered) | 2013 | 2013 | 20-20259-3 | Diesel | 0 |
| Delaware, Lackawanna and Western SD70ACe Diesel Engine Comfort Cab (DCC Ready) | 2013 | 2013 | 80-2269-0 | Diesel | 0 |
| Delaware, Lackawanna and Western SD70ACe Diesel Engine with Proto-Sound 3.0 (Hi-Rail Wheels) | 2012 | 2012 | 20-20259-1 | Diesel | 0 |
| Delaware, Lackawanna and Western SD70ACe Diesel Engine with Proto-Sound 3.0 (Scale Wheels) | 2012 | 2012 | 20-20259-2 | Diesel | 0 |
| Delaware, Lackawanna and Western SD70ACe Imperial Diesel & Caboose Set With Proto-Sound 3.0 | 2021 | 2021 | 30-20952-1 | Diesel | 1 |
| Delaware, Lackawanna and Western SD70ACe Imperial Diesel Engine With Proto-Sound 3.0 | 2013 | 2013 | 30-20133-1 | Diesel | 0 |
| Delaware-Lackawanna RS-3 Diesel Engine With Proto-Sound 3.0 | 2020 | 2020 | 30-20715-1 | Diesel | 0 |
| Delmarva Central MP15AC Diesel Engine with Proto-Sound 3.0 | 2022 | 2022 | 30-20999-1 | Diesel | 0 |
| Delmarva Central MP15AC Diesel Engine with Proto-Sound 3.0 | 2022 | 2022 | 30-21000-1 | Diesel | 0 |
| Denver & Rio Grande Western Alco PA A Unit Diesel Engine with Proto-Sound 3.0 (Hi-Rail Wheels) | 2019 | 2019 | 20-21244-1 | Diesel | 0 |
| Denver & Rio Grande Western Alco PA A Unit Diesel Engine with Proto-Sound 3.0 (Hi-Rail Wheels) | 2019 | 2019 | 20-21245-1 | Diesel | 0 |
| Denver & Rio Grande Western Alco PA A Unit Diesel Engine with Proto-Sound 3.0 (Hi-Rail Wheels) | 2024 | 2024 | 20-21891-1 | Diesel | 0 |
| Denver & Rio Grande Western Alco PA A Unit Non-Powered Diesel Engine (Hi-Rail Wheels) | 2019 | 2019 | 20-21245-4 | Diesel | 0 |
| Denver & Rio Grande Western Alco PA B-Unit Diesel (Non-Powered) | 2019 | 2019 | 20-21244-3 | Diesel | 0 |
| Denver & Rio Grande Western Alco PA B-Unit Diesel (Non-Powered) | 2024 | 2024 | 20-21891-3 | Diesel | 0 |
| Denver & Rio Grande Western F-3 A Unit Diesel Engine with Proto-Sound 3.0 (Hi-Rail Wheels) | 2018 | 2018 | 20-20942-1 | Diesel | 0 |
| Denver & Rio Grande Western F-3 A Unit Diesel Engine with Proto-Sound 3.0 (Hi-Rail Wheels) | 2018 | 2018 | 20-20943-1 | Diesel | 0 |
| Denver & Rio Grande Western F-3 A Unit Diesel Engine with Proto-Sound 3.0 (Scale Wheels) | 2018 | 2018 | 22-20942-2 | Diesel | 0 |
| Denver & Rio Grande Western F-3 A Unit Diesel Engine with Proto-Sound 3.0 (Scale Wheels) | 2018 | 2018 | 22-20943-2 | Diesel | 0 |
| Denver & Rio Grande Western F-3 A Unit Non-Powered Diesel Engine (Hi-Rail Wheels) | 2018 | 2018 | 20-20943-4 | Diesel | 0 |
| Denver & Rio Grande Western F-3 ABA Diesel Engine Set with Proto-Sound 3.0 | 2020 | 2020 | 30-20732-1 | Diesel | 0 |
| Denver & Rio Grande Western F-3 B-Unit Diesel (Non-Powered Scale Wheels) | 2018 | 2018 | 22-20942-3 | Diesel | 0 |
| Denver & Rio Grande Western F-3 B-Unit Diesel (Non-Powered) | 2018 | 2018 | 20-20942-3 | Diesel | 0 |
| Denver & Rio Grande Western F-3 B-Unit Diesel (Non-Powered) | 2018 | 2018 | 20-20943-3 | Diesel | 0 |
