• 4R100
• Fits PWM units only.

Ford 4R100 PWM units use a plunger valve assembly and coil spring to cushion the TCC control valve. That assembly uses regulated converter pressure as a variable h...Read More

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• 4R100
• E4OD
• Adapts the Ford C5, C6, AOD and E4OD turbine to the 4R100 multiplate clutch assembly.

The Sonnax hub features an upgraded design that improves oil flow for piston release for 4R100 units. On the OE converter piston, release oil flows between the nee...Read More

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• 4R100
• E4OD
• Fits all 4R100 pumps. Fits '95-later F5 and F8 E4OD pumps.

In Ford E4OD and 4R100 applications, the OE pump gears often become worn, allowing pressure and volume to drop. This results in problems such as low line pressure,...Read More

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• 4R100
• E4OD

Ford E4OD and 4R100 accumulator springs can break, weaken or collapse, causing long, soft shifts, particularly in towing and heavy-duty applications. Recalibrate s...Read More

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• 4R100
• C6
• E4OD

Installation Tool for 36008B, 36008C, 36008D. Also for use with Sure Cure SC-E4OD and Performance Pack HP-4R100-01.

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• 4R100
• E4OD
• F1, F5, F8 & E9 pump castings

Ford E4OD, 4R100 transmissions often have problems with converter overheat, codes 62, 628, 1744, high line pressure and low cooler flow. The OE valve can close off...Read More

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• 4R100
• '98-later with PWM TCC. If supplying a core for your solenoid, please order 36424D-RRP. If no core available, please order 36424D-C.

Rebuilders now have a no-hassle option of replacing worn or contaminated E4OD, 4R100 solenoid blocks with Sonnax 36424B-RRP and 36424D-RRP remanufactured solenoid ...Read More

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• 4R100
• E4OD
• Printed silicone bead

In Ford 4R100 and E4OD units, leakage between center support and hub can cause forward clutch failure and/or poor lube oil flow. This leakage can be caused by a nu...Read More

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• 4R100
• E4OD

In Ford 4R100 and E4OD units, a major cause of low clutch apply pressure, soft shifts and burned clutches is leakage between the case and the clutch feed passages ...Read More

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• 4R100
• E4OD
• Factory Style, No O-Rings

Vehicles with Ford E4OD and 4R100 transmissions frequently have problems with poor line rise and/or soft shifts. These complaints are often caused by severe wear o...Read More

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• 4R100
• E4OD
• Melt-proof aluminum

In Ford 4R100 and E4OD units, the OE plastic front lube/drainback valve assembly can melt at elevated fluid temperature. Once the plastic ball seat or ball seat st...Read More

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• 4R100
• E4OD
• F1, F5, F8 & E9 pump castings

Ford E4OD, 4R100 transmissions often have problems with converter overheat, codes 62, 628, 1744, high line pressure and low cooler flow. The OE valve can close off...Read More

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• 4R100
• E4OD

As the bore wears in Ford 4R100 and E4OD units, the accumulator pressure control valve will either remain inward, due to loss of balance oil, or stick outward. Inw...Read More

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• 4R100
• E4OD
• O-Ring Style

Vehicles with Ford E4OD and 4R100 transmissions frequently have problems with poor line rise and/or soft shifts. These complaints are often caused by severe wear o...Read More

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• 4R100
• E4OD
• Fits '96-later, uses lower OE ratio

In Ford 4R100 and E4OD units, the Low/Reverse modulator plunger valve uses line pressure to control the position of the Low/Reverse modulator valve. Due to continu...Read More

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• 4R100
• E4OD
• Fits '95-later units only. Late-style with 3 grooves to front.

The OE rear case bushings in the Ford E4OD and 4R100 transmissions tend to spin out, causing damage to the case. After the case is damaged, it is impractical to re...Read More

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• 4R100
• E4OD
• Fits '95-later units. Late-style with 3 grooves to front, 1 groove to back.

The OE rear case bushings in the Ford E4OD and 4R100  transmissions tend to wear out prematurely. Bushing failure may be due to lack of lubrication, excessive jour...Read More

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• 4R100
• E4OD

In Ford 4R100 and E4OD units, movement between the center support and case causes wear on the rear of the center support where it contacts the case lugs and requir...Read More

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• 4R100
• E4OD

Ford E4OD and 4R100 transmissions are prone to case deflection because the OE design, which has a gap between the case and center support. When the center support ...Read More

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• 4R100
• E4OD
• Fits '96-later, 2-spool valve

Sonnax offers 36947-14 and 36948-22, solenoid regulator valves and their tool kits to salvage worn valve bodies and restore proper solenoid regulator valve (SRV) c...Read More

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• 4R100
• E4OD

Ford 4R100 and E4OD transmissions often suffer Reverse issues, which can be a direct result of wear and scoring of the casting bore by the OE manual valve.  The So...Read More

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• 4R100
• E4OD
• Fits '96-later units, uses higher OE ratio

In Ford 4R100 and E4OD units, the holding capacity of even the largest modulator plunger valve assembly does not supply enough line pressure to the low/reverse clu...Read More

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• 4R100
• E4OD
• Fits '97-later units with either style outboard fitting.

Sticking of bypass components, spring relaxation or poor ball seat in Ford 4R100 and E4OD units will allow the bypass to open at lower cracking pressure. This redu...Read More

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• 4R100
• E4OD

Some Ford E4OD and 4R100 transmissions have soft 1-2 or 2-3 shifts, intermittent harsh shifts or poor line rise complaints. These can be caused by ECU (electronic ...Read More

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• 4R100
• E4OD

Some Ford E4OD, 4R100 transmissions have soft 1-2 or 2-3 shifts, intermittent harsh shifts or poor line rise complaints. These can be caused by ECU (electronic con...Read More

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