68RFE Transmission Rebuild Kit- 800 HP
**REQUIRED** WELDED OUTPUT PIN ASSEMBLY
The WP Developments 800HP 68RFE is a high-performance transmission package designed for heavy-duty use in trucks equipped with the 68RFE automatic transmission, commonly found in Dodge RAM vehicles with Cummins diesel engines. This upgraded transmission is built to handle up to 900 horsepower, making it an excellent choice for drivers with modified engines, high-performance builds, or those who engage in demanding towing, off-road, or racing applications.
Key features of the WP Developments 800HP 68RFE include:
WP Developments Extreme pump assembly:
Precisely machined flat
Spec’d for gear depth
Bores are refurbished and vacuum verified
New Sonnax pump gears
Revmax Zero-Flex billet pump cover
WP Developments Extreme Valve body:
Verified Flatten on all surfaces to ensure no cross leaks
SSV bore over-sized with a Trans-go style valve
HD accumulator plate that is secured with precision torque wrenches and loctite
Sonnax accumulators
Billet Channel plate
Custom Low Reverse Switch Valve
Brand new OEM solenoid that is Dyno tested at WP Developments
Modified for high volume and high pressure performance applications
Billet Sonnax input shaft that has been tested in house over 2000HP
Sonnax custom stack up Overdrive assembly
WP Developments Spiral lock snap-ring upgrades
HD Borg-Warner Sprag assembly spec’d by WPD
Welded Rear planet assembly to prevent pin walking
Billet custom 2C piston
Custom 2C clutch stack
WPD-682 model Extreme torque converter with a custom stall
Mopar OEM seal kit
Mopar Filter kit with billet screw-on insert
Deep Pan
Billet SFI rated flexplate
Pump and Valvebody stud kit with ARP hardware
The WP Developments 900 HP 68RFE is ideal for enthusiasts looking for a transmission that can keep up with their high-performance diesel truck, delivering reliability, strength, and efficiency even at the upper limits of horsepower and torque. Whether used for competitive racing, towing heavy loads, or simply for extreme performance, this transmission package is engineered to handle it all.
68RFE Transmission Rebuild Kit- 800 HP Performance Advantages
2007.5-2018 RAM 2500, RAM 3500, 2019-ON RAM 2500, RAM 3500
68RFE Transmission Core Charge Policy
$2,000 core charge added at check out and will be refunded when returned in whole with no damage. The following deductions will be made to the $2,000 charge when there is damage to one or more of the following, but charges will not exceed the $2,000 core.
- WP Transmission Core $2,000
- Convertor $500
- Pump $500
- Valve Body $500

