2nd Gear Super Hold Servo Kit Sonnax A518 46RE 46RH A618 47RE 47RH 48RE A727

Sonnax 2nd Gear Super Hold Servo Kit for 46RE, 46RH, 47RE, 47RH, 48RE, A727 Transmissions Upgrade your Chrysler 46RH/RE, 47RH/RE, 48RE, or A727 transmission with the Sonnax 2nd Gear Super Hold Servo Kit (part number 22301B-01K). This kit features the largest and most leak-resistant servo available for these units, eliminating the need for aggressive lever ratios, excessively high line pressure, or other extreme modifications to achieve firmer shifts. The exclusive Sonnax design incorporates rubber and PTFE seals for superior sealing and protection against case wear, resulting in enhanced holding force in 2nd gear, firmer 1-2 shifts, and more consistent 2-3 shifts under load. Key Features: Simple installation significantly improves 1-2 and 2-3 shift quality. Provides 16% more apply area for increased band holding power. Reduces leakage by 15% compared to other designs. Constructed from anodized aluminum for enhanced durability. Note: For details on shift timing and overlap, please ref