• 42RE
• 42RH
• 44RE
• 44RH
• 46RE
• 46RH
• 47RE
• 47RH
• 48RE

In vehicles with listed Chrysler transmissions, it is common for the overdrive section to suffer from poor lube oil control, resulting in burnt planetaries and fai...Read More

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• 42RE
• 42RH
• 44RE
• 44RH
• 46RE
• 46RH
• 47RE
• 47RH
• 48RE
• Fits ’02-Later with 5-terminal switch

Sonnax offers two neutral safety backup insulator service kits 22229-03 and 22229-07K which replace missing, cracked or broken insulators and eliminate the chance ...Read More

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• 42RE
• 42RH
• 46RE
• 46RH
• 47RE
• 47RH
• 48RE
• A727
• A904
• '94-Later with boost oil delivery tube

Chrysler 42-46-47-48RH/RE transmissions are equipped with a lockup boost valve that is prone to wear. When this valve wears, it causes a loss of converter and lubr...Read More

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• 42RE
• 42RH
• 46RE
• 46RH
• 47RE
• 47RH
• 48RE
• A727
• A904

Tool Kit for 22771-19K

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• 42RE
• 42RH
• 44RE
• 44RH
• 46RE
• 46RH
• 47RE
• 47RH
• 48RE
• A727
• A904

When listed Chrysler transmissions feature a TCC boost valve lineup, the OE retainer is prone to cracking and breaking, allowing the the boost valve and spring to ...Read More

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• 42RE
• 42RH
• 44RE
• 44RH
• 46RE
• 46RH
• 47RE
• 47RH
• 48RE
• A727
• A904
• For cases with 1/4" pipe fittings only.

A common complaint in late-model Chrysler rear-wheel-drive units is a cracked and/or leaking case caused by installing the cooler lines. The tapered threads and th...Read More

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• 42RE
• 42RH
• 46RE
• 46RH
• 47RE
• 47RH
• 48RE
• A727
• A904

The manual shaft case bore in listed RWD Chrysler units wears excessively allowing movement of the manual shaft, letting oil to leak past the manual shaft seal.  S...Read More

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• 42RE
• 42RH
• 44RE
• 44RH
• 46RE
• 46RH
• 47RE
• 47RH
• 48RE
• A727
• A904
• For cases with .250" pipe fittings only.

A common complaint in late-model Chrysler rear-wheel-drive units is a cracked and/or leaking case caused by installing the cooler lines. The tapered threads and th...Read More

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• 42RE
• 42RH
• 44RE
• 44RH
• 46RE
• 46RH
• 47RE
• 47RH
• 48RE
• A727
• A904

Common complaints with the listed Chrysler transmissions are soft 1-2 shifts, forward clutch failure, poor line rise and delayed forward engagement caused by a wor...Read More

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• 46RE
• 46RH
• 47RE
• 47RH

Sonnax kit SC-46/47RHE has been discontinued and replaced by Sonnax Zip Kit 46-47RHE-ZIP. Sonnax Zip Kit 46-47RHE-ZIP targets the root cause of multiple complai...Read More

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• 42RE
• 42RH
• 44RE
• 44RH
• 46RE
• 46RH
• 47RE
• 47RH
• 48RE
• A727
• A904

Tool Kit for 22771-04K.

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• 32RH
• 42RE
• 42RH
• 44RE
• 44RH
• 46RE
• 46RH
• 47RE
• 47RH
• 48RE
• A727
• A904
• For use in conjunction with '78-later pressure regulator valve only; see instructions for details.

Listed Chrysler transmissions often suffer delayed engagement, converter bushing failure, overheated converters and dragging Forward clutches. These symptoms can b...Read More

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• 32RH
• 42RE
• 42RH
• 44RE
• 44RH
• 46RE
• 46RH
• 47RE
• 47RH
• 48RE
• A727
• A904

In listed Chrysler units, governor oil leaving the solenoid reacts on the 1-2 and 2-3 bore plugs, which sequentially stroke the shift valves. These bore plugs stro...Read More

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• 42RE
• 42RH
• 46RE
• 46RH
• 47RE
• 47RH
• 48RE
• A727
• A904

Tool Kit for 22771A-13

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• 42RE
• 42RH
• 44RE
• 44RH
• 46RE
• 46RH
• 47RE
• 47RH
• 48RE
• A727
• A904
• Fits '93-later, 4-spool valves only.

Bore wear toward the spring end reduces converter release oil. This affects converter charge at idle, causing engine stumble, loss of lube oil flow, overheating an...Read More

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• BorgWarner 310mm LU (A618, 47RH/RE, 48RE)
• BorgWarner 310mm NLU
• TH400 (3L80), AT-540
• BW 310mm LU (A618) and Allison AT 540/545 units require modifications for proper fit. See instructions for details.

Sonnax turbine stiffener plate GM-WS-39 is used to create a stronger turbine in GM TH400, Allison AT 540/545, BW 310mm LU (A618) and BW 310mm NLU converters. The d...Read More

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• 42RE
• 42RH
• 44RE
• 44RH
• 46RE
• 46RH
• 47RE
• 47RH
• 48RE
• A727
• A904
• Improved Sonnax design, fits '93-later units only.

Bore wear toward the spring end of the 4-spool switch valve reduces converter release oil in listed Chrysler units. This affects converter charge at idle, causing ...Read More

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• BorgWarner 310mm LU (A618, 47RH/RE, 48RE)

Sonnax O-ring GM-O-12V is an oversized version of standard OE sized O-ring GM-O-8V. It can be used in BorgWarner 310mm LU (Chrysler A618) torque converters with worn piston bores.

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• BorgWarner 310mm LU (A618, 47RH/RE, 48RE)

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• 42RE
• 42RH
• 46RE
• 46RH
• 47RE
• 47RH
• 48RE
• O.D. Sungear to Planet

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• BorgWarner 310mm LU (A618, 47RH/RE, 48RE)

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