| Denver & Rio Grande Western FM H10-44 Diesel Engine with Proto-Sound 3.0 | 2022 | 2022 | 30-21024-1 | Diesel | 0 |
| Denver & Rio Grande Western FM H10-44 Diesel Engine with Proto-Sound 3.0 | 2022 | 2022 | 30-21025-1 | Diesel | 0 |
| Denver & Rio Grande Western Galloping Goose Diesel With Proto-sound 3.0 | 2025 | 2025 | 30-21310-1 | Diesel | 1 |
| Denver & Rio Grande Western Galloping Goose Diesel With Proto-sound 3.0 | 2025 | 2025 | 30-21306-1 | Diesel | 0 |
| Denver & Rio Grande Western Galloping Goose Diesel With Proto-sound 3.0 | 2025 | 2025 | 30-21307-1 | Diesel | 1 |
| Denver & Rio Grande Western GP-35 Low Hood Diesel Engine (Non-Powered) | 2012 | 2012 | 20-20198-3 | Diesel | 1 |
| Denver & Rio Grande Western GP-35 Low Hood Diesel Engine with Proto-Sound 3.0 (Hi-Rail Wheels) | 2012 | 2012 | 20-20198-1 | Diesel | 1 |
| Denver & Rio Grande Western GP-35 Low Hood Diesel Engine with Proto-Sound 3.0 (Scale Wheels) | 2012 | 2012 | 20-20198-2 | Diesel | 0 |
| Denver & Rio Grande Western SD45 Low Hood Diesel Engine with Proto-Sound 3.0 (Hi-Rail Wheels) | 2020 | 2020 | 20-21427-1 | Diesel | 0 |
| Denver & Rio Grande Western SD45 Low Hood Diesel Engine with Proto-Sound 3.0 (Hi-Rail Wheels) | 2020 | 2020 | 20-21428-1 | Diesel | 0 |
| Denver & Rio Grande Western SD45 Low Hood Diesel Engine with Proto-Sound 3.0 (Scale Wheels) | 2020 | 2020 | 22-21427-2 | Diesel | 0 |
| Denver & Rio Grande Western SD45 Low Hood Diesel Engine with Proto-Sound 3.0 (Scale Wheels) | 2020 | 2020 | 22-21428-2 | Diesel | 0 |
| Denver & Rio Grande Western SD70ACe Diesel Engine (DCC Ready) | 2010 | 2010 | 80-2010-0 | Diesel | 1 |
| Denver & Rio Grande Western SD70ACe Diesel Engine (DCC Ready) | 2013 | 2013 | 80-2281-0 | Diesel | 0 |
| Denver & Rio Grande Western SD70ACe Diesel Engine with Proto-Sound 2.0 (Scale Wheels) | 2007 | 2007 | 20-2770-2 | Diesel | 0 |
| Denver & Rio Grande Western SD70ACe Diesel Engine with Proto-Sound 3.0 | 2019 | 2019 | 70-2138-1 | Diesel | 0 |
| Denver & Rio Grande Western SD70ACe Diesel Engine with Proto-Sound 3E+ | 2013 | 2013 | 80-2281-5 | Diesel | 0 |
| Denver & Rio Grande Western SD70ACe Diesel Engine with Proto-Soundr 2.0 (Hi-Rail Wheels) | 2007 | 2007 | 20-2770-1E | Diesel | 0 |
| Denver & Rio Grande Western SD70ACe Diesel Engine with Proto-Soundr 3.0 | 2008 | 2008 | 80-2010-1 | Diesel | 0 |
| Denver & Rio Grande Western SD70ACe Diesel Engine with Proto-Soundr 3.0 | 2013 | 2013 | 80-2281-1 | Diesel | 0 |
| Denver & Rio Grande Western SD70ACe Diesel Heritage Set with Proto-Soundr 2.0 | 2007 | 2007 | 20-2770-1 | Diesel | 1 |
| Denver & Rio Grande Western SD70ACe Imperial Diesel Engine With Proto-Sound 3.0 | 2017 | 2017 | 30-20416-1 | Diesel | 0 |
| Denver and Rio Grande Western Alco PA A Unit (DCC Ready) | 2010 | 2010 | 80-2078-0 | Diesel | 0 |
| Denver and Rio Grande Western Alco PA A Unit With Proto-Sound 3.0 | 2010 | 2010 | 80-2078-1 | Diesel | 1 |
