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Sonnax Pinless 1-2 or 3-4 Accumulator Piston Kit

Sonnax Pinless 1-2 or 3-4 Accumulator Piston Kit

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Availability: In stock

$34.95

Quick Overview

SONNAX SLEEVE KIT 3-4 ACCUMULATOR PISTON KIT 77998-01K

Details

Repair Sleeve
Piston with O-Ring
Accumulator Pin
The 3-4 accumulator bore on the 4L60 & E cases can become scored, resulting in the loss of 4th servo feed and 4th accumulator pressure. Scoring is caused by repeated oscillation of the accumulator piston within the bore during normal operation. Once this bore is damaged the case must be scrapped. Install Sonnax accumulator sleeve kit 77998-01K.

Sleeve is manufactured from wear-resistant aluminum.
Piston with O-ring seal is made of high-quality fluorocarbon material.
Kit includes new accumulator pin.
Piston is compatible with all OE accumulator springs.
Requires no machining of the transmission case.

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