![]() ![]() Requires dropping of the pan to align the band Improves positive 1-2 shift, 2-3 shift, 3-2 kickdown Servo kit consists of: two piece 6061-T6 billet aluminum piston and servo cover, 2 lip seals for billet piston, servo cover O-ring and easy to follow instructions.ġ1% increase in apply surface area over GM Grand National OEM servo design Superior Transmission Parts 200-4R Super Servo Transtar Part No. – A54907BS Recommended to also purchase the 4th Gear Super Servo (K034 / A74902H) for full unit upgrade Utilizes Teflon® rings to eliminate drag from the OEM rubber rings Improves shift timing and feel and reduces heat from positive band apply. Increased apply area means the most apply holding power for any servo for this transmission. Transmission – GM TH700-R4, 4L60/E, 4L65E, 4L70Eīetter holding capacity in 4th gear, Lip seal design on piston (less leakage), Proper 4-3 (no drag) release, Constructed of billet aluminum.Īdds up to 80% increased apply area when compared to the smallest stock servo, and double of the Corvette “093” servo. Superior Transmission Parts 4L60/4L60-E Super Servo 4th Apply Piston & Cover Transtar Part No. – A74902H Installation accomplished without removing transmission or valve body Piston features lip seal design to prevent leaksĮliminates 4-3 release drag with special return spring Made from 6061-T6 billet aluminum in the USA. Kit contains two-piece 6061-T6 billet aluminum piston set with three piece steel washer set, servo clip, servo pin extender, custom return spring and four piece Teflon sealing, ring and O-ring set.ġ1% increase in apply surface area over OEM designs Great for heavy service, towing, racing and off-road. Adjustable pin tip included to set perfect band clearance. Quicker servo release on the 4-3 downshift. 35 percent more apply area than the Corvette servo. ![]() This Problem Solver deals with these problems: Sluggish performance when positive shift is demanded Lack of holding power in 2nd. Superior Transmission Parts Billet 2nd Gear Super Servo Kit 4L65E 4L70E 4L75E Transtar Part No. ![]()
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