| Denver and Rio Grande Western Alco PA A Unit With Proto-Sound 3.0 | 2013 | 2013 | 80-2271-1 | Diesel | 0 |
| Denver and Rio Grande Western Alco PA A-Unit Diesel (Non-Powered) | 2010 | 2010 | 70-2083-4 | Diesel | 0 |
| Denver and Rio Grande Western Alco PA A-Unit Diesel - With Proto-Sound 2.0 | 2010 | 2010 | 70-2083-1 | Diesel | 0 |
| Denver and Rio Grande Western Alco PA A/B Set (DCC Ready) | 2010 | 2010 | 80-2077-0 | Diesel | 0 |
| Denver and Rio Grande Western Alco PA A/B Set With Proto-Sound 3.0 | 2010 | 2010 | 80-2077-1 | Diesel | 0 |
| Denver and Rio Grande Western Alco PA A/B Set With Proto-Sound 3.0 | 2013 | 2013 | 80-2270-1 | Diesel | 0 |
| Denver and Rio Grande Western Alco PA AA Diesel Set | 1998 | 1998 | 30-2126-0 | Diesel | 1 |
| Denver and Rio Grande Western Alco PA AA Diesel Set with Proto | 1998 | 1998 | 30-2126-1 | Diesel | 5 |
| Denver and Rio Grande Western Alco PA AA Diesel Set with Proto-Sound 2.0 | 2005 | 2005 | 30-2493-1 | Diesel | 0 |
| Denver and Rio Grande Western Alco PA ABA Diesel Set - With Proto-Sound 2.0 | 2001 | 2001 | 20-2322-1 | Diesel | 1 |
| Denver and Rio Grande Western Alco PA ABA Diesel Set - With Proto-Sound 2.0 | 2009 | 2009 | 20-2969-1 | Diesel | 0 |
| Denver and Rio Grande Western Alco PA ABA Diesel Set With Proto-Sound 3.0 | 2013 | 2013 | 20-20310-1 | Diesel | 0 |
| Denver and Rio Grande Western Alco PA B Unit (DCC Ready) | 2010 | 2010 | 80-2079-0 | Diesel | 0 |
| Denver and Rio Grande Western Alco PA B Unit (Non-Powered) | 1998 | 1998 | 30-2128 | Diesel | 3 |
| Denver and Rio Grande Western Alco PA B Unit (Non-Powered) | 2005 | 2005 | 30-2493-3 | Diesel | 0 |
| Denver and Rio Grande Western Alco PA B Unit With Proto-Sound 3.0 | 2010 | 2010 | 80-2079-1 | Diesel | 0 |
| Denver and Rio Grande Western Alco PA B-Unit Diesel (Non-Powered) | 2013 | 2013 | 20-20310-3 | Diesel | 0 |
| Denver and Rio Grande Western Alco PA B-Unit Diesel (Non-Powered) | 2009 | 2009 | 20-2969-3 | Diesel | 0 |
|
| Denver and Rio Grande Western F-3 A Unit (DCC Ready) | 2013 | 2013 | 80-2198-0 | Diesel | 0 |
| Denver and Rio Grande Western F-3 A Unit With Proto-Sound 3.0 | 2013 | 2013 | 80-2198-1 | Diesel | 0 |
| Denver and Rio Grande Western F-3 A Unit With Proto-Sound 3E+ | 2013 | 2013 | 80-2198-5 | Diesel | 0 |
| Denver and Rio Grande Western F-3 A/B Set (DCC Ready) | 2013 | 2013 | 80-2197-0 | Diesel | 0 |
| Denver and Rio Grande Western F-3 A/B Set With Proto-Sound 3.0 | 2013 | 2013 | 80-2197-1 | Diesel | 1 |
| Denver and Rio Grande Western F-3 A/B Set With Proto-Sound 3E+ | 2013 | 2013 | 80-2197-5 | Diesel | 0 |
| Denver and Rio Grande Western F-3 AA Diesel Set - 2 Rail | 1994 | 1994 | 20-2051-2 | Diesel | 0 |
| Denver and Rio Grande Western F-3 AA Diesel Set - 3 Rail Horn | 1994 | 1994 | 20-2051-0 | Diesel | 0 |
| Denver and Rio Grande Western F-3 AA Diesel Set - With Proto | 1994 | 1994 | 20-2051-1 | Diesel | 0 |
