Features:
If you're running a 2012-2018 RAM 6.7L Cummins 2WD and want to push more power without wondering if your transmission can keep up, the ATS Stage 4 68RFE package is the upgrade that makes it happen. Whether you're towing heavy loads, daily driving with a tune, or putting serious torque down on the pavement, this setup is designed to give you confidence every time you shift into gear. ATS replaces all the weak factory internals with stronger, high-quality components like a billet input shaft, heavy-duty torque converter, and reinforced clutch hubs. The result is smoother power delivery, stronger shifts, and far less stress on the transmission when the engine demands more. You’ll also get the Co-Pilot controller, which dynamically adjusts line pressure and converter lockup based on real driving inputs, not just a static tune. That means better drivability in town and more control when the throttle is wide open. It’s the kind of peace of mind that lets you focus on using your truck, not worrying about breaking it.
This Stage 4 transmission package doesn’t just patch up the stock 68RFE design, it rebuilds it from the inside out with a performance mindset. The ATS billet channel plate valve body is a massive upgrade over the stock cast version, preventing warping under heat and eliminating internal cross leaks that lead to poor shift quality. Inside, the clutch packs are reengineered for increased surface area, giving the underdrive, overdrive, 2C, and 4C packs more holding power without relying on excessive pressure. These gains are made using a mix of single and double-sided friction materials that improve durability while still allowing for smooth, responsive engagement. Weak links like the one-way sprag are replaced with a much stronger cam and roller clutch setup, which also improves lubrication and lifespan under load. The billet pump assembly and reinforced shafts ensure stable fluid delivery and added strength where it's most needed. Combined with the deep transmission pan, case brace, and pressure-responsive control from the Co-Pilot system, this package is fully built to take abuse and keep delivering smooth, predictable performance.
Fitment: 2012, 2013, 2014, 2015, 2016, 2017, 2018 RAM 2500/3500 6.7L Cummins 2WD
Notes:
| Property | Values |
|---|---|
| Year Ranges | 2012-2018 |
| Make | RAM |
| Model | |
| Series | 2500/3500 |
| Engine | 6.7L Cummins |
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