STEINBAUER application directory

John Deere R4045 (2015-Current) Power Increase & Performance Modules

STEINBAUER offers a published performance application for the John Deere R4045 (2015-Current) with the 9.0L PSS Tier 4F. Published power increases from 346 HP to 432 HP. The matching STEINBAUER part number is 230121. Open the application below for installation information and ordering options.

1 published application
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John Deere R4045 (2015-Current) engine and power variants

Model-specific application guide

John Deere R4045 (2015-Current) STEINBAUER performance options

This page brings together the published STEINBAUER applications for the John Deere R4045 (2015-Current). The published application is for 9.0L PSS Tier 4F and increases power from 346 HP to 432 HP. The matching STEINBAUER module is part 230121. Each application page provides the compatible part number, installation information and published power and torque data where available.

Frequently asked questions

John Deere R4045 (2015-Current) FAQs

Which STEINBAUER module fits my John Deere R4045 (2015-Current)?

Choose the exact engine or variant and original power output shown on this page. Each application links to the matching STEINBAUER part number and application details.

Does STEINBAUER remap the John Deere R4045 (2015-Current) ECU?

No. The STEINBAUER performance module works alongside the original engine management system rather than reprogramming the factory ECU software.

How much additional power is available for the John Deere R4045 (2015-Current)?

The published application increases power from 346 HP to 432 HP.

Can I order the John Deere R4045 (2015-Current) STEINBAUER module online?

Where online ordering is available, the exact application page shows the compatible product and purchasing options. If you are unsure which application matches your machine or vehicle, contact STEINBAUER UK before ordering.