Product Description
The ATS 309-912-2272 Stage 1 48RE Transmission Package is a heavy-duty upgrade designed for 2003 to early 2004 Dodge Ram trucks equipped with the 5.9L Cummins diesel engine and 2WD drivetrain. Built to handle increased torque and demanding workloads, this package significantly improves durability, reliability, and performance over the factory transmission.
This complete package includes an ATS-built Stage 1 48RE automatic transmission, ATS Five Star torque converter, and ATS deep transmission pan. Each component is engineered to correct common 48RE weaknesses such as clutch slippage, overheating, and torque converter inefficiency.
The upgraded internal components and recalibrated valve body provide improved holding power and smoother shifts, making this transmission ideal for towing, daily driving, and mild performance applications. The included deep transmission pan increases fluid capacity and cooling efficiency, helping extend transmission life under heavy load conditions.
The ATS Stage 1 48RE Package is the perfect solution for Cummins owners looking for a dependable transmission upgrade that can handle real-world diesel demands without sacrificing drivability.
FAQ
What is included in the ATS 309-912-2272 package?
This package includes an ATS Stage 1 built 48RE transmission, ATS Five Star torque converter, and ATS deep transmission pan.
What trucks does this transmission fit?
It fits 2003 to early 2004 Dodge Ram trucks with the 5.9L Cummins diesel engine and 2WD configuration.
Is this a good upgrade over the stock 48RE?
Yes. ATS improves clutch holding capacity, internal strength, and cooling performance to address common 48RE failure points.
Is this transmission good for towing?
Absolutely. This package is designed to handle towing, hauling, and increased power levels with improved reliability.
Why upgrade to an ATS 48RE Stage 1?
The factory 48RE is known for weak clutch packs and converter issues. ATS upgrades provide stronger internals, better torque transfer, and longer service life.
FITMENT
2003 Dodge Ram 2500 5.9L Cummins Diesel 2WD
2003 Dodge Ram 3500 5.9L Cummins Diesel 2WD
Early 2004 Dodge Ram 2500 5.9L Cummins Diesel 2WD
Early 2004 Dodge Ram 3500 5.9L Cummins Diesel 2WD
Specifications for ATS 309-912-2272
| Specification | Details |
|---|---|
| Part Number | 309-912-2272 |
| Product Name | ATS Stage 1 48RE Package |
| Transmission Model | 48RE Automatic |
| Engine Fitment | 5.9L Cummins Diesel |
| Vehicle Fitment | 2003–Early 2004 Dodge Ram |
| Drive Configuration | 2WD |
| Included Components | Stage 1 Built Transmission, Five Star Torque Converter, Deep Transmission Pan |
| UPC | Not Available |
| GTIN | Not Available |
| Shipping Information | Freight Shipping Required |
| Prop 65 | WARNING: Cancer and Reproductive Harm |
