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Sonnax

4R44E 4R55E 5R44E 5R55E A4LD Retaining Pin | Sonnax | 10-Pack

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Now: $11.16

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4R44E 4R55E 5R44E 5R55E TCC Regulator Sleeve Kit | Sonnax

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Now: $53.11

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Sonnax

4R44E 4R55E 5R44E 5R55E TCC Modulator Sleeve Kit | Sonnax

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Now: $54.58

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4R44E 4R55E 5R44E 5R55E Pressure Regulator Sleeve Kit | Sonnax

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Now: $46.65

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4R44E 4R55E 5R44E 5R55E Oversized Solenoid Regulator Valve Kit | Sonnax

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Now: $62.95

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4R44E 4R55E 5R44E 5R55E Oversized Coast Clutch Valve Kit | Sonnax

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Now: $33.53

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4R44E 4R55E 5R44E 5R55E EPC Limit Plug Kit | Sonnax

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Now: $31.23

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4R44E 4R55E 5R44E 5R55E EPC & Engagement Control Kit | Sonnax

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Now: $158.04

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Sonnax

Ford and GM Transmission Checkball .25" 1/4" (Material Imidized Plastic) (Quantity 10) See Description for listed Transmission Applications

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Now: $8.50

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Precision International

A4LD 4R44E 5R55E 5R44E Checkball (Set of 7) 1/4''

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Now: $2.95

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Sonnax

4R44E 4R55E 5R44E 5R55E HD TCC Regulator Valve Spring Kit (5-Pack) Sonnax
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Sonnax

4R44E 5R55E 5R44E 5R55E TCC Regulator Valve (OE Size) Sonnax

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Now: $29.95

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Sonnax

4R44E 4R55E 5R44E 5R55E A4LD Relief Valve (10-Pack) Sonnax
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4R44E 4R55E 5R44E 5R55E Pressure Regulator Valve - Sonnax

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Now: $44.95

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Sonnax

4R44E 4R55E 5R44E 5R55E Outer Reverse Modulator Valve (OE Size) Sonnax

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Now: $39.95

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4R44E 4R55E 5R44E 5R55E O-Ringed End Plug & Checkball Kit - Sonnax

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Now: $34.95

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Sonnax

4R44E 4R55E 5R44E 5R55E Inner Reverse modulator Valve - Sonnax

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Now: $34.95

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Sonnax

4R44E 4R55E 5R44E 5R55E Elevated Pressure Main Pressure Regulator Spring (20-Pack) Sonnax
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Sonnax

4R44E 4R55E 5R44E 5R55E Boost Valve Kit (OE Ratio) Sonnax

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Now: $38.95

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4R44E 4R55E 5R44E 5R55E Boost Valve Kit (Increased Ratio) Sonnax

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Sonnax

4R44E 4R55E 5R44E 5R55E A4LD Retaining Pin | Sonnax | 10-Pack

4R44E 4R55E 5R44E 5R55E A4LD Retaining Pin Sonnax Part Number: 56947-11 L-shaped 0.650'' Length 0.072'' Diameter PACKAGE CONTAINS Retaining Pin (10) SYMPTOMS Lost or damaged component

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Now: $11.16
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Sonnax

4R44E 4R55E 5R44E 5R55E TCC Regulator Sleeve Kit | Sonnax

4R44E 4R55E 5R44E 5R55E TCC Regulator Sleeve Kit Sonnax Part Number: 37947-09K TOOLING REQUIRED 37947-TL9 Constant oscillation of the converter clutch regulator valve creates wear in the valve body bore. Also, the small plug separating this regulator...

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Sonnax

4R44E 4R55E 5R44E 5R55E TCC Modulator Sleeve Kit | Sonnax

4R44E 4R55E 5R44E 5R55E TCC Modulator Sleeve Kit Sonnax Part Number: 37947-07K TOOLING REQUIRED 37947-TL5 Constant oscillation of the torque converter clutch (TCC) modulator valve creates wear in the valve body bore, which can allow converter solenoid...

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Sonnax

4R44E 4R55E 5R44E 5R55E Pressure Regulator Sleeve Kit | Sonnax

4R44E 4R55E 5R44E 5R55E Pressure Regulator Sleeve Kit Sonnax Part Number: 37947-05K TOOLING REQUIRED 37947-TL5 Constant oscillation of the pressure regulator valve can cause excessive wear at the balance line end of the bore, allowing balance line...

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Now: $46.65
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Sonnax

4R44E 4R55E 5R44E 5R55E Oversized Solenoid Regulator Valve Kit | Sonnax

4R44E 4R55E 5R44E 5R55E Oversized Solenoid Regulator Valve Kit Sonnax Part Number: 37947-48K TOOLING REQUIRED 37947-TL48 Ford 4R44E, 4R55E, 5R44E and 5R55E units often suffer shift abnormalities caused by excess wear in the solenoid regulator valve...

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Now: $62.95
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Sonnax

4R44E 4R55E 5R44E 5R55E Oversized Coast Clutch Valve Kit | Sonnax

4R44E 4R55E 5R44E 5R55E Oversized Coast Clutch Valve Kit Sonnax Part Number: 37947-33K TOOLING REQUIRED 37947-TL33 NOTE: Although this valve can be used on any valve body independent of other repairs, we strongly suggest this kit be used with Sonnax's...

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Now: $33.53
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Sonnax

4R44E 4R55E 5R44E 5R55E EPC Limit Plug Kit | Sonnax

4R44E 4R55E 5R44E 5R55E EPC Limit Plug Kit Sonnax Part Number: 37947-55K NOTE: Plug is used in early separator plates only. See instructions for more details. In Ford 4R44E, 4R55E, 5R44E and 5R55E transmissions, both the early- and late- style EPC...

