Product Description
The ATS 309-912-2116 618 Stage 1 Transmission Package is a proven upgrade for 1990-1993 Dodge Ram trucks equipped with the 5.9L Cummins diesel engine and 2WD drivetrain. Built to address the common weaknesses of the factory A518/46RH transmission, this package delivers increased durability, improved torque capacity, and enhanced reliability for towing and daily driving applications.
This ATS Stage 1 package includes a fully built 618 (A518/46RH) automatic transmission, a matched ATS torque converter, and upgraded internal components designed to handle the added stress of diesel performance and heavy workloads. ATS engineering focuses on improving clutch holding capacity, hydraulic efficiency, and overall transmission longevity.
Whether you're restoring reliability to an aging drivetrain or preparing your truck for towing and work use, the ATS Stage 1 618 package provides the strength and performance needed to keep your Cummins-powered truck running at its best.
FAQ
What transmission does this package replace?
This package replaces the factory 618 (A518/46RH) automatic transmission found in 1990-1993 Dodge Cummins trucks.
What is included in the ATS 309-912-2116 package?
It includes a fully built ATS Stage 1 618 transmission and a matched ATS torque converter.
Is this transmission good for towing?
Yes. This Stage 1 package is designed to handle increased load demands, making it ideal for towing and work applications.
Will this fit a 4WD truck?
No. This specific part number is designed for 2WD applications only.
Why upgrade the factory transmission?
The factory 618 transmission is known for weaknesses under diesel torque. ATS upgrades improve clutch capacity, internal strength, and reliability.
FITMENT
1990-1993 Dodge Ram 250 5.9L Cummins Diesel 2WD
1990-1993 Dodge Ram 350 5.9L Cummins Diesel 2WD
Specifications for ATS 309-912-2116
| Specification | Details |
|---|---|
| Part Number | 309-912-2116 |
| Product Name | ATS Stage 1 618 Transmission Package |
| Transmission Model | 618 (A518 / 46RH) Automatic |
| Engine Fitment | 5.9L Cummins Diesel |
| Vehicle Fitment | 1990-1993 Dodge Ram 250 / 350 |
| Drive Configuration | 2WD |
| Included Components | Stage 1 Built Transmission, Torque Converter |
| UPC | Not Available |
| GTIN | Not Available |
| Shipping Information | Freight Shipping Required |
| Prop 65 | WARNING: Cancer and Reproductive Harm |