| Denver and Rio Grande Western F-3 AA Diesel Set 3-Rail Horn | 2000 | 2000 | 30-2184-0 | Diesel | 0 |
| Denver and Rio Grande Western F-3 AA Diesel Set With Protosound | 2000 | 2000 | 30-2184-1 | Diesel | 1 |
| Denver and Rio Grande Western F-3 ABA Diesel Engine Set with Proto-Sound 2.0 | 2005 | 2005 | 30-2468-1 | Diesel | 1 |
| Denver and Rio Grande Western F-3 ABA Diesel Set - With Proto-Sound 2.0 | 2002 | 2002 | 20-2349-1 | Diesel | 2 |
| Denver and Rio Grande Western F-3 B Unit | 2000 | 2000 | 30-2184-3 | Diesel | 0 |
| Denver and Rio Grande Western F-3 B Unit (DCC Ready) | 2013 | 2013 | 80-2199-0 | Diesel | 0 |
| Denver and Rio Grande Western F-3 B Unit - 2-Rail | 1994 | 1994 | 20-2059-2 | Diesel | 0 |
| Denver and Rio Grande Western F-3 B Unit - 3-Rail | 1994 | 1994 | 20-2059-3 | Diesel | 0 |
| Denver and Rio Grande Western F-3 B Unit With Proto-Sound 3.0 | 2013 | 2013 | 80-2199-1 | Diesel | 0 |
| Denver and Rio Grande Western F-3 B Unit With Proto-Sound 3E+ | 2013 | 2013 | 80-2199-5 | Diesel | 0 |
| Denver and Rio Grande Western F-3 B-Unit - 3 Rail Powered | 1998 | 1998 | 20-2051-3 | Diesel | 2 |
| Denver and Rio Grande Western F40PH Diesel Engine (Non-Powered) | 2006 | 2006 | 20-2715-3 | Diesel | 0 |
| Denver and Rio Grande Western F40PH Diesel Engine (Non-Powered) | 2002 | 2002 | 30-2267-3 | Diesel | 0 |
| Denver and Rio Grande Western F40PH Diesel Engine - With Proto-Sound 2.0 | 2002 | 2002 | 30-2267-1 | Diesel | 0 |
| Denver and Rio Grande Western F40PH Diesel Engine Boxed Set - With Proto-Sound 2.0 | 2002 | 2002 | 20-2382-1 | Diesel | 1 |
| Denver and Rio Grande Western F40PH Diesel Engine With Proto-Soundr 2.0 | 2006 | 2006 | 20-2715-1 | Diesel | 1 |
| Denver and Rio Grande Western FM Train Master Diesel Engine - 3-Rail Horn | 1996 | 1996 | 20-2122-0 | Diesel | 1 |
| Denver and Rio Grande Western FM Train Master Diesel Engine - With Proto | 1996 | 1996 | 20-2122-1 | Diesel | 0 |
| Denver and Rio Grande Western FT ABA Diesel Set - With Proto-Sound 2.0 | 2001 | 2001 | 20-2272-1 | Diesel | 1 |
| Denver and Rio Grande Western Galloping Goose Diesel - 3-Rail Horn | 1999 | 1999 | 30-2154-0 | Diesel | 3 |
| Denver and Rio Grande Western Galloping Goose Diesel - With Proto | 1999 | 1999 | 30-2154-1 | Diesel | 7 |
| Denver and Rio Grande Western Galloping Goose Diesel - With Proto | 2000 | 2000 | 30-2203-1 | Diesel | 7 |
| Denver and Rio Grande Western RS-3 Diesel Engine (Non-Powered) | 2012 | 2012 | 30-20113-3 | Diesel | 0 |
| Denver and Rio Grande Western RS-3 Diesel Engine With Proto-Sound 3.0 | 2012 | 2012 | 30-20113-1 | Diesel | 0 |
| Denver and Rio Grande Western SD-45 Diesel Engine (Non-Powered) | 2015 | 2015 | 30-20292-3 | Diesel | 0 |
| Denver and Rio Grande Western SD-45 Diesel Engine with Proto-Sound 3.0 | 2015 | 2015 | 30-20292-1 | Diesel | 0 |
