Big Stack Overdrive Shaft and Drum Kit; Incl. Overdrive Shaft/Reaction Plate/Sonnax Machined Drum Kit/Machined Bolt-On Plate;
Liquid filled gauge for setting up back pressure regulation on butterfly style exhaust brakes.
  • Large Input Drum Apply Area To Increase Torque Holding
  • 54% Increased Torque Holding Capacity
  • 16 Overdrive Friction Surfaces
  • Billet QT100 Reaction Plates
  • Billet Machines Overdrive Shaft Spline
  • 33% More Steel Mass For Better Heat Absorption
  • Raybestos Clutches B29308L/B29309L Are Required
  • 12 Month Warranty

Application Summary:

Year Make/Model
2007-2010 Dodge Ram 2500
2007-2010 Dodge Ram 3500
2011-2018 Ram 2500
2011-2018 Ram 3500

Additional Information:

Fast Efficient Shipping

Through our distribution network Deliveries can be as fast as Next Day Delivery.
Delivery times vary by destination, tracking information is provided with every purchase.

Get it Installed

JB's Power Centre offers on-site professional installation services in Calgary and Edmonton, AB.
We have on staff licensed Mechanical Technicians as well as MECP Certified 12-Volt Technicians.

* Extend your products Manufacturer Warranty

All products include a manufacturer warranty, but you can extend this warranty with
JB's Purchase Protection Plan
*Available on select products.