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You are here: Home > TRANSMISSION PARTS AUTOMATIC TRANSMISSION KITS > Ford Rear Wheel Drive > 4R44E 4R55E 5R55E > Sonnax Valves & Tools
Sonnax Valves & Tools
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56219-03K A4LD 4R44E Transmission center support inner seeve. 5621903K A4LD, 4R44E, 4R55E SLEEVE, CTR SUPPORT/FWD CLTCH

Use to repair a ring grooved center support. MACHINING REQUIRED.

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Competitors Price $9.86
Your Cost $8.78
C3 A4LD 4R44E transmission reverse servo sleeve kit. 5653201K C3, A4LD, 4R44E, 4R55E SERVO KIT, REVERSE W/SLEEVE

The reverse servo sleeve kit restores the function of the reverse piston and salvages the case. (Replacement seals # 56532-SK). MACHINING REQUIRED.

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Competitors Price $37.22
Your Cost $37.22
56532-SK Replacement seals # 56532-01K. 56532SK C3, A4LD, 4R44E, 4R55E SEAL KIT, FOR 56532-01K 10/SET

SONNAX 56532-SK Replacement seals # 56532-01K.

Competitors Price $18.72
Your Cost $18.72
A4LD 5R55E 5R44E 4R55E 4R44E Transmission high radius relief valves. 1000002K FORD A4LD, 4R44E & OTHER VALVE, RELIEF-HIGH RADIS 10/ST

Quantity 10 / Bag.
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Competitors Price $9.99
Your Cost $7.52
4R44E 5R55E Transmission boost valve & sleeve kit 3794701K 4R44E/55E, 5R44E/55E VALVE ASSY, BOOST-OEM RATIO

Reduces delayed reverse engagement and improves line pressure rise. Boost valve and sleeve are made of highly wear resistant materials for longer life. No machining required. OEM ratio.
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Competitors Price $48.88
Your Cost $48.88
37947-33K FORD 4R44E, 5R55E Oversize coast clutch valve kit 3794733K 4R44E/4R55E, 5R44E/5R55E VALVE KIT, COAST CLUTCH O/S

More Information This oversize coast clutch valve kit allows the valve body bore to be refurbished to proper clearance and eliminate leakage. Reamer and jig 37947-TL33 is required.

Competitors Price $38.36
Your Cost $38.36
37947-TL33 Reamer and jig for 37947-33K 37947TL33 4R44E/4R55E, 5R44E/5R55E TOOL KIT F/37947-33K

This reamer and jig is required to use oversize coast clutch valve 37947-33K

Usually Ships in 24 Hours
Competitors Price $875.52
Your Cost $875.52
37947-07K FORD 4R44E, 5R55E Tcc modulator valve sleeve kit 3794707K 4R44E,4R55E,5R44E,5R55E SLEEVE KIT, TCC MODULATOR

Tool 37947-TL5 is required. This sleeve refurbishes the bore with a wear resistant sleeve which provides more support, reducing cross leaks.
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Competitors Price $59.52
Your Cost $59.52
37947-TL5 Reamer and jig for 37947-05K & 37947-07K 37947TL5 4R44E,4R55E,5R44E,5R55E TOOL KIT F/37947-05K& -07K

This reamer and jig is required to use 37947-05K & 37947-07K.
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Usually Ships in 24 Hours
Competitors Price $849.20
Your Cost $849.20
37947-05K FORD 4R44E, 5R55E pressure regulator sleeve kit 3794705K 4R44E,4R55E,5R44E,5R55E SLEEVE KIT, PRESSURE REGULATOR

Corrects delayed egagement due to poor torque converter charge, low cooler flow & overheating. Replacement sleeve that mates with OEM valve. Wear in this sleeve affects converter feed and engagement. Sleeves are made of highly wear resistant materials for longer life.
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Competitors Price $49.20
Your Cost $49.20
4R44E 5R55E Transmission boost valve & sleeve kit 3794703K 4R44E/55E, 5R44E/55E VALVE ASSY, BOOST-LARGE RATIO

Reduces delayed reverse engagement and improves line pressure rise. Boost valve and sleeve are made of highly wear resistant materials for longer life. No machining required. Increased ratio kit.
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Competitors Price $46.38
Your Cost $46.38
37947-13K 4R44E, 5R55E Valve end plug kit 3794713K 4R44E,4R55E,5R44E,5R55E PLUG KIT, O-RINGED

Prevents erratic shifting, shift timing with temperature change, gear ratio and solenoid codes.
This kit contains o-ringed end plug to seal the valve bore, check balls & L-shaped valve retainers.
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Competitors Price $25.56
Your Cost $25.56
4R44E 5R55E TCC regulator sleeve kit 3794709K 4R44E,4R55E,5R44E,5R55E SLEEVE KIT, TCC REGULATOR

