John Deere
John Deere 4045T
4045 Series
John Deere 4045T is a 4.525 L inline-4 turbocharged diesel engine family. EPA annual certification data lists constant-speed configurations from 55 to 74 kWm at 1800 RPM across Tier 3, Interim Tier 4 and Tier 4 Final families.
Overhaul & repair parts- Manufacturer files
- No datasheet
- Last updated
- 2026-07-25
- Package route
- diesel generator sets
- Mechanical Output
- 74 kW
- Cylinders
- L4
- Displacement
- 4.525 L
- Rated Speed
- 1,500 RPM
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John Deere 4045T overhaul & repair parts
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John Deere 4045T generator set context
The John Deere 4045T is listed here as a diesel generator-drive engine for 50 Hz generator sets, with a headline 74 kW / standby rating. Use this page to compare the published engine output, electrical kWe/kVA ratings, emissions level, datasheet availability, and neighboring models before specifying an alternator, controller, enclosure, voltage, and compliance package.
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Technical Specifications
| Brand | John Deere |
| Model | 4045T |
| Series | 4045 Series |
| Configuration | L4 Turbocharged |
| Cylinders | 4 |
| Displacement | 4.525 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | U.S. EPA Tier 3 / U.S. EPA Interim Tier 4 / U.S. EPA Final Tier 4 |
| Certifications | U.S. EPA Tier 3, U.S. EPA Interim Tier 4, U.S. EPA Tier 4 Final |
| Country of Origin | United States |
Frequently asked questions
What fuel does the John Deere 4045T use?
The John Deere 4045T is a diesel generator-set engine.
What is the displacement and cylinder configuration of the 4045T?
The John Deere 4045T is an inline-4 (4-cylinder) engine with a displacement of 4.525 L.
What emissions information is listed for the 4045T?
This record lists U.S. EPA Tier 3 / U.S. EPA Interim Tier 4 / U.S. EPA Final Tier 4 for the John Deere 4045T. Confirm the exact engine family, model year, configuration and applicable manufacturer certification documents before specifying it for a regulated project. A database label does not establish certification of a complete generator package.
What is the catalog status of the John Deere 4045T?
The John Deere 4045T is marked active in this database. Confirm current production and availability with the manufacturer; catalog status is not a live supply check.