| Denver and Rio Grande Western SD-9 Diesel Engine (Non-Powered) | 2005 | 2005 | 30-2479-3 | Diesel | 0 |
| Denver and Rio Grande Western SD-9 Diesel Engine - 2-Rail | 1996 | 1996 | 20-2113-2 | Diesel | 0 |
| Denver and Rio Grande Western SD-9 Diesel Engine - 3-Rail Horn | 1996 | 1996 | 20-2113-0 | Diesel | 0 |
| Denver and Rio Grande Western SD-9 Diesel Engine - With Proto | 1996 | 1996 | 20-2113-1 | Diesel | 0 |
| Denver and Rio Grande Western SD-9 Diesel Engine - With Proto-Sound 2.0 | 2005 | 2005 | 30-2479-1 | Diesel | 0 |
| Denver and Rio Grande Western SD50 Diesel Engine (Non-Powered) | 2005 | 2005 | 20-2579-3 | Diesel | 0 |
| Denver and Rio Grande Western SD50 Diesel Engine With Proto-Sound 2.0 | 2005 | 2005 | 20-2579-1 | Diesel | 0 |
| Denver and Rio Grande Western SD50 Diesel Engine with Proto-Sound 3.0 (Hi-Rail Wheels) | 2014 | 2014 | 20-20425-1 | Diesel | 0 |
| Denver and Rio Grande Western SD50 Diesel Engine with Proto-Sound 3.0 (Scale Wheels) | 2014 | 2014 | 22-20425-2 | Diesel | 0 |
| Denver and Rio Grande Western SD70ACe Diesel Engine (Non-Powered) | 2012 | 2012 | 20-20216-3 | Diesel | 0 |
| Denver and Rio Grande Western SD70ACe Diesel Engine with Proto-Sound 3.0 (Hi-Rail Wheels) | 2012 | 2012 | 20-20216-1 | Diesel | 0 |
| Denver and Rio Grande Western SD70ACe Diesel Engine with Proto-Sound 3.0 (Hi-Rail Wheels) | 2015 | 2015 | 20-20516-1 | Diesel | 0 |
| Denver and Rio Grande Western SD70ACe Diesel Engine with Proto-Sound 3.0 (Hi-Rail Wheels) | 2018 | 2018 | 20-20958-1 | Diesel | 0 |
| Denver and Rio Grande Western SD70ACe Diesel Engine with Proto-Sound 3.0 (Scale Wheels) | 2012 | 2012 | 20-20216-2 | Diesel | 0 |
| Denver and Rio Grande Western SD70ACe Diesel Engine with Proto-Sound 3.0 (Scale Wheels) | 2015 | 2015 | 22-20516-2 | Diesel | 0 |
| Denver and Rio Grande Western SD70ACe Diesel Engine with Proto-Sound 3.0 (Scale Wheels) | 2018 | 2018 | 22-20958-2 | Diesel | 0 |
| Denver and Rio Grande Western SD70ACe Imperial Diesel Engine With Horn & Bell | 2008 | 2008 | 30-2877-0 | Diesel | 0 |
| Denver and Rio Grande Western SD70ACe Imperial Diesel Engine With Proto-Sound 2.0 | 2008 | 2008 | 30-2877-1 | Diesel | 0 |
| Denver and Rio Grande Western Signature Series Alco PA ABA Diesel Set With Proto-Sound 3.0 | 2014 | 2014 | 20-81001-1 | Diesel | 0 |
| Department of Transportation GE U30C Diesel Engine with Proto-Sound 3.0 (Hi-Rail Wheels) | 2018 | 2018 | 20-20925-1 | Diesel | 1 |
| Department of Transportation GE U30C Diesel Engine with Proto-Sound 3.0 (Scale Wheels) | 2018 | 2018 | 22-20925-2 | Diesel | 0 |
| Depew, Lancaster & Western RS-11 High Hood Diesel Engine with Proto-Sound 3.0 | 2022 | 2022 | 20-21710-1 | Diesel | 0 |
| Depew, Lancaster & Western RS-11 High Hood Diesel Engine with Proto-Sound 3.0 | 2022 | 2022 | 20-21711-1 | Diesel | 0 |
| Detroit & Mackinac RS-3 Diesel Engine With Proto-Sound 3.0 | 2023 | 2023 | 30-21200-1 | Diesel | 0 |
