Symptoms:

  • Overheated transmission & converter
  • Cooler restriction caused by lining material
  • High CVIs
  • Low/Reverse switch code
  • Poor lube oil control
  • High line pressure
  • 1-2 Shudder
  • 2nd Gear starts
  • Coastdown clunk
  • Harsh shifts
  • Slide shifts
  • Erratic TCC apply
  • Converter shudder & failure
  • TCC deflection & lining 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

40TE, 40TES, 41AE, 41TE, 41TES, 42LE

The Sure Cure® Kit
Part No. SC-41TE

Non-VLP only


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Sonnax Sure Cure kit SC-41TE, fully compatible with all Chrysler 41TE (A604) and 42LE (A606) 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
  • Get everything you need for restoring troublesome units in one place, at one cost
  • Pressure Regulator Sleeve
  • Solenoid Pack Repair Kit
  • Accumulator Piston & Sleeve Kit
  • Solenoid Switch Valve Plug Kit
  • Low/Reverse Piston Retainer Oil Feed Seal Kit
  • OD Clutch Hub Bushings (2) Late style
  • Input Clutch Hub Bushing
  • Differential Bearing Shims (2) For 2.48" bearing
  • Differrential Bearing Shims (2) For 2.88" bearing
  • Output & Transfer Shaft Shims (2)
  • Converter Regulator Valve Kit
  • Pump Bushing

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 40/41TE, 41AE, 40/41TES, 42LE/RLE Valve Body Layout

Chrysler 40/41TE, 41AE, 40/41TES, 42LE/RLE Valve Body Layout

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  • 40TE, 40TES, 41AE, 41TE, 41TES, 42LE The Sure Cure® Kit SC-41TE
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