Tool 37947-TL9 is required.
This repair eliminates the inner plug by incorporating it into the sleeve, which then repairs the TCC regulator bore. High TCC slip, TCC surge, high converter temperature, code 1741, code 628.
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Competitors Price $54.30
Your Cost $54.30
37947-TL9 Reamer and jig for 37947-09K 37947TL9 4R44E/5R55E TOOL KIT F/37947-09K TCC REG'R

This reamer and jig is required to use 37947-05K & 37947-07K.
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Competitors Price $592.62
Your Cost $592.62
37947-TL11 Reamer and jig kit for 37947-11K 37947TL11 4R443/5R55E, RWD/REV REGULATOR TOOL KIT F/37947-11K

This reamer and jig kit is required to use 37947-11K
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Usually Ships in 24 Hours
Competitors Price $1,489.66
Your Cost $1,489.66
37947-11K FORD 4R44E, 5R55E EPC & engagement kit. 3794711K 4R44E/5R55E EPC & ENGAGEMENT CONTROL KIT

This kit contains: EPC boost valve sleeve, forward modulation valve with Teflon seal, forward modulation valve sleeve, forward modulation o-ringed end plug, forward modulation spring, 2 reverse modulation sleeves, reverse modulation o-ringed end plug, o-ringed 2-3 shift valve end plug, o-ringed 1-2 shift valve end plug, solenoid regulator valve spring, rear lube orifice, 4 Torlon check balls, 4 L shaped retainer pins, 2 coiled spring pins and 3 extra o-rings. Tool kit 37947-TL11 is required.
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Competitors Price $180.84
Your Cost $180.84
56947-17 FORD 4R44E, 5R55E main pressure regulator springs, (20 pack) 5694717 4R44E,4R55E,5R44E,5R55E SPRING, ELEV PSI MAIN PR 20/ST

The Sonnax main pressure regulator springs are designed to provide an effective baseline pressure. The slight increase in spring pressure compensates for wear elsewhere in the transmission.
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Competitors Price $30.22
Your Cost $30.22
56947J-01K 5R55W/S TCC Modulator Sleeve & Plunger Assembly 56947J01K 5R55S/W VALVE KIT, TCC MOD PLUNGER

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Competitors Price $30.52
Your Cost $30.52
37947-TL40 Reamer and jig for 37947-40K 37947TL40 4R44E/4R55E, 5R44E/5R55E TOOL KIT F/37947-40K MILL/GAGE

This reamer and jig is required to use oversize coast clutch valve 37947-40K.
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Competitors Price $1,063.68
Your Cost $1,063.68
37947-EZ 4R44E 5R55E Baseline rebuilding kit 37947-EZ (USE part # 4R44E-5R55E ZIP KIT)

Prior to installing this kit, it is highly recommended to inspect the valve body for wear beyond the scope of this kit. In the event of excessive wear in critical locations, this kit should be used in conjunction with the appropriate Sonnax valve kit. Not recomended for High Mileage Transmissions.
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Back Order
Competitors Price $116.43
Your Cost $103.68
Sonnax S-56361J-TL Reamer Tool for Sonnax 56361J-01K S56361JTL 5R55N, 5R55S, 5R55W TOOL KIT F/56361J-01K

Does not include sleeves # 56361J-01K
Requires Tool SERVO-FIX holding fixture

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Competitors Price $962.18
Your Cost $962.18
56947J-03K 5R55W/S TCC Modulator Sleeve & Plunger Assembly 56947J03K 5R55S/W KIT, TCC MOD PLUNGER INCREASED

Increased Ratio
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Competitors Price $38.40
Your Cost $38.40
37947-40K 4R44E 5R55E EPC & TCC Relief valve kit 3794740K 4R44E/4R55E, 5R44E/5R55E VALVE KIT, EPC & TCC RELIEF

Tool kit # 34947-TL40 is required.
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Competitors Price $23.20
Your Cost $23.20
37947-38 4R44E 5R55E Standard TCC Regulator Valve 3794738 4R44E/4R55E, 5R44E/5R55E VALVE, TCC REG - STANDARD

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Instructions

Competitors Price $18.74
Your Cost $18.74
5R55N Transmission reverse engagement valve kit 56947J59K 5R55N VALVE KIT, REVERSE ENGAGEMENT

F-27741-TL13 is required.
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Competitors Price $41.57
Your Cost $37.02
5R55N Transmission reverse modulator valve kit 56947J53K 5R55N VALVE KIT, REVERSE MODULATOR