| Detroit & Mackinac RS-3 Diesel Engine With Proto-Sound 3.0 | 2023 | 2023 | 30-21201-1 | Diesel | 0 |
| Detroit & Toledo Shore Line GP-7 Diesel Engine With Proto-sound 3.0 | 2025 | 2025 | 20-22010-1 | Diesel | 0 |
| Detroit & Toledo Shore Line GP-7 Diesel Engine With Proto-sound 3.0 #76 | 2025 | 2025 | 20-22009-1 | Diesel | 0 |
| Detroit & Toledo Shore Line GP-9 Diesel Engine With Proto-Sound 3.0 | 2021 | 2021 | 20-21528-1 | Diesel | 0 |
| Detroit & Toledo Shore Line GP-9 Diesel Engine With Proto-Sound 3.0 | 2021 | 2021 | 20-21529-1 | Diesel | 0 |
| Detroit Terminal Railroad NW-2 Switcher Diesel Engine with Proto-Sound 3.0 | 2023 | 2023 | 30-21149-1 | Diesel | 0 |
| Detroit Terminal Railroad NW-2 Switcher Diesel Engine With Proto-Sound 3.0 Cab No. 110 | 2023 | 2023 | 30-21150-1 | Diesel | 0 |
| Detroit, Toledo & Ironton GP-35 Low Hood Diesel Engine (Non-Powered) | 2012 | 2012 | 20-20199-3 | Diesel | 0 |
| Detroit, Toledo & Ironton GP-35 Low Hood Diesel Engine with Proto-Sound 3.0 (Hi-Rail Wheels) | 2012 | 2012 | 20-20199-1 | Diesel | 0 |
| Detroit, Toledo & Ironton GP-35 Low Hood Diesel Engine with Proto-Sound 3.0 (Scale Wheels) | 2012 | 2012 | 20-20199-2 | Diesel | 0 |
| Detroit, Toledo & Ironton GP-40 Diesel Engine with Proto-Sound 3.0 (Hi-Rail Wheels) | 2020 | 2020 | 20-21463-1 | Diesel | 0 |
| Detroit, Toledo & Ironton GP-40 Diesel Engine with Proto-Sound 3.0 (Hi-Rail Wheels) | 2020 | 2020 | 20-21464-1 | Diesel | 0 |
| Detroit, Toledo & Ironton GP-40 Diesel Engine with Proto-Sound 3.0 (Scale Wheels) | 2020 | 2020 | 22-21463-2 | Diesel | 0 |
| Detroit, Toledo & Ironton GP-40 Diesel Engine with Proto-Sound 3.0 (Scale Wheels) | 2020 | 2020 | 22-21464-2 | Diesel | 0 |
| Detroit, Toledo & Ironton GP-7 Diesel Engine With Proto-Sound 3.0 | 2014 | 2014 | 20-20364-1 | Diesel | 0 |
| Detroit, Toledo & Ironton GP-9 Diesel Engine with Proto-Sound 3.0 | 2015 | 2015 | 30-20306-1 | Diesel | 0 |
| Detroit, Toledo & Ironton GP38-2 Diesel Engine With Proto-Sound 3.0 (Hi-Rail Wheels) | 2016 | 2016 | 20-20647-1 | Diesel | 0 |
| Detroit, Toledo & Ironton GP38-2 Diesel Engine With Proto-Sound 3.0 (Hi-Rail Wheels) | 2020 | 2020 | 20-21302-1 | Diesel | 0 |
| Detroit, Toledo & Ironton GP38-2 Diesel Engine With Proto-Sound 3.0 (Hi-Rail Wheels) | 2020 | 2020 | 20-21303-1 | Diesel | 0 |
| Detroit, Toledo & Ironton GP38-2 Diesel Engine With Proto-Sound 3.0 (Scale Wheels) | 2020 | 2020 | 22-21302-2 | Diesel | 0 |
| Detroit, Toledo & Ironton GP38-2 Diesel Engine With Proto-Sound 3.0 (Scale Wheels) | 2020 | 2020 | 22-21303-2 | Diesel | 0 |
| Detroit, Toledo & Ironton GP38-2 Diesel Engine With Proto-Sound 3.0 (Scale Wheels) - Detroit Toledo & Ironton (Bicentennial) Cab No. 1776 | 2016 | 2016 | 22-20647-2 | Diesel | 0 |
| Diesel Locomotive Light Electrification Kit | 2006 | 2006 | 50-1025 | Diesel | 0 |
|
| Diesel Locomotive Light Electrification Kit | 2006 | 2006 | 50-1026 | Diesel | 0 |