





Specifications
- Brand
- ATS Diesel
- Part #
- 3099143104
- UPC
- 3099143104

ATS Diesel 1989-1991 Ford 4wd E4OD Stage 1 Transmission Package
$5737.50
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ATS Diesel 1989-1991 Ford 4wd E4OD Stage 1 Transmission Package.
Key Features
- Stage 1 upgrade — improves durability and performance over stock E4OD transmissions.
- Remanufactured torque converter — higher stall speed for better launch and towing.
- Updated clutch packs — handles more power and torque.
- Improved valve body calibration — firmer shifts and more consistent operation.
- Designed for 1989-1991 Ford 4WD E4OD applications.
⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more
Product Details
ATS Diesel makes this Stage 1 E4OD transmission package for 1989-1991 Ford 4WD trucks. This is a complete rebuild kit designed to handle more power than the stock transmission. If you're running a modified engine or towing heavy loads, the factory E4OD might not keep up. This package upgrades key components to make it more durable and reliable.
The Stage 1 kit includes a remanufactured torque converter with a higher stall speed, which helps get power to the ground more effectively, especially from a stop or when towing. It also features updated clutch packs and improved valve body calibration for firmer shifts and better durability under stress. This transmission is built to last and perform better than a stock unit.
Specifications
- Brand
- ATS Diesel
- Manufacturer Part #
- 3099143104
- UPC
- 3099143104
Frequently Asked Questions
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ATS Diesel 1989-1991 Ford 4wd E4OD Stage 1 Transmission Package




