Feature:Made of durable material, and have a long service time.Corvette Style 2-4 Servo Upgrade Kit With O-Rings & Seals. Corrects Soft 1-2 And 2-3 Shifts. Adds Holding Force For Increased Torque Capacity In 2nd Gear. This servo kit alters the 3-4 clutch accumulation rate making the 2-3 shift firmer.Simple direct replacement with no modification required.A good replacement for the old or broken one.This is a non-OEM product, accessory only!Specification: Color: Silver ToneMaterial: Aluminum AlloyDiameter: 85mm / 3.35"OE: A74905BKFitment: (for all 700 700-R4 4L60 4L60E & 4L65E 4L70E Model Automatic Transmissions.
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