F-56947J-TL53 is required.
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Competitors Price $49.30
Your Cost $43.90
F-56947J-TL53 Tool Kit for 56947J-53K F56947JTL53 5R55N TOOL KIT F/56947J-53K

VB-FIX is required.
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Competitors Price $348.74
Your Cost $348.74
F-27741-TL13 Tool Kit for 27741-13K, 56947J-23K, 56947J-26K, 56947K-29K, 56947J-56K & 56947J-59K F27741TL13 5R55N/S/W&U150,151/250E&U151F TOOL KIT F/27741 & 56947J

VB-FIX is required.
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Competitors Price $571.66
Your Cost $571.66
5R55W/S Reverse Modulator Valve & Sleeve Kit 56947J23K 5R55S/W VALVE KIT, REVERSE MOD FIX

Requires Tool Kit F-27741-TL13 and VB-FIX Reaming Fixture
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Competitors Price $71.20
Your Cost $71.20
4R44E 5R55E Sonnax Zip Kit 4R44E5R55EZIP 4R44E/5R55E & A4LD ZIP KIT

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Competitors Price $138.58
Your Cost $138.58
56947J-S8 5R55N SPRING, ELEV PSI MAIN PR 5/SET 56947JS8 5655N (5/SET) SPRING, ELEV PSI MAIN PR 5/SET

Corrects delayed engagement, high line pressure, low base line pressure and soft shifts.
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Competitors Price $25.09
Your Cost $23.92
Pinion Washer (Fits .310 dia. pinion pins) Bag/12 for 4R44E/55E, 5R44E/55E & A4LD 56582EW A4LD, 4R44E, 4R55E, 5R55E WASHER, PINION, BAG/12

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Competitors Price $14.31
Your Cost $12.74
3794746K 4R44E/4R55E, 5R44E/5R55E SPRING KIT, TCC REG VLV 5/SET 3794746K 4R44E/4R55E, 5R44E/5R55E SPRING KIT, TCC REG VLV 5/SET


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Competitors Price $84.90
Your Cost $84.90
56947J09K 5R55S/W SLEEVE KIT, PRESSURE REGULATOR 56947J09K 5R55S/W SLEEVE KIT, PRESSURE REGULATOR


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Competitors Price $85.00
Your Cost $85.00
56947J19K 5R55S/W VALVE KIT, MODULATOR VFS CNTRL 56947J19K 5R55S/W VALVE KIT, MODULATOR VFS CNTRL


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Competitors Price $99.40
Your Cost $99.40
56947J29K 5R55S/W VALVE KIT, REVERSE ENGAGEMENT 56947J29K 5R55S/W VALVE KIT, REVERSE ENGAGEMENT


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Competitors Price $62.62
Your Cost $62.62
56947JTL9 5R55S/W TOOL KIT F/56947J-09K PR REG 56947JTL9 5R55S/W TOOL KIT F/56947J-09K PR REG


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Competitors Price $610.34
Your Cost $610.34
F56947JTL15 5R55N/W/S TOOL KIT F/56947J-15K F56947JTL15 5R55N/W/S TOOL KIT F/56947J-15K


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Competitors Price $434.06
Your Cost $434.06
F56947JTL19 5R55S/W TOOL KIT F/56947J-19K VFS MOD F56947JTL19 5R55S/W TOOL KIT F/56947J-19K VFS MOD


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Competitors Price $841.40
Your Cost $841.40
F56947JTL2 5R55N/W/S TOOL KIT F/56947J-05K F56947JTL2 5R55N/W/S TOOL KIT F/56947J-05K


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Competitors Price $685.48
Your Cost $685.48
F56947JTL39 5R55N TOOL KIT F/56947J-39K F56947JTL39 5R55N TOOL KIT F/56947J-39K


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Competitors Price $267.90
Your Cost $267.90
F56947JTL49 5R55N TOOL KIT F/56947J-49K F56947JTL49 5R55N TOOL KIT F/56947J-49K


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Competitors Price $336.50
Your Cost $336.50
F56947JTL63 5R55N TOOL KIT F/56947J-63K F56947JTL63 5R55N TOOL KIT F/56947J-63K


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Competitors Price $263.72
Your Cost $263.72
3794748K 4R44E-5R55E VALVE KIT, SOL REG O/S 3794748K 4R44E-5R55E VALVE KIT, SOL REG O/S

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Competitors Price $69.44
Your Cost $69.44
37947TL48 4R44E-5R55E TOOL KIT FOR 37947-48K 37947TL48 4R44E-5R55E TOOL KIT FOR 37947-48K

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Competitors Price $300.10
Your Cost $300.10