ATS Diesel ATS Diesel 2007.5+ 6.7L Cummins 68Rfe Accumulator Piston Kit
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ATS Diesel 2007.5+ 6.7L Cummins 68Rfe Accumulator Piston Kit

ATS Diesel
ATS303-021-2326
3030212326
Valve Bodies
1 Units In Stock - Ships Next Business Day
$ 94.99
$ 94.99

SKU: 303-021-2326 | UPC: 3030212326

ATS Diesel 2007.5+ 6.7L Cummins 68RFE Accumulator Piston Kit

Upgrade the valve body in your 2007.5-2018 Ram 2500/3500 with 6.7L Cummins and 68RFE transmission using this accumulator piston kit from ATS Diesel.

The kit replaces weak stock pistons with larger designs that deliver 50% more clamping force to OD and reverse clutches for crisp shifts and reduced wear. It handles high-horsepower builds while preventing common transmission failures.

Key Features

  • Larger Piston Design: 50% increased apply surface area on overdrive and reverse pistons for greater hydraulic clamping force and clutch holding power
  • Stiffer Accumulator Spring: 25% firmer than stock to eliminate piston flop and ensure consistent pressure under load
  • Billet 6061-T6 Aluminum Construction: Lightweight yet durable material resists cracking and deformation in high-pressure environments
  • Complete Kit Contents: Includes both accumulator pistons, upgraded spring, all O-rings, and seals for a drop-in installation
  • Failure Prevention: Addresses stock piston weaknesses that lead to clutch slippage and early transmission rebuilds

Product Notes

  • Direct replacement for OEM accumulator pistons in 68RFE valve body
  • No core charge required. no exchange needed
  • Packaged for safe transit in protective foam inserts

Installation Notes

  • Professional installation recommended.
  • Requires valve body removal and disassembly from the 68RFE transmission
  • Uses stock mounting hardware. torque to factory specs

This Part Fits

Year Make Model Submodel
2007.5-2018 Ram 2500 Pickup 6.7L V8 Diesel
2007.5-2018 Ram 3500 Pickup 6.7L V8 Diesel
2007.5-2018 Ram 3500 Dually Pickup 6.7L V8 Diesel

Why Choose ATS Diesel?

  • Decades of experience building heavy-duty diesel transmissions
  • Focus on real-world durability for towing and performance applications
  • Precision-machined components tested in high-stress conditions

Frequently Asked Questions

  • Q: Which transmissions and engines is this kit designed for?
  • A: Fits 68RFE automatic transmissions in 2007.5-2018 Ram 2500/3500 models equipped with 6.7L Cummins diesel engines
  • Q: What materials are used in the pistons?
  • A: Machined from billet 6061-T6 aircraft-grade aluminum with reinforced seals for maximum strength and sealing
  • Q: Does this kit come with a warranty?
  • A: Backed by ATS Diesel's limited lifetime warranty on manufacturing defects when installed properly

Shipping & Handling

  • Method: Standard ground shipping
  • Availability: In stock - ships same or next business day
  • Packaging: Compact box measuring 6 x 4 x 2 inches
  • Weight: 0.5 lbs

Request For Information

Have questions about ATS Diesel 2007.5+ 6.7L Cummins 68Rfe Accumulator Piston Kit? Fill out the form below and we'll get back to you by the next business day.
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