Chrysler 47RE, 47RH, 48RE Smart-Tech® High Capacity Input Shaft & Piston Kit
20% More direct clutch capacity than OE.
Chrysler 47RE, 47RH, 48RE Extreme Duty Intermediate Shaft
Delivers maximum strength and resistance to fracture for high-horsepower applications.
TH400 Performance Slip Yoke
Achieve superior strength and durability for high horsepower and torque capacity applications.
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Which Sonnax Kit is Right for Your Rebuild?
Line Pressure Booster Kits
Affordable kit for big performance without a big price tag.
The first step in correcting common shift problems.
The Sure Cure®
Comprehensive kit for big problems you don't want back.
The best parts for performance & heavy duty recalibration.
Pressure Switch Rebuild Master Pack