• 722.6, 722.9

Sonnax front cover hub bushing MB-B-2 can be used to replace worn or damaged bushings in Sonnax MB-HB-1K front cover hubs for Mercedes 722.6, 722.9 converters.

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• 722.8

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• 722.6
• Finish-in-Place. Oversized O.D. Also fits 722.3 and 722.5 units.

In Mercedes 722.3, 722.5 and 722.6 pumps, severe load between the pump housing and bushing can cause hydraulic leaks and low pressure. Sonnax oversized finish-in-p...Read More

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• 722.6
• Fits early and late units.

In Mercedes 722.6 units, severe wear of the regulating valve pressure control valve bore results in shift quality and solenoid control issures. Sonnax oversized re...Read More

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• 722.6
• For K2 Clutch Drum

Vehicles equipped with the Mercedes 722.6 transmission may have premature planetary failure due to poor lubrication. Sonnax bearing and seal kit 68410-02K prevents...Read More

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• 722.6

In Mercedes 722.6 units, severe wear of the lubricating pressure control valve can create delayed engagements, poor performance, converter damage and lube failures...Read More

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• 722.6

Continuous plunger valve oscillation causes wear at the overlap control valve sleeves, allowing modulated oil pressure to exhaust or oppose the shift and create nu...Read More

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• 722.6

Continuous plunger valve oscillation causes wear at the overlap control valve sleeves, allowing modulated oil pressure to exhaust or oppose the shift and create nu...Read More

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• 722.6

Continuous plunger valve oscillation causes wear at the overlap control valve sleeves, allowing modulated oil pressure to exhaust or oppose the shift and create nu...Read More

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• 722.6
• Fits bores containing OE PR valve with .512" dia. spool only.

In Mercedes 722.6 units, excessive valve-to-bore clearance at the modulating pressure area allows modulated solenoid feed pressure to exhaust, reducing line pressu...Read More

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• 722.6

Continuous plunger valve oscillation causes wear at the overlap control valve sleeves, allowing modulated oil pressure to exhaust or oppose the shift and create nu...Read More

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• 722.6
• Fits .566" dia. pinion pins only.

Sonnax offers replacement pinion washer 78580C-W for output shaft/center planetaries in Mercedes 722.6 transmissions. Redesigned lube notches allow full lubrication to planetary pinions.

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• 722.6

In Mercedes 722.6, excessive clearance at the outboard spool fed by the PWM solenoid allows modulating lube to exhaust. The resulting pressure loss causes reduced ...Read More

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• 722.6
• In late-style units only. Early-style units do not have TCC damper valve.

Late-style Mercedes 722.6  valve bodies added a TCC damper valve at a previously vacant bore in the casting. This damper valve acts like an accumulator for the con...Read More

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• 722.6

The Mercedes 722.6 transmission uses clutch-to-clutch transitioning during shifts, so timing is very critical to prevent shift complaints like flares or bind-ups. ...Read More

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• 722.6

The 2-3 overlap control valve, controlled by EPC (modulated pressure) and shift valve pressure, is used to gradually reduce the pressure to the disengaging K3 clut...Read More

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• 722.6

The Mercedes 722.6 transmission uses clutch-to-clutch transitioning during shifts, so timing is very critical to prevent shift complaints like flares or bind-ups. ...Read More

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• 722.6, 722.9

Sonnax MB-CP-11K has been replaced by Sonnax MB-CP-11KA Similar to the MB-CP-10KA clutch release kit for most Mercedes 722.6, 722.9 converters, Sonnax clutch re...Read More

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• 722.6
• Fits '99-earlier units with two valves in the control pressure regulator bore.

The Mercedes 722.6 transmission is susceptible to a variety of drivability complaints, such as a delayed engagement into Drive or Reverse. These units can also exh...Read More

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• 722.6, 722.9

Sonnax MB-CP-10K has been replaced by Sonnax MB-CP-10KA Sonnax clutch release kit MB-CP-10KA is designed to address the common complaint of poor torque converte...Read More

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• 722.6, 722.9
• Used for OE front cover hub repair only

Excessive or irregular wear of the Mercedes 722.6, 722.9 front cover hub bore can create functional problems, including leakage and clearance issues. Installing So...Read More

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• 722.6, 722.9

The Mercedes 722.6 and 722.9 front cover has long had problems with broken and worn aluminum center hubs. Sonnax steel front cover hub MB-HB-1K is far superior in ...Read More

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• 722.6

Tool Kit for 68942-07K

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• 722.6

Tool Kit for 68942-10K

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