Symptoms:

  • OD clutch burned
  • Failsafe mode
  • Damaged accumulator plate
  • Engine stall
  • Low cooler flow
  • Overheated converter
  • Harsh shifts
  • Codes 841, 868, 871, 988, 1775, 1776

Cause:

Loss of oil pressure due to worn components in critical oil circuits and/or lube related failure.

Correction:

The parts in this Sure Cure kit repair and restore key areas most prone to TCC-related transmission problems and other issues affecting shift quality.

45RFE, 545RFE, 65RFE, 66RFE, 68RFE

The Sure Cure® Kit
Part No. SC-RFE-453

Fits ’18-earlier units with OE switch valve with .453" dia. large spool only.


View Instructions Find a Distributor

Sonnax Sure Cure kit SC-RFE-453 for ’18-earlier Chrysler RFE units is a comprehensive reconditioning package featuring the best Sonnax products developed to help rebuilders restore and enhance transmission performance. Sure Cure components are the same Sonnax parts sold individually to resolve common valve body complaints as well as other transmission problems. The high-quality Sonnax parts in each Sure Cure kit repair worn areas and protect the transmission against future damage. Plus, each kit comes with an easy-to-read, step-by-step installation guide that covers the inspection and repair of the most critical areas of the valve body.

  • Restore shift quality and reduce comebacks
  • Repairs biggest trouble areas to reduce comebacks
  • Includes step-by-step instructions for comprehensive valve/pump body restoration

There are two Sure Cure kits for the RFE transmissions. Please pay special attention to the warning at the top of the page and measuring instructions to define properly which kit you need.

  • TC Limit Valve Kit
  • Accumulator Piston Kit
  • Oversized Solenoid Switch Valve & Plug Kit .453" Dia.
  • Accumulator Cover Plate Kit
  • Oversized TCC Regulator & Accumulator Valve Kit
  • Oversized Lube Regulated Pressure Regulator Valve Kit
  • Checkballs (10) .250" Dia.

Sonnax valve body layouts provide a detailed overview of individual units making it quick and easy to determine what’s available for the specific valve body you’re working on. See all Sonnax valve body layouts.

Chrysler 45RFE, 545RFE, 65RFE, 66RFE, 68RFE Valve Body Layout

Chrysler 45RFE, 545RFE, 65RFE, 66RFE, 68RFE Valve Body Layout
  • 45RFE, 545RFE, 65RFE, 66RFE, 68RFE The Sure Cure® Kit SC-RFE-453
Sonnax Sure Cure Kit

The Sure Cure®

Comprehensive Kit for Big Problems You Don't Want Back

Knowing exactly what parts to replace in troublesome transmissions is an ever-increasing challenge, but Sonnax Sure Cure kits solve this problem for you. Each kit is a comprehensive reconditioning package featuring the best Sonnax products developed to help rebuilders restore and enhance transmission performance.

Learn More about Sonnax Sure Cure Kits