Transmission Parts

Browse all Sonnax transmission parts here, or use the filters below to find just what you are looking for.

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TF-80SC • TF-81SC

Oversized Solenoid Modulator Valve Kit 39741-18K

Fits either of 2 locations. Also fits Volvo (AM6); Opel (AF40); Peugeot (TF80); Saab (Af40/6); Land Rover (TF80); Ford (AF21) and Mazda (AW6A-EL).

Helps cure:

Code 734, 735, 729
Kickdown slip
Kickdown shock
4th Slip
5th Slip
6th Slip

AT-540 • MT-600

Oil Pan Filter SP6883044

Fits AT-545, MT-640/643/644/650/654. For deep pan, sealed power.

4R100 • E4OD

Sure Lock Spiral Snap Ring 36744-01

Helps cure:

OD loss (E4OD)
OD piston retaining ring popout
Catastrophic failure (4R100)

C6

Servo Apply Lever 36916E

"E" Ratio (1.85)

4R100 • E4OD

Performance Rated Accumulator Spring Kit 36948-18K

Helps cure:

Soft shifts
Long soft shift in towing & heavy-duty applications

6L45 • 6L50 • 6L80 • 6L90

Tool Kit F-104740-TL7

4R100 • E4OD

Center Support Gasket 36743G

Printed silicone bead

Helps cure:

Forward clutch failure
Low lube oil flow

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

Bearing Kit SBK-C16

Fits '88-Later

Helps cure:

Bearing noise
Bearing failure

4L60

Throttle Valve Plunger Kit 77966-94MK

Helps cure:

Low line rise
Early upshifts
Soft upshifts
Premature 3-4 clutch failure
Low line pressure

4R100 • E4OD

Cooler Bypass Valve Kit 36605-02K

Fits '97-later units with either style outboard fitting.

Helps cure:

TCC slip
Soft TCC apply
Code 1783
Code 1741, 1744
Overheating
Low cooler flow
Overheated converter
Overheated OD area

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

Line Pressure Plug & Sleeve Kit 22229-04K

Fits Chrysler A727 units with boost tube only and 42-46-47RH/RE units with .264" plug diameters.

Helps cure:

Reverse slip
Poor line pressure control
Poor Forward & Reverse engagement
Poor cooler charge at idle
Soft Reverse

C4 • C5

"C" Ratio Servo Kit K13259C

Purple Anodized

AL-4 • DPO

Pump Stator Bushing 120003-02

Large bushing, fits units '00-later.

Bushing Style: Precision
Material: Steel-backed aluminum alloy
Width: 0.628"
Shaft Dia.: 1.021"
Housing Bore: 1.118"

Helps cure:

Worn pump stator bushings
Excess turbine shaft-to-stator bushing clearance

C4 • C5

Replacement Seal Kit K13259C-SK

TH350 • TH350C

Line Pressure Booster Kit 350-LB1

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