Copyright ©2016-2019, Searchlight Simulations, LLC, All Rights Reserved. All logos, images and registered trademarks are property of their respective owners. "" and "TS2020" are trademarks of DTG. "Dovetail Games" is a registered trademark of Dovetail Games Limited. "Trainiax" is copyrighted to Michael Eby, "JointedRail" is copyrighted to Jointed Rail Productions, LLC.

  • Virtual Throttle X to circumvent engine core RPM simulation

  • Brand new 26L type brake stand (advanced brakes) simulation

  • Entire new power output simulation to circumvent core ammeter output and tractive effort/dynamic braking calculation with built-in wheelslip prevention system and output regulator

  • Accurate series-parallel and inverse traction transition

  • Entire new engine temperature simulation in accordance with radiator cooling fan control system and optimal engine operation temperatures

  • Realistic dynamic brake blower and radiator fan animation that carries rotational inertia

  • Independent headlight and ditchlight control

  • Independent air-powered wiper setting with full speed control

  • Engine isolation simulation

  • Independent working classlight control where applicable

  • Interactive cab radio and HOTD (Head Of Train Device) where applicable

  • Smooth operating gauges to reflect the analog nature of each readout

  • Virtual Horn X to circumvent engine core horn simulation with built in horn suppression system

  • Mechanically operated air bell simulation

  • Shaft driven type WBO air compressor simulation

  • Random exhaust particle distribution simulation based on external factors such as ambient temperature, season, engine load and engine operating time

  • Engine start and shutdown simulation to circumvent core engine simulation

  • This locomotive cannot be operated using simple controls or other external controllers such as XBOX or through the use of a RailDriver

  • Due to advanced controls, this locomotive is meant for experienced Train Simulator users only

  • Headlight Flares and dynamic lighting should be enabled in your in-game settings tab

  • Make sure to read through the operating manual before attempting to use this product

  • All manuals can be found in your root Railworks folder under the "Manuals" sub folder or can be directly downloaded from this page (see DOWNLOADS section)


We take pride in our work and our products are meant to reflect that. Customer satisfaction is important to us however because we are providing digital goods, we generally can't issue refunds on our products. You assume the responsibility for your purchase.

Refund requests are handled on a case by case basis and are issued at our sole discretion. Refund requests must be made within seven (7) days upon purchase providing a eligible reason and order number or date of purchase/name.


All product related support inquiries are handled solely by Searchlight Simulations. Please do not try to contact the JointedRail support with product related support inquiries specific to any product published by Searchlight Simulations.


For proper support inquiries related to this product and or others, please use our support form. Thank you.


We suggest you create an account before purchasing a product in order to access all your orders or re-download products.


All products are delivered in a packaged, ready-to-install archive (.ZIP file extension). All products can be directly downloaded after purchase from your account. Download links are valid for thirty (30) days upon purchase.


In order to access the executable auto installer inside the archive, you will require a free or commercial copy of WinRAR or 7ZIP, available from the links below. ,

Inside the archive you'll find a executable auto installer for the product. Double click the installer to run it and follow the simple steps to install your product.


Product updates can only be downloaded from the respective downloads section of each product page on our website. Re-downloading  a product from your account or order confirmation email will not provide you with the latest version of a product.

To install the latest update, simply move all contents within the archive (.ZIP file extension) and drag them into your main railworks

installation folder. "YourDrive:/..../steamapps/common/railworks"

NOTICE: Your railworks installation may be in a different location. Make sure to use the correct location for your install. If asked, allow any existing files/folders to be overwritten.

JointedRail EMD SD40-2 - UP Pack - Operators Manual
© 2019 Searchlight Simulations, LLC, Jointed Rail Productions, LLC. Dovetail Games (“DTG”),is a trademark or registered trademark of Dovetail Games Limited. “” and the “Dovetail Games Train Simulator” logo are trademarks of DTG. All other copyrights or trademarks are the property of their respective owners. All rights reserved.

Take seat behind the controls of the iconic EMD SD40-2 and get to experience the feel of a true diesel-electric locomotive right from your  computer.


We reached out to JointedRail to bring over their fantastic line of products to Dovetail Games' Train Simulator series and the results are truly impressive!

Our new locomotives deliver a very realistic running experience build upon true-to-life experience and direct feedback from actual engineers and conductors.

That way we can assure a fun yet challenging running experience for both casual and veteran players. We kept the learning curve simple, however you will have to apply more than just power to get this thing moving.

  • EMD SD40N in Union Pacific's latest scheme

  • Union Pacific specific rebuilt details such as the 994-series air dryer or cab roof mounted AC unit

  • Union Pacific specific in-cab equipment such as speedometer, HOTD  (fully working and interactable)

  • Fully openable doors/windows

  • Separately animated and controlled air-powered windshield wipers

  • External animations such as radiator cooling fans/dynamic braking fans and air-powered bell

  • High quality engine audio recorded at 96kHz from the actual prototype (EMD 16-645E3)

  • Nathan K3LA equipped

  • Dynamic  (layered)  audio for engine/horn and bell sounds

  • Dynamic EMD-style exhaust effects

  • Dynamic fading lights

  • Independent numberboards, walkway and step lighting

  • Key-activated shadow-casting for steplights

  • Quick Drive compatible

  • AIX equipped

  • Download size: 413.0MB

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