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Now: $31.23
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Sonnax

4R44E 4R55E 5R44E 5R55E EPC & Engagement Control Kit | Sonnax

4R44E 4R55E 5R44E 5R55E EPC & Engagement Control Kit Sonnax Part Number: 37947-11K TOOLING REQUIRED 37947-TL11 Forward Modulation Bore EPC (electronic pressure control) is the most critical pressure for keeping these transmissions functioning...

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Now: $158.04
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Sonnax

Ford and GM Transmission Checkball .25" 1/4" (Material Imidized Plastic) (Quantity 10) See Description for listed Transmission Applications

200-4R, 32RH, 45RFE, 46RE, 46RH, 47RE, 48RE, 4L60, 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E, 4R100, 4R44E, 4R55E, 4R70E, 4R70W, 4R75E, 4R75W, 4T60-E, 4T65-E, 545RFE, 5R44E, 5R55E, 60-40LE, 60-41SN, 65RFE, 66RFE, 68RFE, 6F35 (Gen. 1), 6F35 (Gen. 2), 6F35...

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Now: $8.50
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Precision International

A4LD 4R44E 5R55E 5R44E Checkball (Set of 7) 1/4''

This is a set of seven 1/4'' checkballs used in A4LD, 4R44E, 5R55E, 5R44E automatic transmissions. There are typically between 5 to 7 checkballs used in 1985 to 2005 applications.

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Now: $2.95
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Sonnax

4R44E 4R55E 5R44E 5R55E HD TCC Regulator Valve Spring Kit (5-Pack) Sonnax

4R44E, 4R55E, 5R44E, 5R55E TCC Regulator Valve Spring KitPart No. 37947-46K The 2.3L TCC regulator valve has a lower spring rate and lower apply pressure than the 4.0L. If the incorrect core is installed or the springs have been...

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Sonnax

4R44E 5R55E 5R44E 5R55E TCC Regulator Valve (OE Size) Sonnax

4R44E, 4R55E, 5R44E, 5R55E TCC Regulator ValvePart No. 37947-38 OE size Debris and constant oscillation of the converter clutch regulator valve can create scratches on the critical valve spools, allowing valuable regulated line...

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Now: $29.95
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Sonnax

4R44E 4R55E 5R44E 5R55E A4LD Relief Valve (10-Pack) Sonnax

4R44E, 4R55E, 5R44E, 5R55E, A4LD Relief ValvePart No. 10000-02K High radius Package Quantity: 10 Sonnax offers relief valve 10000-01K to replace the various relief valves and drainback valves that are found in...

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Sonnax

4R44E 4R55E 5R44E 5R55E Pressure Regulator Valve - Sonnax

4R44E, 4R55E, 5R44E, 5R55E Pressure Regulator ValvePart No. 37947-54 OE Size Debris and constant oscillation of the pressure regulator valve in listed Ford units can create casting bore wear and scratches on the critical valve spools...

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Now: $44.95
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Sonnax

4R44E 4R55E 5R44E 5R55E Outer Reverse Modulator Valve (OE Size) Sonnax

4R44E, 4R55E, 5R44E, 5R55E Outer Reverse Modulator ValvePart No. 37947-52 OE Size Debris and constant oscillation of the outer reverse modulator valve in listed Ford units can create casting bore wear and scratches on the critical...

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Now: $39.95
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Sonnax

4R44E 4R55E 5R44E 5R55E O-Ringed End Plug & Checkball Kit - Sonnax

4R44E, 4R55E, 5R44E, 5R55E O-Ringed End Plug & Checkball KitPart No. 37947-13K The end plugs at the kick downshift control, manual low, and throttle downshift control valves become loose. This allows solenoid feed oil to exhaust...

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Now: $34.95
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Sonnax

4R44E 4R55E 5R44E 5R55E Inner Reverse modulator Valve - Sonnax

4R44E, 4R55E, 5R44E, 5R55E Inner Reverse Modulator ValvePart No. 37947-53 OE Size Debris and constant oscillation of the inner reverse modulator valve in listed Ford units can create casting bore wear and scratches on the critical...

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Now: $34.95
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Sonnax

4R44E 4R55E 5R44E 5R55E Elevated Pressure Main Pressure Regulator Spring (20-Pack) Sonnax

4R44E, 4R55E, 5R44E, 5R55E Elevated Pressure Main Pressure Regulator SpringPart No. 56947-17 Package Quantity: 20 The OE springs in many Ford transmissions wear or become fatigued, causing low baseline pressure. OE...

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Sonnax

4R44E 4R55E 5R44E 5R55E Boost Valve Kit (OE Ratio) Sonnax

4R44E, 4R55E, 5R44E, 5R55E Boost Valve KitPart No. 37947-01K OE Ratio Some typical problems in Ford 4R44E, 4R55E, 5R44E and 5R55E units are soft shifts, delayed Reverse, poor modulator control and/or low line pressure in Reverse. A...

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Now: $38.95
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Sonnax

4R44E 4R55E 5R44E 5R55E Boost Valve Kit (Increased Ratio) Sonnax

4R44E, 4R55E, 5R44E, 5R55E Boost Valve KitPart No. 37947-03K Increased Ratio Some typical problems in Ford 4R44E, 4R55E, 5R44E and 5R55E units are soft shifts, delayed Reverse, poor modulator control and/or low line pressure in...

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Now: $45.95
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