Product Description
Maximum Strength E4OD Upgrade with ATS Stage 6 Performance
The ATS 309-964-3104 E4OD Stage 6 Package is engineered to deliver extreme durability and performance for 1989–1991 Ford 4WD diesel trucks. Designed for heavy towing, high-load applications, and performance builds, this package transforms the factory E4OD transmission into a significantly stronger and more reliable unit.
The E4OD transmission is known for weaknesses under increased torque and stress. ATS addresses these limitations with a comprehensive Stage 6 upgrade package that enhances clutch holding capacity, improves hydraulic performance, and increases overall transmission lifespan.
This package is ideal for diesel owners looking to eliminate common failures while supporting higher horsepower and demanding workloads.
Key Features:
- Stage 6 performance upgrade package for E4OD transmissions
- Significantly increased holding capacity and durability
- Designed for towing, performance, and heavy-duty applications
- Improves shift quality and transmission efficiency
- Addresses common E4OD failure points
- Engineered by ATS Diesel Performance
FAQ
What is a Stage 6 transmission package?
A Stage 6 package is a high-performance upgrade designed to maximize strength, durability, and clutch holding capacity for demanding applications.
Is this suitable for towing and heavy loads?
Yes, this package is specifically designed for towing, hauling, and high-stress diesel applications.
Will this improve transmission lifespan?
Yes, by addressing common failure points and increasing strength, it significantly improves long-term reliability.
Is installation complex?
Yes, installation requires full transmission disassembly and should be performed by a professional or experienced builder.
Fitment:
- 1989–1991 Ford F-250 / F-350 4WD
- 7.3L IDI Diesel Engine
- E4OD Automatic Transmission
Note: Always verify fitment based on your specific vehicle configuration.
Specifications for ATS 309-964-3104
| ATS 309-964-3104 Product Specifications | |
|---|---|
| Part Number | 309-964-3104 |
| Brand | ATS Diesel Performance |
| Product Type | E4OD Stage 6 Package |
| Transmission Compatibility | E4OD |
| Engine Compatibility | 7.3L IDI Diesel |
| Vehicle Fitment | 1989–1991 Ford F-250 / F-350 4WD |
| UPC | N/A |
| GTIN | N/A |
| Shipping Weight | Approx. 150 lbs |
| Shipping Dimensions | Approx. 40" x 30" x 30" |
| Core Charge | Yes, refundable core charge applies |
| California Prop 65 | WARNING: Cancer & Reproductive Harm - www.P65Warnings.ca.gov |
